Home Contact Sitemap

eRAM

encyclopedia of Rare Disease Annotation for Precision Medicine



   myelofibrosis
  

Disease ID 147
Disease myelofibrosis
Definition
A de novo myeloproliferation arising from an abnormal stem cell. It is characterized by the replacement of bone marrow by fibrous tissue, a process that is mediated by CYTOKINES arising from the abnormal clone.
Synonym
[m]myelosclerosis with myeloid metaplasia
agnogenic myeloid metaplasia
agnogenic myeloid metaplasias
aleukemic myelosis
amm
bone marrow fibroses
bone marrow fibrosis
chronic idiopathic myelofibrosis
cimf
fibroses, bone marrow
fibrosis, bone marrow
idiopathic bone marrow fibrosis
idiopathic myelofibrosis
idiopathic myelofibrosis (chronic)
metaplasia myelofibrosis myeloid
metaplasia, agnogenic myeloid
metaplasia, myeloid
metaplasias, agnogenic myeloid
metaplasias, myeloid
mos
myelofi w myelo metaplas
myelofibroses
myelofibroses, primary
myelofibrosis and myeloid metaplasia
myelofibrosis as a result of myeloproliferative disease
myelofibrosis idiopathic
myelofibrosis primary
myelofibrosis with myeloid metaplasia
myelofibrosis, primary
myeloid metaplasia
myeloid metaplasia
myeloid metaplasia primary myelofibrosis
myeloid metaplasia, agnogenic
myeloid metaplasias
myeloid metaplasias, agnogenic
myeloscleroses
myelosclerosis
myelosclerosis with myeloid metaplasia
myelosclerosis with myeloid metaplasia (disorder)
myelosclerosis with myeloid metaplasia (morphologic abnormality)
myelosclerosis with myeloid metaplasia -retired-
myeloses, nonleukemic
myelosis non-leukemic
myelosis nonleukemic
myelosis, aleukemic
myelosis, nonleukemic
nonleukemic myeloses
nonleukemic myelosis
primary myelofibroses
primary myelofibrosis
primary myelofibrosis [disease/finding]
Orphanet
OMIM
DOID
ICD10
UMLS
C0001815
MeSH
SNOMED-CT
Comorbidity
UMLS | Disease | Sentences' Count(Total Sentences:75)
C0001815  |  myelofibrosis  |  12
C0001815  |  myeloid metaplasia  |  9
C0026986  |  myelodysplastic syndrome  |  9
C0023418  |  leukemia  |  7
C0026986  |  myelodysplastic syndromes  |  6
C0836924  |  thrombocythemia  |  5
C0032463  |  polycythemia vera  |  5
C0001815  |  myelofibrosis with myeloid metaplasia  |  4
C0040028  |  essential thrombocythemia  |  4
C0032461  |  polycythemia  |  4
C0029464  |  osteosclerosis  |  4
C0002871  |  anemia  |  4
C0020538  |  hypertension  |  4
C0020541  |  portal hypertension  |  3
C0024141  |  systemic lupus erythematosus  |  3
C0409974  |  lupus erythematosus  |  3
C0042870  |  vitamin d deficiency  |  3
C0023467  |  acute myeloid leukemia  |  3
C0027022  |  myeloproliferative neoplasms  |  3
C0042870  |  vitamin d defic  |  3
C0026764  |  myeloma  |  2
C0001815  |  chronic idiopathic myelofibrosis  |  2
C0001815  |  primary myelofibrosis  |  2
C0027022  |  myeloproliferative disease  |  2
C0023470  |  myeloid leukemia  |  2
C0023418  |  leukaemia  |  2
C0001815  |  idiopathic myelofibrosis  |  2
C0030312  |  pancytopenia  |  2
C0006142  |  breast cancer  |  2
C0020542  |  pulmonary hypertension  |  2
C0024299  |  lymphoma  |  2
C0085652  |  pyoderma gangrenosum  |  1
C0042974  |  von willebrand's disease  |  1
C0026764  |  multiple myeloma  |  1
C0019154  |  hepatic vein thrombosis  |  1
C0020428  |  hyperaldosteronism  |  1
C0034150  |  purpura  |  1
C0007134  |  renal cell carcinoma  |  1
C0002312  |  hemoglobin h disease  |  1
C0023473  |  chronic myelocytic leukemia  |  1
C0026985  |  myelodysplasia  |  1
C0031154  |  peritonitis  |  1
C0040034  |  thrombocytopenia  |  1
C0017668  |  focal segmental glomerulosclerosis  |  1
C1368107  |  bone marrow aplasia  |  1
C0023470  |  myelocytic leukemia  |  1
C0040053  |  thrombosis  |  1
C0015230  |  rash  |  1
C0079774  |  peripheral t-cell lymphoma  |  1
C0035222  |  acute respiratory distress syndrome  |  1
C0041956  |  ureteral obstruction  |  1
C0029411  |  pachydermoperiostosis  |  1
C0023448  |  lymphocytic leukemia  |  1
C0030312  |  bone marrow failure  |  1
C0023487  |  acute promyelocytic leukemia  |  1
C0024115  |  lung disease  |  1
C0024314  |  lymphoproliferative disorder  |  1
C0020437  |  hypercalcemia  |  1
C0023434  |  chronic lymphocytic leukemia  |  1
C0042769  |  virus infection  |  1
C0002871  |  anaemia  |  1
C0019829  |  hodgkin's lymphoma  |  1
C0001815  |  bone marrow fibrosis  |  1
C0035579  |  rickets  |  1
C0282193  |  iron overload  |  1
C0028754  |  obesity  |  1
C0178664  |  glomerulosclerosis  |  1
C0023487  |  promyelocytic leukemia  |  1
C0034155  |  thrombotic thrombocytopenic purpura  |  1
C0029411  |  primary hypertrophic osteoarthropathy  |  1
C1704437  |  respiratory distress syndrome  |  1
C0034212  |  pyoderma  |  1
C0024305  |  non-hodgkin's lymphoma  |  1
C0206062  |  interstitial lung disease  |  1
C0019069  |  hemophilia  |  1
Curated Gene
Entrez_id | Symbol | Resource(Total Genes:8)
3417  |  IDH1  |  GHR
3717  |  JAK2  |  CTD_human;GHR;ORPHANET;UNIPROT
4352  |  MPL  |  CLINVAR;GHR;ORPHANET;UNIPROT
3418  |  IDH2  |  GHR
54790  |  TET2  |  ORPHANET;GHR
10019  |  SH2B3  |  CLINVAR
2146  |  EZH2  |  CTD_human
811  |  CALR  |  CLINVAR;ORPHANET;GHR
Inferring Gene
Entrez_id | Symbol | Resource(Total Genes:3)
3717  |  JAK2  |  CIPHER;CTD_human
4352  |  MPL  |  CIPHER
2146  |  EZH2  |  CTD_human
Text Mined Gene
Entrez_id | Symbol | Score | Resource(Total Genes:117)
25  |  ABL1  |  5.184  |  DISEASES
5926  |  ARID4A  |  1.181  |  DISEASES
171023  |  ASXL1  |  5.419  |  DISEASES
9776  |  ATG13  |  1.187  |  DISEASES
10018  |  BCL2L11  |  1.127  |  DISEASES
664  |  BNIP3  |  1.293  |  DISEASES
93589  |  CACNA2D4  |  1.237  |  DISEASES
801  |  CALM1  |  1.475  |  DISEASES
811  |  CALR  |  6.503  |  DISEASES
57126  |  CD177  |  3.883  |  DISEASES
930  |  CD19  |  2.163  |  DISEASES
959  |  CD40LG  |  1.252  |  DISEASES
1050  |  CEBPA  |  1.101  |  DISEASES
26097  |  CHTOP  |  2.022  |  DISEASES
1154  |  CISH  |  1.628  |  DISEASES
1435  |  CSF1  |  1.797  |  DISEASES
1441  |  CSF3R  |  2.682  |  DISEASES
6387  |  CXCL12  |  2.042  |  DISEASES
7852  |  CXCR4  |  2.489  |  DISEASES
8813  |  DPM1  |  6.103  |  DISEASES
56478  |  EIF4ENIF1  |  1.418  |  DISEASES
284361  |  EMC10  |  1.908  |  DISEASES
2120  |  ETV6  |  1.982  |  DISEASES
2145  |  EZH1  |  1.41  |  DISEASES
55179  |  FAIM  |  1.723  |  DISEASES
100302740  |  FAS-AS1  |  3.246  |  DISEASES
2214  |  FCGR3A  |  1.507  |  DISEASES
2257  |  FGF12  |  1.306  |  DISEASES
2260  |  FGFR1  |  2.643  |  DISEASES
11116  |  FGFR1OP  |  1.638  |  DISEASES
2268  |  FGR  |  1.148  |  DISEASES
81608  |  FIP1L1  |  3.635  |  DISEASES
2289  |  FKBP5  |  1.959  |  DISEASES
2298  |  FOXD4  |  1.887  |  DISEASES
53827  |  FXYD5  |  2.611  |  DISEASES
2617  |  GARS  |  2.09  |  DISEASES
2623  |  GATA1  |  4.146  |  DISEASES
2624  |  GATA2  |  1.491  |  DISEASES
2811  |  GP1BA  |  2.596  |  DISEASES
493869  |  GPX8  |  1.957  |  DISEASES
2993  |  GYPA  |  1.153  |  DISEASES
8091  |  HMGA2  |  2.68  |  DISEASES
3149  |  HMGB3  |  1.413  |  DISEASES
3320  |  HSP90AA1  |  1.046  |  DISEASES
3418  |  IDH2  |  3.609  |  DISEASES
3440  |  IFNA2  |  3.01  |  DISEASES
10320  |  IKZF1  |  2.229  |  DISEASES
3559  |  IL2RA  |  1.395  |  DISEASES
3612  |  IMPA1  |  1.851  |  DISEASES
3684  |  ITGAM  |  1.588  |  DISEASES
3716  |  JAK1  |  6.129  |  DISEASES
3717  |  JAK2  |  7.979  |  DISEASES
3718  |  JAK3  |  3.186  |  DISEASES
3720  |  JARID2  |  2.518  |  DISEASES
3767  |  KCNJ11  |  2.286  |  DISEASES
8284  |  KDM5D  |  2.195  |  DISEASES
81562  |  LMAN2L  |  1.165  |  DISEASES
4017  |  LOXL2  |  1.134  |  DISEASES
987  |  LRBA  |  1.413  |  DISEASES
84930  |  MASTL  |  1.155  |  DISEASES
4170  |  MCL1  |  1.103  |  DISEASES
57591  |  MKL1  |  1.056  |  DISEASES
4300  |  MLLT3  |  1.647  |  DISEASES
4352  |  MPL  |  5.502  |  DISEASES
2475  |  MTOR  |  1.636  |  DISEASES
23218  |  NBEAL2  |  4.177  |  DISEASES
4781  |  NFIB  |  1.326  |  DISEASES
4893  |  NRAS  |  2.219  |  DISEASES
80228  |  ORAI2  |  1.452  |  DISEASES
93129  |  ORAI3  |  1.256  |  DISEASES
5108  |  PCM1  |  1.194  |  DISEASES
9659  |  PDE4DIP  |  1.476  |  DISEASES
5154  |  PDGFA  |  2.355  |  DISEASES
5155  |  PDGFB  |  1.35  |  DISEASES
5236  |  PGM1  |  1.509  |  DISEASES
64219  |  PJA1  |  1.998  |  DISEASES
9867  |  PJA2  |  2.166  |  DISEASES
5367  |  PMCH  |  1.297  |  DISEASES
5542  |  PRB1  |  1.978  |  DISEASES
442865  |  PRYP3  |  1.756  |  DISEASES
5688  |  PSMA7  |  1.475  |  DISEASES
5781  |  PTPN11  |  1.402  |  DISEASES
5788  |  PTPRC  |  1.846  |  DISEASES
55278  |  QRSL1  |  1.289  |  DISEASES
22821  |  RASA3  |  1.733  |  DISEASES
64783  |  RBM15  |  1.52  |  DISEASES
6049  |  RNF6  |  2.043  |  DISEASES
23513  |  SCRIB  |  1.083  |  DISEASES
29072  |  SETD2  |  2.474  |  DISEASES
166929  |  SGMS2  |  1.502  |  DISEASES
10019  |  SH2B3  |  3.998  |  DISEASES
83650  |  SLC35G5  |  2.195  |  DISEASES
8651  |  SOCS1  |  1.441  |  DISEASES
8835  |  SOCS2  |  1.5  |  DISEASES
9021  |  SOCS3  |  1.591  |  DISEASES
6693  |  SPN  |  1.713  |  DISEASES
6427  |  SRSF2  |  4.684  |  DISEASES
23635  |  SSBP2  |  1.276  |  DISEASES
6772  |  STAT1  |  1.192  |  DISEASES
6776  |  STAT5A  |  4.213  |  DISEASES
255061  |  TAC4  |  1.411  |  DISEASES
54790  |  TET2  |  5.283  |  DISEASES
7018  |  TF  |  1.908  |  DISEASES
7056  |  THBD  |  1.004  |  DISEASES
8563  |  THOC5  |  1.708  |  DISEASES
55504  |  TNFRSF19  |  1.12  |  DISEASES
7409  |  VAV1  |  1.403  |  DISEASES
7422  |  VEGFA  |  2.073  |  DISEASES
63894  |  VIPAS39  |  1.397  |  DISEASES
11311  |  VPS45  |  3.751  |  DISEASES
23038  |  WDTC1  |  1.726  |  DISEASES
7490  |  WT1  |  1.322  |  DISEASES
51352  |  WT1-AS  |  1.256  |  DISEASES
643836  |  ZFP62  |  2.282  |  DISEASES
161882  |  ZFPM1  |  1.371  |  DISEASES
7750  |  ZMYM2  |  2.133  |  DISEASES
79027  |  ZNF655  |  1.885  |  DISEASES
Locus(Waiting for update.)
Disease ID 147
Disease myelofibrosis
Integrated Phenotype
HPO | Name(Total Integrated Phenotypes:2)
HP:0011974  |  Myelofibrosis
HP:0005547  |  Myeloproliferative disorder
Text Mined Phenotype
HPO | Name | Sentences' Count(Total Phenotypes:58)
HP:0001744  |  Splenomegaly  |  13
HP:0011974  |  Myelofibrosis  |  12
HP:0002863  |  Myelodysplastic syndrome  |  10
HP:0001909  |  Leukemia  |  8
HP:0001978  |  Extramedullary hematopoiesis  |  5
HP:0002664  |  Neoplasia  |  5
HP:0001903  |  Anemia  |  5
HP:0001901  |  Abnormally shaped erythrocytes  |  4
HP:0011001  |  Increased bone mineral density  |  4
HP:0001876  |  Low blood cell count  |  3
HP:0100512  |  Vitamin D deficiency  |  3
HP:0002725  |  Systemic lupus erythematosus  |  3
HP:0004808  |  Acute myelogenous leukemia  |  3
HP:0002665  |  Lymphoma  |  3
HP:0000822  |  Hypertension  |  3
HP:0001409  |  Portal hypertension  |  2
HP:0002092  |  Pulmonary artery hypertension  |  2
HP:0012190  |  T cell lymphoma  |  2
HP:0001541  |  Ascites  |  2
HP:0001433  |  Enlarged liver and spleen  |  2
HP:0003002  |  Breast carcinoma  |  2
HP:0012324  |  Myeloid leukemia  |  2
HP:0001945  |  Fever  |  1
HP:0000979  |  Purpura  |  1
HP:0006775  |  Multiple myeloma  |  1
HP:0000096  |  Glomerulosclerosis  |  1
HP:0003072  |  Hypercalcemia  |  1
HP:0005528  |  Bone marrow hypoplasia  |  1
HP:0005523  |  Lymphoproliferative disorder  |  1
HP:0005584  |  Renal cell carcinoma  |  1
HP:0012325  |  Chronic myelomonocytic leukemia  |  1
HP:0004836  |  Acute promyelocytic leukemia  |  1
HP:0030731  |  Carcinoma  |  1
HP:0001217  |  Digital clubbing  |  1
HP:0011903  |  Hemoglobin H  |  1
HP:0006000  |  Ureteral obstruction  |  1
HP:0000989  |  pruritis  |  1
HP:0100759  |  Finger clubbing  |  1
HP:0000859  |  Mineralocorticoid excess  |  1
HP:0001513  |  Obesity  |  1
HP:0030666  |  Retinal neovascularisation  |  1
HP:0006530  |  Interstitial lung disease  |  1
HP:0000097  |  focal glomerulosclerosis  |  1
HP:0002748  |  Rickets  |  1
HP:0030243  |  Blood clot in liver vein  |  1
HP:0005506  |  Chronic myeloid leukemia  |  1
HP:0000999  |  Pyoderma  |  1
HP:0002488  |  Acute leukemias  |  1
HP:0002240  |  Enlarged liver  |  1
HP:0001394  |  Hepatic cirrhosis  |  1
HP:0012189  |  Hodgkin disease  |  1
HP:0001974  |  Leukocytosis  |  1
HP:0001873  |  Low platelet count  |  1
HP:0002586  |  Peritonitis  |  1
HP:0012311  |  High blood monocyte number  |  1
HP:0002098  |  Respiratory distress  |  1
HP:0005550  |  Chronic lymphatic leukemia  |  1
HP:0002721  |  Immunodeficiency  |  1
Disease ID 147
Disease myelofibrosis
Manually Symptom
UMLS  | Name(Total Manually Symptoms:71)
C2712340  |  dyspnea
C2697424  |  gastric cancer
C2613439  |  extramedullary hematopoiesis
C2613439  |  extramedullary haemopoiesis
C2613439  |  extramedullary haematopoiesis
C2355575  |  bone marrow fibrosis
C1963254  |  tumor lysis syndrome
C1963220  |  pulmonary hypertension
C1963077  |  bone pain
C1963059  |  adrenal insufficiency
C1622502  |  portal cirrhosis
C1418558  |  paroxysmal nocturnal hemoglobinuria
C1368019  |  paget's disease
C1142517  |  lupus anticoagulant
C1000483  |  anemia
C0876973  |  lung infection
C0865240  |  red cell aplasia
C0836924  |  thrombocythaemia
C0542035  |  erythroid hypoplasia
C0424755  |  fever
C0409908  |  secondary gout
C0403719  |  uric acid nephropathy
C0270764  |  lower motor neuron disease
C0268731  |  glomerular disease
C0267373  |  intestinal bleeding
C0239946  |  liver fibrosis
C0206180  |  ki-1 lymphoma
C0155789  |  bleeding esophageal varices
C0085669  |  acute leukemia
C0085652  |  pyoderma gangrenosum
C0079772  |  t cell lymphoma
C0043119  |  werner's syndrome
C0040034  |  thrombocytopenia
C0037926  |  spinal cord compression
C0037299  |  skin ulcers
C0036421  |  systemic sclerosis
C0032463  |  polycythaemia vera
C0031111  |  periostitis
C0030486  |  paraplegia
C0030328  |  weber-christian disease
C0030312  |  pancytopenia
C0030312  |  bone marrow failure
C0029464  |  osteosclerosis
C0028866  |  oculomotor nerve paralysis
C0027947  |  neutropenia
C0027051  |  myocardial infarction
C0027022  |  myeloproliferative disorders
C0027022  |  myeloproliferative disease
C0027013  |  myeloid metaplasia
C0026986  |  myelodysplastic syndrome
C0026764  |  multiple myeloma
C0023484  |  plasma cell leukemia
C0023470  |  myelocytic leukemia
C0023467  |  acute myelogenous leukemia
C0023462  |  megakaryoblastic leukemia
C0023418  |  leukemia
C0023223  |  leg ulcers
C0022660  |  acute renal failure
C0020532  |  hypersplenism
C0019214  |  hepatosplenomegaly
C0019087  |  hemorrhagic diathesis
C0019087  |  hemorrhagic diatheses
C0019080  |  hemorrhage
C0018989  |  hemiparesis
C0017531  |  angiofollicular lymph node hyperplasia
C0014804  |  erythromelalgia
C0005699  |  blast crisis
C0002893  |  refractory anemia
C0002874  |  aplastic anaemia
C0002871  |  anaemia
C0001824  |  granulocytopenia
Text Mined Symptom
UMLS | Name | Sentences' Count(Total Symptoms:27)
C0026986  |  myelodysplastic syndrome  |  9
C0001815  |  myelofibrosis  |  7
C0023418  |  leukemia  |  7
C0029464  |  osteosclerosis  |  4
C0002871  |  anemia  |  4
C0030312  |  pancytopenia  |  3
C2613439  |  extramedullary haematopoiesis  |  2
C0001815  |  myeloid metaplasia  |  2
C0020542  |  pulmonary hypertension  |  2
C0206062  |  interstitial lung disease  |  1
C0017668  |  focal segmental glomerulosclerosis  |  1
C0040034  |  thrombocytopenia  |  1
C0015967  |  fever  |  1
C0023470  |  myelocytic leukemia  |  1
C0836924  |  thrombocythemia  |  1
C0085652  |  pyoderma gangrenosum  |  1
C0030312  |  bone marrow failure  |  1
C0032463  |  polycythemia vera  |  1
C0019214  |  hepatosplenomegaly  |  1
C0027022  |  myeloproliferative disease  |  1
C0040053  |  thrombosis  |  1
C0026764  |  multiple myeloma  |  1
C0018952  |  extramedullary hematopoiesis  |  1
C0002871  |  anaemia  |  1
C0020541  |  portal hypertension  |  1
C0085669  |  acute leukemia  |  1
C0432487  |  post-transplant lymphoproliferative disorder  |  1
Manually Genotype(Total Text Mining Genotypes:0)
(Waiting for update.)
Text Mining Genotype(Total Genotypes:0)
(Waiting for update.)
All Snps(Total Genotypes:566)
snpId pubmedId geneId geneSymbol diseaseId sourceId sentence score Year geneSymbol_dbSNP CHROMOSOME POS REF ALT
rs10758669180066992057EPORumls:C0001815BeFreeThree additional JAK2 SNPs (rs10758669, rs3808850, and rs10974947) and a single EPOR SNP (rs318699) were also significantly associated with PV but not with ET or PMF.0.0002714422008NA94981602CA
rs10815148180066993717JAK2umls:C0001815BeFreeGenotype-phenotype analysis showed 3 JAK2 SNPs (rs7046736, rs10815148, and rs12342421) to be significantly but reciprocally associated with PV (P < .001 for all; odds ratio = 0.16, 2.72, and 2.46, respectively) and ET (P < .001 for all; odds ratio = 3.05, 0.29, and 0.30, respectively) but not with PMF.0.2940510452008JAK2;INSL695057284TA
rs10974944204224153717JAK2umls:C0001815BeFreeWe genotyped 149 myeloproliferative neoplasms patients (69 had polycythemia vera, 65 had essential thrombocythemia, and 15 had primary myelofibrosis) with a known JAK2 V617F mutational status and 150 controls for the JAK2 rs10974944 (C/G) single nucleotide polymorphism, in which the G allele tags the 46/1 haplotype.0.2940510452010JAK2;INSL695070831CG
rs10974944222517093717JAK2umls:C0001815BeFreeWe then genotyped 138 MPN patients (33 PV, 96 ET, and 9 PMF) with known JAK2 mutational status and 107 controls for a novel SNP, in addition to two SNPs known to be part of the 46/1 haplotype (rs10974944 and rs12343867).0.2940510452012JAK2;INSL695070831CG
rs10974947180066992057EPORumls:C0001815BeFreeThree additional JAK2 SNPs (rs10758669, rs3808850, and rs10974947) and a single EPOR SNP (rs318699) were also significantly associated with PV but not with ET or PMF.0.0002714422008JAK2;INSL695072846GA
rs121912656220527072744GLSumls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177674229CT,A
rs121912656220527072548GAAumls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177674229CT,A
rs12191265622052707788SLC25A20umls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177674229CT,A
rs12191265622052707760CA2umls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177674229CT,A
rs121913499204109243417IDH1umls:C0001815BeFreeIDH1 mutations included R132C (n=4; two post-PMF AML, one post-PV AML and one PMF) and R132S (n=1; post-PMF AML).0.0037242412010IDH12208248389GT,A
rs121913502204109243418IDH2umls:C0001815BeFreeIDH2 mutations included R140Q (n=3; one post-PMF AML, one post-PV AML and one PMF) and a novel R140W (n=1; mutation found in both chronic- and blast-phase samples).0.0034527992010IDH21590088702CT
rs121913614197132214352MPLumls:C0001815BeFreeConclusions Patients with familial thrombocytosis caused by a MPL(Ser505Asn) mutation have a high risk of thrombosis and, with aging, develop splenomegaly and bone marrow fibrosis, significantly affecting their life expectancy.0.0514070482010MPL143349308GA
rs121913614197132214352MPLumls:C0026987BeFreeConclusions Patients with familial thrombocytosis caused by a MPL(Ser505Asn) mutation have a high risk of thrombosis and, with aging, develop splenomegaly and bone marrow fibrosis, significantly affecting their life expectancy.0.3635287442010MPL143349308GA
rs121913614201133337066THPOumls:C0001815BeFreeTo evaluate the frequency of MPL W515L, W515K and S505N mutations in essential thrombocythemia (ET) and primary myelofibrosis (PMF) and to determine whether MPLW515L leads to impaired Mpl expression, constitutive STAT3 and STAT5 activation and enhanced response to thrombopoietin (TPO).0.0027144192010MPL143349308GA
rs121913614239941174352MPLumls:C0001815BeFreeWe developed a novel multiplexed allele-specific PCR assay capable of detecting most recurrent MPL exon 10 mutations associated with primary myelofibrosis and essential thrombocythemia (W515L, W515K, W515A, and S505N) down to a sensitivity of 2.5% mutant allele.0.0514070482013MPL143349308GA
rs121913615168344591441CSF3Rumls:C0001815BeFreeDNA sequence analysis of the exons encoding the transmembrane and juxtamembrane domains of EPOR, MPL, and GCSFR, and comparison with germline DNA derived from buccal swabs, identified a somatic activating mutation in the transmembrane domain of MPL (W515L) in 9% (4/45) of JAKV617F-negative MF.0.0002714422006MPL143349338GT
rs121913615186698804352MPLumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515K or W515L), the receptor for thrombopoietin, have been described in patients with primary myelofibrosis or essential thrombocythemia, which are chronic myeloproliferative disorders.0.0514070482008MPL143349338GT
rs121913615196166004352MPLumls:C0001815BeFreeHistopathological categories ET and prefibrotic PMF correlate with significant differences in mutant allelic burden of JAK2(V617F), but not of MPL(W515L) which, by contrast to JAK2(V617F), shows a higher percentage of mutated alleles in fibrotic than in prefibrotic cases.0.0514070482009MPL143349338GT
rs121913615192746164352MPLumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515L or W515K), the receptor for thrombopoietin, have been reported in patients with primary essential thrombocythemia (ET) or primary myelofibrosis (PMF).0.0514070482010MPL143349338GT
rs121913615200620884352MPLumls:C0001815BeFreeScreening and monitoring of MPL W515L mutation with real-time PCR in patients with myelofibrosis undergoing allogeneic-SCT.0.0514070482010MPL143349338GT
rs121913615NA4352MPLumls:C0026987CLINVARNA0.363528744NAMPL143349338GT
rs121913615177096044352MPLumls:C0001815BeFreeEvidence for MPL W515L/K mutations in hematopoietic stem cells in primitive myelofibrosis.0.0514070482007MPL143349338GT
rs121913615184641144352MPLumls:C0001815BeFreeMPL W515L mutation was found to be harbored in only one of 102 patients, who had essential thrombocythemia (ET, 1.0%) and was not detected in patients with polycythemia vera (PV), idiopathic myelofibrosis (IMF), and chronic myelogenous leukemia (CML).0.0514070482008MPL143349338GT
rs121913615177096044352MPLumls:C0026987BeFreeEvidence for MPL W515L/K mutations in hematopoietic stem cells in primitive myelofibrosis.0.3635287442007MPL143349338GT
rs121913615201133337066THPOumls:C0001815BeFreeTo evaluate the frequency of MPL W515L, W515K and S505N mutations in essential thrombocythemia (ET) and primary myelofibrosis (PMF) and to determine whether MPLW515L leads to impaired Mpl expression, constitutive STAT3 and STAT5 activation and enhanced response to thrombopoietin (TPO).0.0027144192010MPL143349338GT
rs121913615168344594352MPLumls:C0026987BeFreeDNA sequence analysis of the exons encoding the transmembrane and juxtamembrane domains of EPOR, MPL, and GCSFR, and comparison with germline DNA derived from buccal swabs, identified a somatic activating mutation in the transmembrane domain of MPL (W515L) in 9% (4/45) of JAKV617F-negative MF.0.3635287442006MPL143349338GT
rs121913615187232664352MPLumls:C0001815BeFreeThe other three cases of PMF with 1p uniparental disomy had point mutations of the MPL gene, either a novel mutation (S204F) or the previously described W515L.0.0514070482008MPL143349338GT
rs121913615191944674352MPLumls:C0001815BeFreeWe conclude that MPL(W515L) occurs in a considerable proportion of acute megakaryoblastic leukaemias with myelofibrosis unrelated to PMF.0.0514070482009MPL143349338GT
rs121913615192616144352MPLumls:C0001815BeFreeThe activating W515L mutation in the thrombopoietin receptor (MPL) has been identified in primary myelofibrosis and essential thrombocythemia.0.0514070482009MPL143349338GT
rs121913615239941174352MPLumls:C0001815BeFreeWe developed a novel multiplexed allele-specific PCR assay capable of detecting most recurrent MPL exon 10 mutations associated with primary myelofibrosis and essential thrombocythemia (W515L, W515K, W515A, and S505N) down to a sensitivity of 2.5% mutant allele.0.0514070482013MPL143349338GT
rs121913615168344594352MPLumls:C0001815BeFreeDNA sequence analysis of the exons encoding the transmembrane and juxtamembrane domains of EPOR, MPL, and GCSFR, and comparison with germline DNA derived from buccal swabs, identified a somatic activating mutation in the transmembrane domain of MPL (W515L) in 9% (4/45) of JAKV617F-negative MF.0.0514070482006MPL143349338GT
rs121913615191944674352MPLumls:C0026987BeFreeWe conclude that MPL(W515L) occurs in a considerable proportion of acute megakaryoblastic leukaemias with myelofibrosis unrelated to PMF.0.3635287442009MPL143349338GT
rs121913615168344591441CSF3Rumls:C0026987BeFreeDNA sequence analysis of the exons encoding the transmembrane and juxtamembrane domains of EPOR, MPL, and GCSFR, and comparison with germline DNA derived from buccal swabs, identified a somatic activating mutation in the transmembrane domain of MPL (W515L) in 9% (4/45) of JAKV617F-negative MF.0.0002714422006MPL143349338GT
rs121913615200620884352MPLumls:C0026987BeFreeScreening and monitoring of MPL W515L mutation with real-time PCR in patients with myelofibrosis undergoing allogeneic-SCT.0.3635287442010MPL143349338GT
rs121913615192746167066THPOumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515L or W515K), the receptor for thrombopoietin, have been reported in patients with primary essential thrombocythemia (ET) or primary myelofibrosis (PMF).0.0027144192010MPL143349338GT
rs121913615186698807066THPOumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515K or W515L), the receptor for thrombopoietin, have been described in patients with primary myelofibrosis or essential thrombocythemia, which are chronic myeloproliferative disorders.0.0027144192008MPL143349338GT
rs121913615168344594352MPLumls:C0026987UNIPROTDNA sequence analysis of the exons encoding the transmembrane and juxtamembrane domains of EPOR, MPL, and GCSFR, and comparison with germline DNA derived from buccal swabs, identified a somatic activating mutation in the transmembrane domain of MPL (W515L) in 9% (4/45) of JAKV617F-negative MF.0.3635287442006MPL143349338GT
rs121913616239941174352MPLumls:C0001815BeFreeWe developed a novel multiplexed allele-specific PCR assay capable of detecting most recurrent MPL exon 10 mutations associated with primary myelofibrosis and essential thrombocythemia (W515L, W515K, W515A, and S505N) down to a sensitivity of 2.5% mutant allele.0.0514070482013NANANANANA
rs121913616186698804352MPLumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515K or W515L), the receptor for thrombopoietin, have been described in patients with primary myelofibrosis or essential thrombocythemia, which are chronic myeloproliferative disorders.0.0514070482008NANANANANA
rs121913616192746164352MPLumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515L or W515K), the receptor for thrombopoietin, have been reported in patients with primary essential thrombocythemia (ET) or primary myelofibrosis (PMF).0.0514070482010NANANANANA
rs121913616NA4352MPLumls:C0026987CLINVARNA0.363528744NANANANANANA
rs121913616251765673717JAK2umls:C0001815BeFreeMutations of JAK2(V617F) or MPL(W515K/L) were absent in pediatric patients with PMF according to previous studies.0.2940510452014NANANANANA
rs121913616192746167066THPOumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515L or W515K), the receptor for thrombopoietin, have been reported in patients with primary essential thrombocythemia (ET) or primary myelofibrosis (PMF).0.0027144192010NANANANANA
rs121913616186698807066THPOumls:C0001815BeFreeAcquired mutations in the juxtamembrane region of MPL (W515K or W515L), the receptor for thrombopoietin, have been described in patients with primary myelofibrosis or essential thrombocythemia, which are chronic myeloproliferative disorders.0.0027144192008NANANANANA
rs121913616238723094352MPLumls:C0001815BeFreeIn order to identify novel somatic mutations associated with classic BCR/ABL1-negative myeloproliferative neoplasms, we performed high-coverage genome sequencing of DNA from peripheral blood granulocytes and cultured skin fibroblasts from a patient with MPL W515K-positive primary myelofibrosis.0.0514070482014NANANANANA
rs121913616201133337066THPOumls:C0001815BeFreeTo evaluate the frequency of MPL W515L, W515K and S505N mutations in essential thrombocythemia (ET) and primary myelofibrosis (PMF) and to determine whether MPLW515L leads to impaired Mpl expression, constitutive STAT3 and STAT5 activation and enhanced response to thrombopoietin (TPO).0.0027144192010NANANANANA
rs12342421180066993717JAK2umls:C0001815BeFreeGenotype-phenotype analysis showed 3 JAK2 SNPs (rs7046736, rs10815148, and rs12342421) to be significantly but reciprocally associated with PV (P < .001 for all; odds ratio = 0.16, 2.72, and 2.46, respectively) and ET (P < .001 for all; odds ratio = 3.05, 0.29, and 0.30, respectively) but not with PMF.0.2940510452008JAK2;INSL695065750GC
rs12343867222517093717JAK2umls:C0001815BeFreeWe then genotyped 138 MPN patients (33 PV, 96 ET, and 9 PMF) with known JAK2 mutational status and 107 controls for a novel SNP, in addition to two SNPs known to be part of the 46/1 haplotype (rs10974944 and rs12343867).0.2940510452012JAK2;INSL695074189TC
rs2893457222052707760CA2umls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012NANANANANA
rs28934572220527072744GLSumls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012NANANANANA
rs2893457222052707788SLC25A20umls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012NANANANANA
rs28934572220527072548GAAumls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012NANANANANA
rs28934578220527072744GLSumls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177675088CT,A
rs2893457822052707760CA2umls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177675088CT,A
rs2893457822052707788SLC25A20umls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177675088CT,A
rs28934578220527072548GAAumls:C0001815BeFreeA total of 107 patients with chronic-phase primary myelofibrosis (PMF) were screened for TP53 mutations, which were detected in 4 (4%) cases: (i) E204E; GAG>GAA (silent exon 6); (ii) G245D; GGC>GAC (exon 7); (iii) R175H; CGC>CAC (exon 5); and (iv) six base insert (GGCGAG) after bp13767 (exon 6).0.0002714422012TP53177675088CT,A
rs318699180066992057EPORumls:C0001815BeFreeThree additional JAK2 SNPs (rs10758669, rs3808850, and rs10974947) and a single EPOR SNP (rs318699) were also significantly associated with PV but not with ET or PMF.0.0002714422008NA1911390564AG
rs3808850180066992057EPORumls:C0001815BeFreeThree additional JAK2 SNPs (rs10758669, rs3808850, and rs10974947) and a single EPOR SNP (rs318699) were also significantly associated with PV but not with ET or PMF.0.0002714422008JAK294983311TA
rs386626619192990033717JAK2umls:C0001815BeFreeAssociation of V617F Jak2 mutation with the risk of thrombosis among patients with essential thrombocythaemia or idiopathic myelofibrosis: a systematic review.0.2940510452009NANANANANA
rs386626619240844593717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation was less common on the border of statistical significance (p = 0.08) in Chernobyl primary myelofibrosis (PMF) patients than in non-exposed patients.0.2940510452014NANANANANA
rs386626619169198933717JAK2umls:C0026987BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.229044282007NANANANANA
rs386626619234456136777STAT5Bumls:C0001815BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0021715352013NANANANANA
rs386626619183365413717JAK2umls:C0001815BeFreeThe frequency of JAK2-V617F mutation in patients with polycythaemia vera, essential thrombocythaemia and idiopathic myelofibrosis (IMF) was determined in the DNA from the peripheral blood leucocytes of 108 patients by genomic polymerase chain reaction and restriction enzyme-based assay.0.2940510452008NANANANANA
rs386626619220655973717JAK2umls:C0001815BeFreeThe JAK2(V617F) mutation is present in the majority of patients with polycythemia vera and one-half of those with essential thrombocythemia and primary myelofibrosis.0.2940510452012NANANANANA
rs38662661920966521102606463LINC01152umls:C0001815BeFreeJAK2 V617F mutation was found in 51 of 75 cases (68%) of CMPD, 82 per cent in PV, 70 per cent in ET and 52 per cent of IMF.0.0019000932010NANANANANA
rs386626619230575174352MPLumls:C0001815BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.0514070482013NANANANANA
rs386626619162935973717JAK2umls:C0001815BeFreeV617F mutation in JAK2 is associated with poorer survival in idiopathic myelofibrosis.0.2940510452006NANANANANA
rs386626619173891523717JAK2umls:C0001815BeFreeRecently, 4 groups reported almost simultaneously Janus kinase 2 (JAK2) V617F mutation in more than 80% of PV patients, 30% of patients with ET and in about 50% of patients with idiopathic myelofibrosis.0.2940510452007NANANANANA
rs386626619248953364352MPLumls:C0001815BeFreeIn essential thrombocythemia, 154 (53%) Janus kinase 2 V617F, 96 (33%) calreticulin, 9 (3%) myeloproliferative leukemia virus oncogene gene mutation-positive and 30 triple-negative (11%) cases were identified, while in primary myelofibrosis 56 (57%) Janus kinase 2 V617F, 25 (25%) calreticulin, 7 (7%) myeloproliferative leukemia virus oncogene gene mutation-positive and 11 (11%) triple-negative cases were identified.0.0514070482015NANANANANA
rs386626619208590813717JAK2umls:C0001815BeFreeCutaneous myelofibrosis with JAK2 V617F mutation: metastasis, not merely extramedullary hematopoiesis!0.2940510452010NANANANANA
rs386626619172965813717JAK2umls:C0001815BeFreeAn acquired JAK2 (V617F)mutation has been found in myeloid cells from most patients with chronic idiopathic myelofibrosis (IM), but whether it occurs in a common myelo-lymphoid, rather than a myeloid-restricted, progenitor cell is still debated.0.2940510452007NANANANANA
rs386626619168712753717JAK2umls:C0026987BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.229044282006NANANANANA
rs3866266192228040953827FXYD5umls:C0026987BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.0002714422012NANANANANA
rs386626619259347663717JAK2umls:C0026987BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.229044282015NANANANANA
rs386626619256376893717JAK2umls:C0001815BeFreeWe found twelve individuals with the JAK2 V617F mutation; five of them had been clinically classified as PV, five as ET, and one as MF.0.2940510452014NANANANANA
rs386626619192774183717JAK2umls:C0026987BeFreeJAK2 V617F was detected in 89 (61%) patients with ET, 103 (86%) with PV, four (33%) with myelofibrosis, and four (80%) with MPNu.0.229044282009NANANANANA
rs386626619259120193717JAK2umls:C0001815BeFreeActivation of Janus kinase 2 (JAK2), frequently as a result of the JAK2(V617F) mutation, is a characteristic feature of the classical myeloproliferative neoplasms (MPNs) polycythemia vera, essential thrombocythemia, and myelofibrosis, and it is thought to be responsible for the constitutional symptoms associated with these diseases.0.2940510452015NANANANANA
rs386626619219048534352MPLumls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0514070482012NANANANANA
rs386626619169198932056EPOumls:C0026987BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0010857672007NANANANANA
rs386626619196058214597MVDumls:C0001815BeFreeIn this context, the distinctive role of a positive JAK2(V617F) mutation for the diagnosis of Ph- MPD was underscored, including entities with a low allele burden and the discrimination from reactive disorders (autoimmune myelofibrosis, reactive thrombocytosis).0.0024429772009NANANANANA
rs386626619234456136777STAT5Bumls:C0026987BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0016286512013NANANANANA
rs38662661923445613947CD34umls:C0026987BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.0027144192013NANANANANA
rs386626619180489693717JAK2umls:C0026987BeFreeThe recently identified JAK2(V617F) mutation is frequently present in the classic CMPDs polycythemia vera, essential thrombocythemia, and chronic idiopathic myelofibrosis.0.229044282007NANANANANA
rs386626619249514233717JAK2umls:C0001815BeFreeWe investigated this question using conditional JAK2(V617F) knock-in mice with constitutive and inducible expression of JAK2(V617F) in hematopoietic cells, which develop a polycythemia vera (PV)-like disorder evolving into myelofibrosis.0.2940510452015NANANANANA
rs386626619206505263717JAK2umls:C0026987BeFreeJAK2(V617F) allele burden in polycythemia vera correlates with grade of myelofibrosis, but is not substantially affected by therapy.0.229044282011NANANANANA
rs386626619197136963717JAK2umls:C0001815BeFreeWild-type JAK2 secondary acute erythroleukemia developing after JAK2-V617F-mutated primary myelofibrosis.0.2940510452009NANANANANA
rs386626619203542123717JAK2umls:C0001815BeFreeAllele-specific wild-type blocker quantitative PCR for highly sensitive detection of rare JAK2 p.V617F point mutation in primary myelofibrosis as an appropriate tool for the monitoring of molecular remission following therapy.0.2940510452010NANANANANA
rs386626619172130183717JAK2umls:C0001815BeFreeThe V617F mutation in the JAK2 gene on chromosome 9p24.1 was identified recently in peripheral blood leukocytes in the majority of patients with PV and in approximately half of patients with essential thrombocythemia and idiopathic myelofibrosis.0.2940510452007NANANANANA
rs386626619191756933717JAK2umls:C0001815BeFreeIt is hoped that the same will happen in other MPN with specific genetic alterations: polycythemia vera (JAK2 V617F and other JAK2 mutations), essential thrombocythemia (JAK2V617F and MPL515 mutations), primary myelofibrosis (JAK2 V617F and MPL515 mutations), systemic mastocytosis (KITD816V and other KIT mutations) and stem cell leukaemia/lymphoma (ZNF198-FGFR1 and other FGFR1 fusion genes).0.2940510452009NANANANANA
rs386626619222346896777STAT5Bumls:C0001815BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0021715352012NANANANANA
rs386626619251717023717JAK2umls:C0001815BeFreeMegakaryocytic morphology and clinical parameters in essential thrombocythemia, polycythemia vera, and primary myelofibrosis with and without JAK2 V617F.0.2940510452014NANANANANA
rs386626619251765673717JAK2umls:C0001815BeFreeMutations of JAK2(V617F) or MPL(W515K/L) were absent in pediatric patients with PMF according to previous studies.0.2940510452014NANANANANA
rs386626619172557683717JAK2umls:C0026987BeFreeThe frequency of the JAK2 V617F was 73% (85% in PV, 65% in ET, and 65% in CIMF).0.229044282007NANANANANA
rs386626619168106143717JAK2umls:C0026987BeFreeJAK2 V617F-positive ET/PV and CIMF should be distinguished from wild-type JAK2 ET, rare cases of PV, and CIMF, and should be evaluated during life-long follow-up.0.229044282006NANANANANA
rs386626619165312683717JAK2umls:C0026987BeFreeA longitudinal study of the JAK2(V617F) mutation in myelofibrosis with myeloid metaplasia: analysis at two time points.0.229044282006NANANANANA
rs386626619169198933717JAK2umls:C0001815BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.2940510452007NANANANANA
rs38662661921904853867CBLumls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0005428842012NANANANANA
rs386626619168712753717JAK2umls:C0001815BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.2940510452006NANANANANA
rs386626619235557823717JAK2umls:C0001815BeFreeJAK2 V617F genotype is a strong determinant of blast transformation in primary myelofibrosis.0.2940510452013NANANANANA
rs386626619196434763717JAK2umls:C0001815BeFreeWe report three novel mutations in JAK2 exons 12, 19 and 25 in V617F-negative patients with polycythemia vera, essential thrombocythemia and idiopathic myelofibrosis.0.2940510452010NANANANANA
rs386626619224637373717JAK2umls:C0026987BeFreeThese changes and the resultant clinical research are discussed in this article where we argue that discovery of the JAK2 V617F mutation has signalled the much delayed change in therapeutic paradigm for myelofibrosis and possibly other MPNs from palliation and allowing us to move closer to, but not yet attain, a cure.0.229044282012NANANANANA
rs386626619196166003717JAK2umls:C0001815BeFreeThus, for Ph(-) MPN in which ET and prefibrotic PMF represent the most probable diagnoses, a JAK2(V617F) allele burden >50% favors a diagnosis of prefibrotic PMF.0.2940510452009NANANANANA
rs386626619223044883717JAK2umls:C0001815BeFree88% (46/52) of the patients with PV, 47% (39/81) with ET, and 77% (8/11) with PMF were positive for JAK2 V617F, while more than 35% of the individuals were JAK2 V617F-negative, confirming a high prevalence of this abnormality in MPNs, more frequently with a low mutated allele burden, similar to what has been reported in other Western countries, despite differences among methods used to detect this mutation.0.2940510452012NANANANANA
rs38662661924957246811CALRumls:C0001815BeFreePatients with JAK2 V617F-positive MPN have a heterogeneous histology while CALR-positive ET is associated with megakaryocyte abnormalities and prefibrotic PMF.0.1273289312014NANANANANA
rs3866266192495724683886PRSS27umls:C0001815BeFreePatients with JAK2 V617F-positive MPN have a heterogeneous histology while CALR-positive ET is associated with megakaryocyte abnormalities and prefibrotic PMF.0.0035287442014NANANANANA
rs38662661920339092861RUNX1umls:C0001815BeFreeAML1 mRNA expression was elevated in patients with PV, essential thrombocythemia, and primary myelofibrosis both in the presence and absence of JAK2(V617F).0.0010857672010NANANANANA
rs386626619187814013717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation has been implicated in a variety of diseases mainly related to myeloproliferative disorders including polycythemia Vera, essential thrombocythemia, and idiopathic Myelofibrosis but has not been previously described in Thalassemia patients.0.2940510452009NANANANANA
rs386626619234456136776STAT5Aumls:C0026987BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0016286512013NANANANANA
rs386626619230575173717JAK2umls:C0026987BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.229044282013NANANANANA
rs386626619204253853717JAK2umls:C0001815BeFreeNovel treatment strategies are under investigation, including targeted inhibition of JAK2(V617F), the activating tyrosine kinase point mutation present in about half of patients with MMM.0.2940510452007NANANANANA
rs386626619192873843717JAK2umls:C0001815BeFreeGiven that the identical somatic activating mutation in the JAK2 tyrosine kinase gene (JAK2(V617F)) is observed in most individuals with polycythemia vera, essential thrombocythemia and primary myelofibrosis, there likely are additional genetic events that contribute to the pathogenesis of these phenotypically distinct disorders.0.2940510452009NANANANANA
rs38662661917961178947CD34umls:C0001815BeFreeThe present data suggests the JAK2 V617F allele burden as a key determinant of the degree of myeloproliferation and myeloid metaplasia reflected by significantly higher levels of white blood cell counts (WBC) (P = 0.03), CD34 counts (P = 0.03), lactate dehydrogenase and Polycythemia Rubra Vera gene 1 levels (P = 0.03 and P < 0.00001 respectively), as well as lower platelet counts (P = 0.02) and more cases of splenomegaly (P = 0.001) in homozygous PV patients compared to their heterozygous counterparts.0.0092389552007NANANANANA
rs386626619223649603717JAK2umls:C0026987BeFreeThe presence of JAK2 V617F mutation is a cause of primary thrombocythemia and myelofibrosis in acromegaly.0.229044282012NANANANANA
rs386626619157811013717JAK2umls:C0001815BeFreeA single point mutation (Val617Phe) was identified in JAK2 in 71 (97%) of 73 patients with polycythaemia vera, 29 (57%) of 51 with essential thrombocythaemia, and eight (50%) of 16 with idiopathic myelofibrosis.0.2940510452005NANANANANA
rs386626619170188573717JAK2umls:C0026987BeFreeMonitoring of the JAK2-V617F mutation by highly sensitive quantitative real-time PCR after allogeneic stem cell transplantation in patients with myelofibrosis.0.229044282007NANANANANA
rs386626619230575174352MPLumls:C0026987BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.3635287442013NANANANANA
rs386626619186127783717JAK2umls:C0026987BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.229044282008NANANANANA
rs386626619170594294597MVDumls:C0001815BeFreeAfter a median follow-up of 41 months (range 3-114 months), three out of the 10 patients carrying the JAK2 V617F mutation were then diagnosed as having idiopathic myelofibrosis (n = 2) or polycythemia vera (n = 1), whereas in seven patients a MPD was not detected.0.0024429772007NANANANANA
rs386626619161974453717JAK2umls:C0001815BeFreeIn order to explore the correlation between these two biological markers and compare their diagnostic utility, mutation analysis for JAK2(V617F) and quantitative measurement of granulocyte PRV-1 expression were performed on the same study sample from 100 participants: 38 with PV, 22 with essential thrombocythaemia (ET), 10 with agnogenic myeloid metaplasia (AMM), 19 with secondary polycythaemia (SP) and 11 healthy volunteers.0.2940510452005NANANANANA
rs386626619252596263717JAK2umls:C0001815BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms consist of three main pathological and clinical entities with the recurrent JAK2 V617F mutation present in ∼98% of patients with polycythemia vera and ∼50% of patients with essential thrombocythemia (ET) and primary myelofibrosis (PMF).0.2940510452015NANANANANA
rs38662661925870379811CALRumls:C0001815BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.1273289312016NANANANANA
rs3866266192230094157126CD177umls:C0026987BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.0013572092012NANANANANA
rs386626619236448533717JAK2umls:C0001815BeFreeTo evaluate whether risk scores used to classify patients with primary myelofibrosis and JAK-2 V617F mutation status can predict clinical outcome.0.2940510452012NANANANANA
rs386626619222346896777STAT5Bumls:C0026987BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0016286512012NANANANANA
rs386626619212280324352MPLumls:C0001815BeFreeSomatic mutations of MPL exon 10, mainly involving a W515 substitution, have been described in JAK2 (V617F)-negative patients with essential thrombocythemia and primary myelofibrosis.0.0514070482011NANANANANA
rs386626619162256513717JAK2umls:C0026987BeFreeThe JAK2(V617F) tyrosine kinase mutation in myelofibrosis with myeloid metaplasia: lineage specificity and clinical correlates.0.229044282005NANANANANA
rs386626619230575173717JAK2umls:C0001815BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.2940510452013NANANANANA
rs386626619171787223717JAK2umls:C0001815BeFreeJAK2(V617F), a mutant of tyrosine kinase JAK2, is found in most patients with polycythemia vera (PV) and a substantial proportion of patients with idiopathic myelofibrosis or essential thrombocythemia.0.2940510452007NANANANANA
rs3866266191691989357126CD177umls:C0026987BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0013572092007NANANANANA
rs386626619241861323717JAK2umls:C0001815BeFreeJAK2 V617F mutations were detected in 6 of the 28 patients with bone marrow fibrosis presenting at the time of diagnosis and 2 of the 7 patients with bone marrow fibrosis developing in the course of disease, significantly higher than the control group patients.0.2940510452013NANANANANA
rs386626619249866903717JAK2umls:C0001815BeFreeOf the 617 subjects studied, 399 (64.7%) carried JAK2 (V617F), 140 (22.7%) had a CALR exon 9 indel, 25 (4.0%) carried an MPL (W515) mutation, and 53 (8.6%) had nonmutated JAK2, CALR, and MPL (so-called triple-negative PMF).0.2940510452015NANANANANA
rs386626619169246383717JAK2umls:C0001815BeFreeOne hundred and forty four patients with a clinical indication of suspected polycythemia vera (PV), essential thrombocythemia, or idiopathic myelofibrosis were screened for JAK2(V617F) and the mutation frequency was 47, 51, and 50%, respectively.0.2940510452007NANANANANA
rs386626619259120193717JAK2umls:C0026987BeFreeActivation of Janus kinase 2 (JAK2), frequently as a result of the JAK2(V617F) mutation, is a characteristic feature of the classical myeloproliferative neoplasms (MPNs) polycythemia vera, essential thrombocythemia, and myelofibrosis, and it is thought to be responsible for the constitutional symptoms associated with these diseases.0.229044282015NANANANANA
rs386626619262284873717JAK2umls:C0001815BeFreeThe JAK2 c.1849G>T (p.V617F) mutation leads to constitutive activation of Janus kinase (JAK)2 and contributes to dysregulated JAK signaling in myelofibrosis (MF), polycythemia vera (PV), and essential thrombocythemia (ET).0.2940510452015NANANANANA
rs386626619205606813717JAK2umls:C0001815BeFreeReliable detection of the JAK2 V617F mutation is a major criterion in the diagnosis of BCR/ABL-negative myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.2940510452010NANANANANA
rs386626619231303363717JAK2umls:C0001815BeFreeThe JAK2 V617F mutational status and its allele burden correlate with the clinicohematologic phenotypes of ET patients, including older age, higher neutrophil count, and greater rates of organomegaly, thrombotic events, and myelofibrosis.0.2940510452012NANANANANA
rs386626619233918443717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation has been detected in patients with classical myeloproliferative disorders (MPD) including polycythemia vera and essential thrombocythemia and idiopathic myelofibrosis.0.2940510452013NANANANANA
rs386626619165324372056EPOumls:C0026987BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.0010857672006NANANANANA
rs386626619223009413717JAK2umls:C0001815BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.2940510452012NANANANANA
rs386626619257463033717JAK2umls:C0001815BeFreeFrequency and allele burden of CALR mutations in Chinese with essential thrombocythemia and primary myelofibrosis without JAK2(V617F) or MPL mutations.0.2940510452015NANANANANA
rs386626619171458593717JAK2umls:C0001815BeFreeThe JAK2(V617F) mutation is present in almost all patients with polycythemia vera (PV), large proportions of patients with essential thrombocythemia and idiopathic myelofibrosis, and less frequently in atypical myeloproliferative disorders (MPD).0.2940510452006NANANANANA
rs386626619195213233717JAK2umls:C0001815BeFreeThe diagnosis and management of polycythemia vera, essential thrombocythemia, and primary myelofibrosis in the JAK2 V617F era.0.2940510452009NANANANANA
rs386626619162100343717JAK2umls:C0001815BeFreeHowever, it is very clear that some patients with classical PV lack the JAK2 V617F mutation, while some patients with other chronic myeloproliferative disorders such as idiopathic myelofibrosis (IMF) and essential thrombocytosis (ET) also express the JAK2 V617F mutation.0.2940510452005NANANANANA
rs386626619175653283717JAK2umls:C0001815BeFreeUse of the activating gene mutation of the tyrosine kinase (VAL617Phe) JAK2 as a minimal residual disease marker in patients with myelofibrosis and myeloid metaplasia after allogeneic stem cell transplantation.0.2940510452007NANANANANA
rs386626619258703793717JAK2umls:C0026987BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.229044282016NANANANANA
rs386626619175878783717JAK2umls:C0001815BeFreeMegakaryocytes are homozygous in the majority of fibrotic CIMF and PV, whereas JAK2(V617F) heterozygosity is predominantly encountered in prefibrotic CIMF and essential thrombocythaemia but transition from hetero- to homozygosity with onset of fibrosis is rare.0.2940510452007NANANANANA
rs386626619209665213717JAK2umls:C0001815BeFreeJAK2 V617F mutation was found in 51 of 75 cases (68%) of CMPD, 82 per cent in PV, 70 per cent in ET and 52 per cent of IMF.0.2940510452010NANANANANA
rs386626619162256513717JAK2umls:C0001815BeFreeThe JAK2(V617F) tyrosine kinase mutation in myelofibrosis with myeloid metaplasia: lineage specificity and clinical correlates.0.2940510452005NANANANANA
rs38662661925870379811CALRumls:C0026987BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.1216286512016NANANANANA
rs386626619168712756774STAT3umls:C0001815BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.0038101182006NANANANANA
rs38662661925746303811CALRumls:C0001815BeFreeFrequency and allele burden of CALR mutations in Chinese with essential thrombocythemia and primary myelofibrosis without JAK2(V617F) or MPL mutations.0.1273289312015NANANANANA
rs386626619199417383717JAK2umls:C0001815BeFreeJAK2 V617F distribution was PV 40/45 (89%), ET 30/43 (69%), and IMF 7/15 (47%).0.2940510452009NANANANANA
rs386626619196574843717JAK2umls:C0001815BeFreeThe JAK2(V617F) mutation is present in the majority of patients with polycythaemia vera and in approximately half of patients with essential thrombocythaemia and primary myelofibrosis.0.2940510452009NANANANANA
rs386626619168106094597MVDumls:C0001815BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.0024429772006NANANANANA
rs38662661923445613947CD34umls:C0001815BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.0092389552013NANANANANA
rs386626619206505263717JAK2umls:C0001815BeFreeJAK2(V617F) allele burden in polycythemia vera correlates with grade of myelofibrosis, but is not substantially affected by therapy.0.2940510452011NANANANANA
rs386626619169198932056EPOumls:C0001815BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0010857672007NANANANANA
rs386626619165635043717JAK2umls:C0001815BeFreeJAK2(V617F) and leukemic transformation in myelofibrosis with myeloid metaplasia.0.2940510452006NANANANANA
rs386626619186127783717JAK2umls:C0001815BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.2940510452008NANANANANA
rs386626619251160923717JAK2umls:C0001815BeFreeFour main molecular types of clonal MPN can be distinguished: JAK2(V617F)-positive ET and PV; JAK2 wild-type ET carrying the MPL(515); mutations in the calreticulin (CALR) gene in JAK2/MPL wild-type ET and MF, and a small proportion of JAK2/MPL/CALR wild-type ET and MF patients.0.2940510452014NANANANANA
rs386626619228188583717JAK2umls:C0001815BeFreeThere was a trend toward a more frequent evolution to myelofibrosis when the JAK2(V617F) mutated allele burden was >50% (p=0.09), but not to AML.0.2940510452012NANANANANA
rs386626619171836443717JAK2umls:C0026987BeFreeA somatic activating mutation (V617F) in the JAK2 tyrosine kinase was recently discovered in the majority of patients with polycythemia vera (PV), and some with essential thrombocythemia (ET) and chronic idiopathic myelofibrosis.0.229044282006NANANANANA
rs386626619244751143717JAK2umls:C0001815BeFreeMost cases of BCR-ABL1-negative myeloproliferative neoplasms (MPNs), essential thrombocythemia, polycythemia vera and primary myelofibrosis are associated with JAK2 (V617F) mutations.0.2940510452013NANANANANA
rs386626619169122293717JAK2umls:C0001815BeFreeAn activating JAK2 mutation (JAK2 V617F) is present in the chronic myeloproliferative disorders (MPDs), polycythemia vera (PV), idiopathic myelofibrosis (IMF), and essential thrombocytosis (ET).0.2940510452006NANANANANA
rs386626619168106092056EPOumls:C0026987BeFreeMPD-specific markers such as serum EPO, endogenous erythroid colony formation (EEC), and JAK2 V617F have high specificities, but the sensitivities are not high enough to detect the early stages of the MPDs, ET, PV, and prefibrotic CIMF.0.0010857672006NANANANANA
rs386626619225558243717JAK2umls:C0026987BeFreeIt is now a well recognized fact that the JAK2 (V617F) mutation occurs in majority of the patients with polycythaemia vera (PV) and half of those with myelofibrosis and essential thrombocythaemia.0.229044282012NANANANANA
rs386626619248566753717JAK2umls:C0001815BeFreeThe discovery of the activating JAK2 V617F mutation in patients with myelofibrosis (MF) led to the development of JAK2 inhibitors.0.2940510452014NANANANANA
rs386626619169545063717JAK2umls:C0001815BeFreeEvidence that the JAK2 G1849T (V617F) mutation occurs in a lymphomyeloid progenitor in polycythemia vera and idiopathic myelofibrosis.0.2940510452007NANANANANA
rs386626619162256513717JAK2umls:C0027013BeFreeIn the current study, mutation analysis for JAK2(V617F) was performed in peripheral blood mononuclear cells (PBMC) from 157 patients with myelofibrosis with myeloid metaplasia (MMM) including 117 with agnogenic (AMM), 22 with postpolycythaemic (PPMM), and 18 with post-thrombocythaemic (PTMM) myeloid metaplasia.0.0010857672005NANANANANA
rs386626619165324373717JAK2umls:C0026987BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.229044282006NANANANANA
rs386626619187694483717JAK2umls:C0026987BeFreeIn bone marrow reconstitution models based on retroviral transduction, the phenotype induced by JAK2 V617F is less severe and different from the rapid fatal myelofibrosis induced by TpoR W515L.0.229044282008NANANANANA
rs386626619171836443717JAK2umls:C0001815BeFreeA somatic activating mutation (V617F) in the JAK2 tyrosine kinase was recently discovered in the majority of patients with polycythemia vera (PV), and some with essential thrombocythemia (ET) and chronic idiopathic myelofibrosis.0.2940510452006NANANANANA
rs386626619241861323717JAK2umls:C0026987BeFreeJAK2 V617F mutations were detected in 6 of the 28 patients with bone marrow fibrosis presenting at the time of diagnosis and 2 of the 7 patients with bone marrow fibrosis developing in the course of disease, significantly higher than the control group patients.0.229044282013NANANANANA
rs386626619234306703717JAK2umls:C0001815BeFreeThe MPNs include polycythemia vera (PV), essential thrombocythemia (ET), and primary myelofibrosis (PMF), most of which are characterized by a somatic point mutation, V617F, in the janus kinase 2 (JAK2) gene.0.2940510452013NANANANANA
rs386626619222804093717JAK2umls:C0026987BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.229044282012NANANANANA
rs386626619219048533417IDH1umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0037242412012NANANANANA
rs386626619257463034352MPLumls:C0001815BeFreeFrequency and allele burden of CALR mutations in Chinese with essential thrombocythemia and primary myelofibrosis without JAK2(V617F) or MPL mutations.0.0514070482015NANANANANA
rs386626619228188583717JAK2umls:C0026987BeFreeThere was a trend toward a more frequent evolution to myelofibrosis when the JAK2(V617F) mutated allele burden was >50% (p=0.09), but not to AML.0.229044282012NANANANANA
rs386626619187694483717JAK2umls:C0001815BeFreeIn bone marrow reconstitution models based on retroviral transduction, the phenotype induced by JAK2 V617F is less severe and different from the rapid fatal myelofibrosis induced by TpoR W515L.0.2940510452008NANANANANA
rs386626619165378033717JAK2umls:C0026987BeFreeTo study the prevalence of the Val617Phe JAK2 mutation in familial cases of myeloproliferative disorder (MPD) and its possible implication as a predisposing genetic factor, we analyzed 72 families including 174 patients (81 polycythemia vera [PV], 68 essential thrombocythemia [ET], 11 myelofibrosis with myeloid metaplasia [MMM], 12 chronic myeloid leukemia), 1 systemic mastocytosis, and 1 chronic myelomonocytic leukemia (CMML).0.229044282006NANANANANA
rs386626619162474553717JAK2umls:C0026987BeFreeA missense somatic mutation in JAK2 gene (JAK2 V617F) has recently been reported in chronic myeloproliferative disorders, including polycythemia vera, essential thrombocythemia and myelofibrosis with myeloid metaplasia, strongly suggesting its role in the pathogenesis of myeloid disorders.0.229044282006NANANANANA
rs386626619168106093717JAK2umls:C0026987BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.229044282006NANANANANA
rs386626619180333153717JAK2umls:C0001815BeFreeAn acquired JAK2 V617F mutation is found in most patients with polycythemia vera (PV), and about half of patients with essential thrombocythemia (ET) or primary myelofibrosis (PMF).0.2940510452008NANANANANA
rs386626619232090343717JAK2umls:C0001815BeFreeThe discovery of the Janus kinase 2 (JAK2) V617F mutation has improved our understanding of the pathophysiology of myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.2940510452013NANANANANA
rs386626619231163583717JAK2umls:C0001815BeFreeThe JAK2 V617F somatic mutation is present in the majority of patients with myeloproliferative cancer (polycythaemia vera, essential thrombocytosis, and primary myelofibrosis).0.2940510452013NANANANANA
rs386626619163256963717JAK2umls:C0001815BeFreeAn acquired V617F mutation in JAK2 occurs in most patients with polycythaemia vera, but is seen in only half those with essential thrombocythaemia and idiopathic myelofibrosis.0.2940510452005NANANANANA
rs386626619206317433717JAK2umls:C0001815BeFreeIn conclusion, a JAK2 (V617F) allele burden >50% represents a risk factor for progression to MF in PV.0.2940510452010NANANANANA
rs386626619206317433717JAK2umls:C0026987BeFreeIn conclusion, a JAK2 (V617F) allele burden >50% represents a risk factor for progression to MF in PV.0.229044282010NANANANANA
rs386626619201601663717JAK2umls:C0001815BeFreeThe activating mutation JAK2 V617F plays a central role in the pathogenesis of polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.2940510452010NANANANANA
rs38662661918723264947CD34umls:C0001815BeFreeCD34(+) cell JAK2(V617F) clonal dominance, defined as coherence between the CD34(+) cell and neutrophil JAK2(V617F) allele burdens, was present in 24% of ET, 56% of PV, and 93% of PMF patients, and was independent of the CD34(+) cell JAK2(V617F) genotype.0.0092389552008NANANANANA
rs386626619162938803717JAK2umls:C0026987BeFreeThe nature of the specific oncogenic mutation(s) is currently being unraveled with the recent discovery of an association between a somatic point mutation of JAK2 tyrosine kinase (V617F) and bcr/abl-negative myeloproliferative disorders, including MMM.0.229044282005NANANANANA
rs386626619186127784597MVDumls:C0001815BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.0024429772008NANANANANA
rs386626619222346893717JAK2umls:C0026987BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.229044282012NANANANANA
rs3866266191961660083886PRSS27umls:C0001815BeFreeThus, for Ph(-) MPN in which ET and prefibrotic PMF represent the most probable diagnoses, a JAK2(V617F) allele burden >50% favors a diagnosis of prefibrotic PMF.0.0035287442009NANANANANA
rs386626619224637373717JAK2umls:C0001815BeFreeThese changes and the resultant clinical research are discussed in this article where we argue that discovery of the JAK2 V617F mutation has signalled the much delayed change in therapeutic paradigm for myelofibrosis and possibly other MPNs from palliation and allowing us to move closer to, but not yet attain, a cure.0.2940510452012NANANANANA
rs386626619204253853717JAK2umls:C0026987BeFreeNovel treatment strategies are under investigation, including targeted inhibition of JAK2(V617F), the activating tyrosine kinase point mutation present in about half of patients with MMM.0.229044282007NANANANANA
rs386626619163736573717JAK2umls:C0001815BeFreeIn polycythemia vera, JAK2 (V617F) was detected in 23 of 25 subjects at diagnosis and in 16 of 16 patients whose disease had evolved into myelofibrosis; median percentages of mutant alleles in these subgroups were significantly different (32% versus 95%, P < .001).0.2940510452006NANANANANA
rs386626619172660613717JAK2umls:C0001815BeFreeA single point mutation (Val617Phe) was identified in JAK2 in 42 (73.7%) of 57 patients with PV, 40 (58.8%) of 68 with ET, and eight (66.7%) of 12 with MMM.0.2940510452007NANANANANA
rs386626619175878783717JAK2umls:C0026987BeFreeMegakaryocytes are homozygous in the majority of fibrotic CIMF and PV, whereas JAK2(V617F) heterozygosity is predominantly encountered in prefibrotic CIMF and essential thrombocythaemia but transition from hetero- to homozygosity with onset of fibrosis is rare.0.229044282007NANANANANA
rs386626619172660613717JAK2umls:C0026987BeFreeA single point mutation (Val617Phe) was identified in JAK2 in 42 (73.7%) of 57 patients with PV, 40 (58.8%) of 68 with ET, and eight (66.7%) of 12 with MMM.0.229044282007NANANANANA
rs386626619187864363717JAK2umls:C0026987BeFreeRecurrent der(9;18) in essential thrombocythemia with JAK2 V617F is highly linked to myelofibrosis development.0.229044282008NANANANANA
rs386626619172852763717JAK2umls:C0001815BeFreethe BCR-ABL fusion characteristic of chronic myeloid leukemia and the JAK2 V617F mutation that characterises polycythaemia vera and a proportion of cases of essential thrombocythemia and idiopathic myelofibrosis.0.2940510452007NANANANANA
rs386626619223009413717JAK2umls:C0026987BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.229044282012NANANANANA
rs386626619169905847852CXCR4umls:C0001815BeFreeAbnormal expression of HMGA2 and CXCR4 in IM granulocytes was dependent on the presence and the mutational status of JAK2(V617F) mutation.0.0098017022007NANANANANA
rs386626619173178613717JAK2umls:C0001815BeFreeThe somatic JAK2 valine-to-phenylalanine (V617F) mutation has been detected in up to 90% of patients with polycythemia and in a sizeable proportion of patients with other myeloproliferative disorders such as essential thrombocythemia and idiopathic myelofibrosis.0.2940510452007NANANANANA
rs386626619248110893717JAK2umls:C0001815BeFreeJAK2 V617F mutation frequency in our PMF patients was greater than in previous reports.0.2940510452014NANANANANA
rs386626619165378033717JAK2umls:C0001815BeFreeTo study the prevalence of the Val617Phe JAK2 mutation in familial cases of myeloproliferative disorder (MPD) and its possible implication as a predisposing genetic factor, we analyzed 72 families including 174 patients (81 polycythemia vera [PV], 68 essential thrombocythemia [ET], 11 myelofibrosis with myeloid metaplasia [MMM], 12 chronic myeloid leukemia), 1 systemic mastocytosis, and 1 chronic myelomonocytic leukemia (CMML).0.2940510452006NANANANANA
rs386626619177120473717JAK2umls:C0001815BeFreeJAK2 V617F mutational status predicts progression to large splenomegaly and leukemic transformation in primary myelofibrosis.0.2940510452007NANANANANA
rs386626619205287383717JAK2umls:C0001815BeFreeAltered signaling is a hallmark of myeloproliferative neoplasms, as demonstrated by the presence of activating JAK2 (V617F) mutation in about 70% of patients (95% of polycythemia vera, 50%-60% of essential thrombocythemia, and 50%-60% of primary myelofibrosis).0.2940510452010NANANANANA
rs3866266191619744557126CD177umls:C0001815BeFreeIn order to explore the correlation between these two biological markers and compare their diagnostic utility, mutation analysis for JAK2(V617F) and quantitative measurement of granulocyte PRV-1 expression were performed on the same study sample from 100 participants: 38 with PV, 22 with essential thrombocythaemia (ET), 10 with agnogenic myeloid metaplasia (AMM), 19 with secondary polycythaemia (SP) and 11 healthy volunteers.0.0019000932005NANANANANA
rs386626619187864363717JAK2umls:C0001815BeFreeRecurrent der(9;18) in essential thrombocythemia with JAK2 V617F is highly linked to myelofibrosis development.0.2940510452008NANANANANA
rs38662661925259626811CALRumls:C0001815BeFreeThe recent discovery of mutations within the CALR gene in up to 80% of JAK2 V617F-negative ET and PMF patients compels employment of CALR mutational analysis for the molecular diagnosis of these diseases.0.1273289312015NANANANANA
rs386626619178755263717JAK2umls:C0026987BeFreeThe gain-of-function JAK2 V617F mutation shifts the phenotype of essential thrombocythemia and chronic idiopathic myelofibrosis to more erythremic and less thrombocythemic: a molecular, histologic, and clinical study.0.229044282007NANANANANA
rs386626619168106094597MVDumls:C0026987BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.0016286512006NANANANANA
rs386626619195001393717JAK2umls:C0001815BeFreeThe screening for JAK2 V617F mutation in patients with polycythemia vera, essential thrombocythemia, and idiopathic myelofibrosis offers crucial information for the final diagnosis of these disorders.0.2940510452009NANANANANA
rs386626619185750493717JAK2umls:C0001815BeFreeThe V617F mutation of JAK2 is the key molecular event in 90% of polycythaemia vera (PV), 50% of essential thrombocythaemia (ET) and 50% of primary myelofibrosis (PMF).0.2940510452008NANANANANA
rs386626619208883893717JAK2umls:C0001815BeFreeDisease burden at the progenitor level is a feature of primary myelofibrosis: a multivariable analysis of 164 JAK2 V617F-positive myeloproliferative neoplasm patients.0.2940510452011NANANANANA
rs386626619168106092056EPOumls:C0001815BeFreeMPD-specific markers such as serum EPO, endogenous erythroid colony formation (EEC), and JAK2 V617F have high specificities, but the sensitivities are not high enough to detect the early stages of the MPDs, ET, PV, and prefibrotic CIMF.0.0010857672006NANANANANA
rs386626619235372163717JAK2umls:C0001815BeFreeThese standards were used in two JAK2 p.V617F assays, which were used to support clinical studies of ruxolitinib (Jakafi(®)) in myelofibrosis, a real-time polymerase chain reaction assay for initial screening of all samples, and a novel single-nucleotide polymorphism typing (SNaPshot)-based assay for samples with less than 5% mutant allele burden.0.2940510452013NANANANANA
rs386626619169905848091HMGA2umls:C0001815BeFreeAbnormal expression of HMGA2 and CXCR4 in IM granulocytes was dependent on the presence and the mutational status of JAK2(V617F) mutation.0.004081562007NANANANANA
rs3866266192190485354790TET2umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0077199252012NANANANANA
rs386626619233130463717JAK2umls:C0001815BeFreeHowever, JAK2 inhibitors have limited ability to reduce JAK2 V617F allele burden or bone marrow fibrosis in humans.0.2940510452013NANANANANA
rs386626619220413563717JAK2umls:C0001815BeFreeThe JAK2-V617F mutation was observed in three lineages of granulocytes, platelets, and BFU-E in almost all polycythemia vera (PV) and primary myelofibrosis (PMF) patients.0.2940510452011NANANANANA
rs386626619248566753717JAK2umls:C0026987BeFreeThe discovery of the activating JAK2 V617F mutation in patients with myelofibrosis (MF) led to the development of JAK2 inhibitors.0.229044282014NANANANANA
rs386626619179611783717JAK2umls:C0027013BeFreeThe present data suggests the JAK2 V617F allele burden as a key determinant of the degree of myeloproliferation and myeloid metaplasia reflected by significantly higher levels of white blood cell counts (WBC) (P = 0.03), CD34 counts (P = 0.03), lactate dehydrogenase and Polycythemia Rubra Vera gene 1 levels (P = 0.03 and P < 0.00001 respectively), as well as lower platelet counts (P = 0.02) and more cases of splenomegaly (P = 0.001) in homozygous PV patients compared to their heterozygous counterparts.0.0010857672007NANANANANA
rs386626619222346896776STAT5Aumls:C0026987BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0016286512012NANANANANA
rs386626619198471993717JAK2umls:C0001815BeFreeJAK2 germline genetic variation affects disease susceptibility in primary myelofibrosis regardless of V617F mutational status: nullizygosity for the JAK2 46/1 haplotype is associated with inferior survival.0.2940510452010NANANANANA
rs386626619220061293717JAK2umls:C0001815BeFreeDifferent numbers of cell lineages harboring the JAK2-V617F mutation were found, being the lowest in ET (17/30), higher in PV (24/30) and in PMF (22/30).0.2940510452011NANANANANA
rs386626619162474553717JAK2umls:C0001815BeFreeA missense somatic mutation in JAK2 gene (JAK2 V617F) has recently been reported in chronic myeloproliferative disorders, including polycythemia vera, essential thrombocythemia and myelofibrosis with myeloid metaplasia, strongly suggesting its role in the pathogenesis of myeloid disorders.0.2940510452006NANANANANA
rs386626619187232643717JAK2umls:C0001815BeFreeJAK2(WT) progenitors were present in ET and PV when the CD34(+) JAK2(V617F) allele burden was lower than the neutrophil allele burden, but not in PV and PMF subjects in whom the CD34(+) cell and neutrophil allele burdens were similar.0.2940510452008NANANANANA
rs386626619234456133717JAK2umls:C0026987BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.229044282013NANANANANA
rs386626619196058214597MVDumls:C0026987BeFreeIn this context, the distinctive role of a positive JAK2(V617F) mutation for the diagnosis of Ph- MPD was underscored, including entities with a low allele burden and the discrimination from reactive disorders (autoimmune myelofibrosis, reactive thrombocytosis).0.0016286512009NANANANANA
rs386626619201975483717JAK2umls:C0001815BeFreeA somatic point mutation (V617F) in the JAK2 tyrosine kinase was found in a majority of patients with polycythemia vera (PV), essential thrombocythemia, and primary myelofibrosis.0.2940510452010NANANANANA
rs386626619234456133717JAK2umls:C0001815BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.2940510452013NANANANANA
rs386626619196166003717JAK2umls:C0026987BeFreePMF with different stages of myelofibrosis all yielded similar JAK2(V617F) allele burden.0.229044282009NANANANANA
rs386626619231303363717JAK2umls:C0026987BeFreeThe JAK2 V617F mutational status and its allele burden correlate with the clinicohematologic phenotypes of ET patients, including older age, higher neutrophil count, and greater rates of organomegaly, thrombotic events, and myelofibrosis.0.229044282012NANANANANA
rs386626619202056173717JAK2umls:C0001815BeFreeA somatic mutation (V617F) resulting in enhanced JAK2 kinase activity can be frequently found in patients with serious myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia and primary myelofibrosis.0.2940510452010NANANANANA
rs386626619192873823717JAK2umls:C0001815BeFreeWe report here that JAK2(V617F)-associated disease is strongly associated with a specific constitutional JAK2 haplotype, designated 46/1, in all three disease entities compared to healthy controls (polycythemia vera, n = 192, P = 2.9 x 10(-16); essential thrombocythemia, n = 78, P = 8.2 x 10(-9) and myelofibrosis, n = 41, P = 8.0 x 10(-5)).0.2940510452009NANANANANA
rs386626619188151963717JAK2umls:C0001815BeFreeThere was a trend towards an association between SOCS3 methylation and lower SOCS3 expression in JAK2 V617F negative patients with idiopathic myelofibrosis but not in JAK2 V617F positive ones.0.2940510452008NANANANANA
rs386626619212280323717JAK2umls:C0001815BeFreeSomatic mutations were detected in 33 of 221 patients (15%) with JAK2 (V617F)-negative essential thrombocythemia or primary myelofibrosis.0.2940510452011NANANANANA
rs386626619251160924352MPLumls:C0001815BeFreeFour main molecular types of clonal MPN can be distinguished: JAK2(V617F)-positive ET and PV; JAK2 wild-type ET carrying the MPL(515); mutations in the calreticulin (CALR) gene in JAK2/MPL wild-type ET and MF, and a small proportion of JAK2/MPL/CALR wild-type ET and MF patients.0.0514070482014NANANANANA
rs386626619223649603717JAK2umls:C0001815BeFreeThe presence of JAK2 V617F mutation is a cause of primary thrombocythemia and myelofibrosis in acromegaly.0.2940510452012NANANANANA
rs386626619249514233717JAK2umls:C0026987BeFreeWe investigated this question using conditional JAK2(V617F) knock-in mice with constitutive and inducible expression of JAK2(V617F) in hematopoietic cells, which develop a polycythemia vera (PV)-like disorder evolving into myelofibrosis.0.229044282015NANANANANA
rs386626619203317633717JAK2umls:C0001815BeFreeThe positive rate of JAK2 V617F in polycythaemia vera (PV), essential thrombocythaemia (ET) and primary myelofibrosis (PMF) was 82.0%, 36.6% and 51.1% respectively.0.2940510452010NANANANANA
rs386626619258703793717JAK2umls:C0001815BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.2940510452016NANANANANA
rs386626619168106143717JAK2umls:C0027013BeFreeDepending on the biological background of individual patients, heterozygous and homozygous JAK2 V617F ET/PV may preferentially induce myeloid metaplasia with myelofibrosis with a relative suppression of megakaryocytic and erythropoietic myeloproliferation leading to clinical pictures of fibrotic chronic idiopathic myelofibrosis (CIMF) or agnogenic myeloid metaplasia.0.0010857672006NANANANANA
rs386626619196166004352MPLumls:C0001815BeFreeHistopathological categories ET and prefibrotic PMF correlate with significant differences in mutant allelic burden of JAK2(V617F), but not of MPL(W515L) which, by contrast to JAK2(V617F), shows a higher percentage of mutated alleles in fibrotic than in prefibrotic cases.0.0514070482009NANANANANA
rs386626619199656803717JAK2umls:C0001815BeFreeThis study is the largest hitherto carried out in this setting and shows that the rate of major CV events in PMF is comparable with that reported in essential thrombocythemia, and it is increased in aged patients and those with JAK2 V617F mutation and leukocytosis.0.2940510452010NANANANANA
rs386626619168712756774STAT3umls:C0026987BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.0005428842006NANANANANA
rs386626619165635043717JAK2umls:C0026987BeFreeJAK2(V617F) and leukemic transformation in myelofibrosis with myeloid metaplasia.0.229044282006NANANANANA
rs386626619259347663717JAK2umls:C0001815BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.2940510452015NANANANANA
rs386626619222346896776STAT5Aumls:C0001815BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0021715352012NANANANANA
rs386626619170594293717JAK2umls:C0001815BeFreeAfter a median follow-up of 41 months (range 3-114 months), three out of the 10 patients carrying the JAK2 V617F mutation were then diagnosed as having idiopathic myelofibrosis (n = 2) or polycythemia vera (n = 1), whereas in seven patients a MPD was not detected.0.2940510452007NANANANANA
rs386626619162938803717JAK2umls:C0001815BeFreeThe nature of the specific oncogenic mutation(s) is currently being unraveled with the recent discovery of an association between a somatic point mutation of JAK2 tyrosine kinase (V617F) and bcr/abl-negative myeloproliferative disorders, including MMM.0.2940510452005NANANANANA
rs3866266191728527625ABL1umls:C0001815BeFreethe BCR-ABL fusion characteristic of chronic myeloid leukemia and the JAK2 V617F mutation that characterises polycythaemia vera and a proportion of cases of essential thrombocythemia and idiopathic myelofibrosis.0.0062431632007NANANANANA
rs38662661924475114613BCRumls:C0001815BeFreeMost cases of BCR-ABL1-negative myeloproliferative neoplasms (MPNs), essential thrombocythemia, polycythemia vera and primary myelofibrosis are associated with JAK2 (V617F) mutations.0.0035287442013NANANANANA
rs386626619262284873717JAK2umls:C0026987BeFreeThe JAK2 c.1849G>T (p.V617F) mutation leads to constitutive activation of Janus kinase (JAK)2 and contributes to dysregulated JAK signaling in myelofibrosis (MF), polycythemia vera (PV), and essential thrombocythemia (ET).0.229044282015NANANANANA
rs386626619191676113717JAK2umls:C0001815BeFreeThe frequency of JAK2 V617F mutation is about 90% in patients with PV, 50-60% in patients with essential thrombocythemia (ET), primary myelofibrosis (PMF), and less in patients with other myeloid neoplasms, while extremely rare in lymphoid malignancies.0.2940510452009NANANANANA
rs386626619204224153717JAK2umls:C0001815BeFreeWe genotyped 149 myeloproliferative neoplasms patients (69 had polycythemia vera, 65 had essential thrombocythemia, and 15 had primary myelofibrosis) with a known JAK2 V617F mutational status and 150 controls for the JAK2 rs10974944 (C/G) single nucleotide polymorphism, in which the G allele tags the 46/1 haplotype.0.2940510452010NANANANANA
rs386626619248584123717JAK2umls:C0001815BeFreeJAK2 V617F was detected in 31 of 51 patients (60.8%) with essential thrombocythemia, all 16 patients (100%) with polycythemia vera, 4 of 11 patients (36.4%) with primary myelofibrosis, 2 of 18 patients (11.1%) with other types of MPNs, and none of the 44 patients with doubted MPN.0.2940510452015NANANANANA
rs3866266192228040953827FXYD5umls:C0001815BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.0002714422012NANANANANA
rs386626619168106093717JAK2umls:C0001815BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.2940510452006NANANANANA
rs386626619225558243717JAK2umls:C0001815BeFreeIt is now a well recognized fact that the JAK2 (V617F) mutation occurs in majority of the patients with polycythaemia vera (PV) and half of those with myelofibrosis and essential thrombocythaemia.0.2940510452012NANANANANA
rs386626619179611783717JAK2umls:C0001815BeFreeThe JAK2 V617F allele burden in essential thrombocythemia, polycythemia vera and primary myelofibrosis--impact on disease phenotype.0.2940510452007NANANANANA
rs386626619205876633717JAK2umls:C0001815BeFreeStrikingly, the JAK2(V617F) mutation is found in nearly all patients suffering from polycythemia vera and in roughly every second patient suffering from essential thrombocythemia and primary myelofibrosis.0.2940510452010NANANANANA
rs386626619192774183717JAK2umls:C0001815BeFreeJAK2 V617F was detected in 89 (61%) patients with ET, 103 (86%) with PV, four (33%) with myelofibrosis, and four (80%) with MPNu.0.2940510452009NANANANANA
rs386626619235372163717JAK2umls:C0026987BeFreeThese standards were used in two JAK2 p.V617F assays, which were used to support clinical studies of ruxolitinib (Jakafi(®)) in myelofibrosis, a real-time polymerase chain reaction assay for initial screening of all samples, and a novel single-nucleotide polymorphism typing (SNaPshot)-based assay for samples with less than 5% mutant allele burden.0.229044282013NANANANANA
rs386626619172557683717JAK2umls:C0001815BeFreeThe frequency of the JAK2 V617F was 73% (85% in PV, 65% in ET, and 65% in CIMF).0.2940510452007NANANANANA
rs386626619203390923717JAK2umls:C0001815BeFreeAML1 mRNA expression was elevated in patients with PV, essential thrombocythemia, and primary myelofibrosis both in the presence and absence of JAK2(V617F).0.2940510452010NANANANANA
rs386626619208883893717JAK2umls:C0026987BeFreeThese data indicate that loss of wild-type clones at the progenitor level is a feature of MF (primary MF, post-ET MF, and post-PV MF), presumably due to expansion of the JAK2 V617F clone and that this characteristic is surprisingly independent of JAK2 V617F homozygosity, suggesting that additional genomic lesions may contribute to this unique molecular process that distinguishes MF from ET and PV.0.229044282011NANANANANA
rs386626619162100333717JAK2umls:C0001815BeFreeA point mutation in the Janus kinase 2 exchanging a valine for a phenylalanine at position 617 (JAK2 V617F) was found in 65% to 97% of polycythemia vera (PV) patients, as well as in approximately 50% of essential thrombocythemia (ET) and idiopathic myelofibrosis (IMF) patients.0.2940510452005NANANANANA
rs386626619223330113717JAK2umls:C0001815BeFreeThe detection rate of JAK2(V617F) was 76.2% for PV (homozygous in 14.3%), 46.9% for ET, 80% for myelofibrosis (homozygous in 20%), and 0% for the other conditions.0.2940510452012NANANANANA
rs386626619171334233717JAK2umls:C0026987BeFreeClearance of the Janus kinase 2 (JAK2) V617F mutation after allogeneic stem cell transplantation in a patient with myelofibrosis with myeloid metaplasia.0.229044282007NANANANANA
rs386626619219048533717JAK2umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.2940510452012NANANANANA
rs386626619170188573717JAK2umls:C0001815BeFreeMonitoring of the JAK2-V617F mutation by highly sensitive quantitative real-time PCR after allogeneic stem cell transplantation in patients with myelofibrosis.0.2940510452007NANANANANA
rs386626619192873823717JAK2umls:C0026987BeFreeWe report here that JAK2(V617F)-associated disease is strongly associated with a specific constitutional JAK2 haplotype, designated 46/1, in all three disease entities compared to healthy controls (polycythemia vera, n = 192, P = 2.9 x 10(-16); essential thrombocythemia, n = 78, P = 8.2 x 10(-9) and myelofibrosis, n = 41, P = 8.0 x 10(-5)).0.229044282009NANANANANA
rs386626619210829833717JAK2umls:C0001815BeFreeHowever, the molecular basis of JAK2 V617F-negative essential thrombocythemia and primary myelofibrosis remains largely unexplained.0.2940510452010NANANANANA
rs386626619163736573717JAK2umls:C0026987BeFreeIn polycythemia vera, JAK2 (V617F) was detected in 23 of 25 subjects at diagnosis and in 16 of 16 patients whose disease had evolved into myelofibrosis; median percentages of mutant alleles in these subgroups were significantly different (32% versus 95%, P < .001).0.229044282006NANANANANA
rs386626619178755263717JAK2umls:C0001815BeFreeThe gain-of-function JAK2 V617F mutation shifts the phenotype of essential thrombocythemia and chronic idiopathic myelofibrosis to more erythremic and less thrombocythemic: a molecular, histologic, and clinical study.0.2940510452007NANANANANA
rs38662661917961178947CD34umls:C0027013BeFreeThe present data suggests the JAK2 V617F allele burden as a key determinant of the degree of myeloproliferation and myeloid metaplasia reflected by significantly higher levels of white blood cell counts (WBC) (P = 0.03), CD34 counts (P = 0.03), lactate dehydrogenase and Polycythemia Rubra Vera gene 1 levels (P = 0.03 and P < 0.00001 respectively), as well as lower platelet counts (P = 0.02) and more cases of splenomegaly (P = 0.001) in homozygous PV patients compared to their heterozygous counterparts.0.0005428842007NANANANANA
rs386626619165324373717JAK2umls:C0001815BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.2940510452006NANANANANA
rs38662661925934766811CALRumls:C0026987BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.1216286512015NANANANANA
rs386626619219048533418IDH2umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0034527992012NANANANANA
rs386626619208590813717JAK2umls:C0026987BeFreeCutaneous myelofibrosis with JAK2 V617F mutation: metastasis, not merely extramedullary hematopoiesis!0.229044282010NANANANANA
rs386626619256176263717JAK2umls:C0001815BeFreeJAK2 exon 14 skipping in patients with primary myelofibrosis: a minor splice variant modulated by the JAK2-V617F allele burden.0.2940510452014NANANANANA
rs386626619168106143717JAK2umls:C0001815BeFreeJAK2 V617F-positive ET/PV and CIMF should be distinguished from wild-type JAK2 ET, rare cases of PV, and CIMF, and should be evaluated during life-long follow-up.0.2940510452006NANANANANA
rs38662661925934766811CALRumls:C0001815BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.1273289312015NANANANANA
rs3866266192056068125ABL1umls:C0001815BeFreeReliable detection of the JAK2 V617F mutation is a major criterion in the diagnosis of BCR/ABL-negative myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.0062431632010NANANANANA
rs386626619236666893717JAK2umls:C0001815BeFreeRecently, a point mutation in the JAK2 gene, JAK2 (V617F) , was discovered in several myeloid proliferative neoplasms including polycythemia vera (PV), essential thrombocythemia (ET), and primary myelofibrosis (PMF).0.2940510452013NANANANANA
rs386626619220413743717JAK2umls:C0001815BeFreeThe activating mutation of JAK2, V617F, has been found as a frequent mutation in myeloproliferative neoplasms (MPNs), including polycythemia vera (PV), essential thrombocytosis (ET), and primary myelofibrosis (PMF).0.2940510452011NANANANANA
rs3866266191876944825ABL1umls:C0001815BeFreeThe BCR-ABL-negative myeloproliferative neoplasms (MPNs), polycythemia vera (PV), essential thrombocythemia (ET) and primary myelofibrosis (PMF), entered the spotlight in 2005 when the unique somatic acquired JAK2 V617F mutation was described in >95% of PV and in 50% of ET and PMF patients.0.0062431632008NANANANANA
rs386626619180489693717JAK2umls:C0001815BeFreeThe recently identified JAK2(V617F) mutation is frequently present in the classic CMPDs polycythemia vera, essential thrombocythemia, and chronic idiopathic myelofibrosis.0.2940510452007NANANANANA
rs3866266192447511425ABL1umls:C0001815BeFreeMost cases of BCR-ABL1-negative myeloproliferative neoplasms (MPNs), essential thrombocythemia, polycythemia vera and primary myelofibrosis are associated with JAK2 (V617F) mutations.0.0062431632013NANANANANA
rs386626619222804093717JAK2umls:C0001815BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.2940510452012NANANANANA
rs386626619171334233717JAK2umls:C0001815BeFreeClearance of the Janus kinase 2 (JAK2) V617F mutation after allogeneic stem cell transplantation in a patient with myelofibrosis with myeloid metaplasia.0.2940510452007NANANANANA
rs3866266192230094157126CD177umls:C0001815BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.0019000932012NANANANANA
rs386626619165312683717JAK2umls:C0001815BeFreeA longitudinal study of the JAK2(V617F) mutation in myelofibrosis with myeloid metaplasia: analysis at two time points.0.2940510452006NANANANANA
rs386626619198777613717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation has been implicated in a variety of diseases mainly related to myeloproliferative disorders including polycythemia vera, essential thrombocythemia, and idiopathic myelofibrosis with an increased demand for testing using molecular techniques.0.2940510452010NANANANANA
rs386626619234456136776STAT5Aumls:C0001815BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0021715352013NANANANANA
rs38662661925116092811CALRumls:C0001815BeFreeFour main molecular types of clonal MPN can be distinguished: JAK2(V617F)-positive ET and PV; JAK2 wild-type ET carrying the MPL(515); mutations in the calreticulin (CALR) gene in JAK2/MPL wild-type ET and MF, and a small proportion of JAK2/MPL/CALR wild-type ET and MF patients.0.1273289312014NANANANANA
rs386626619223330113717JAK2umls:C0026987BeFreeThe detection rate of JAK2(V617F) was 76.2% for PV (homozygous in 14.3%), 46.9% for ET, 80% for myelofibrosis (homozygous in 20%), and 0% for the other conditions.0.229044282012NANANANANA
rs386626619203390924778NFE2umls:C0001815BeFreeHere we show that NF-E2 expression is also increased in patients with essential thrombocythemia and primary myelofibrosis independent of the presence of the JAK2(V617F) mutation.0.0005428842010NANANANANA
rs386626619222346893717JAK2umls:C0001815BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.2940510452012NANANANANA
rs386626619249572463717JAK2umls:C0001815BeFreePatients with JAK2 V617F-positive MPN have a heterogeneous histology while CALR-positive ET is associated with megakaryocyte abnormalities and prefibrotic PMF.0.2940510452014NANANANANA
rs3866266191691989357126CD177umls:C0001815BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0019000932007NANANANANA
rs386626619233130463717JAK2umls:C0026987BeFreeHowever, JAK2 inhibitors have limited ability to reduce JAK2 V617F allele burden or bone marrow fibrosis in humans.0.229044282013NANANANANA
rs386626619172965813717JAK2umls:C0026987BeFreeAn acquired JAK2 (V617F)mutation has been found in myeloid cells from most patients with chronic idiopathic myelofibrosis (IM), but whether it occurs in a common myelo-lymphoid, rather than a myeloid-restricted, progenitor cell is still debated.0.229044282007NANANANANA
rs386626619169905843717JAK2umls:C0001815BeFreeAbnormal expression of HMGA2 and CXCR4 in IM granulocytes was dependent on the presence and the mutational status of JAK2(V617F) mutation.0.2940510452007NANANANANA
rs386626619186127784597MVDumls:C0026987BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.0016286512008NANANANANA
rs386626619183007583717JAK2umls:C0001815BeFreeThe high prevalence of the V617F mutation of Janus kinase 2 and associated mutations in myeloproliferative disorders (> 95% in polycythemia vera and about half of patients with essential thrombocythemia and primary myelofibrosis) has led the World Health Organization to alter the diagnostic criteria for these myeloproliferative disorders, and these changes are reviewed.0.2940510452008NANANANANA
rs386626619165324372056EPOumls:C0001815BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.0010857672006NANANANANA
rs587776885NA10019SH2B3umls:C0001815CLINVARNA0.12NASH2B312111418748GCGCT-
rs7046736180066993717JAK2umls:C0001815BeFreeGenotype-phenotype analysis showed 3 JAK2 SNPs (rs7046736, rs10815148, and rs12342421) to be significantly but reciprocally associated with PV (P < .001 for all; odds ratio = 0.16, 2.72, and 2.46, respectively) and ET (P < .001 for all; odds ratio = 3.05, 0.29, and 0.30, respectively) but not with PMF.0.2940510452008JAK2;INSL695015732CA
rs77375493168712753717JAK2umls:C0026987BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.229044282006JAK2;INSL695073770GA,T
rs77375493170188573717JAK2umls:C0001815BeFreeMonitoring of the JAK2-V617F mutation by highly sensitive quantitative real-time PCR after allogeneic stem cell transplantation in patients with myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493234456136777STAT5Bumls:C0026987BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0016286512013JAK2;INSL695073770GA,T
rs77375493192774183717JAK2umls:C0001815BeFreeJAK2 V617F was detected in 89 (61%) patients with ET, 103 (86%) with PV, four (33%) with myelofibrosis, and four (80%) with MPNu.0.2940510452009JAK2;INSL695073770GA,T
rs77375493172965813717JAK2umls:C0026987BeFreeAn acquired JAK2 (V617F)mutation has been found in myeloid cells from most patients with chronic idiopathic myelofibrosis (IM), but whether it occurs in a common myelo-lymphoid, rather than a myeloid-restricted, progenitor cell is still debated.0.229044282007JAK2;INSL695073770GA,T
rs77375493248110893717JAK2umls:C0001815BeFreeJAK2 V617F mutation frequency in our PMF patients was greater than in previous reports.0.2940510452014JAK2;INSL695073770GA,T
rs77375493186127784597MVDumls:C0026987BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.0016286512008JAK2;INSL695073770GA,T
rs773754932495724683886PRSS27umls:C0001815BeFreePatients with JAK2 V617F-positive MPN have a heterogeneous histology while CALR-positive ET is associated with megakaryocyte abnormalities and prefibrotic PMF.0.0035287442014JAK2;INSL695073770GA,T
rs77375493168712753717JAK2umls:C0001815BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.2940510452006JAK2;INSL695073770GA,T
rs77375493223044883717JAK2umls:C0001815BeFree88% (46/52) of the patients with PV, 47% (39/81) with ET, and 77% (8/11) with PMF were positive for JAK2 V617F, while more than 35% of the individuals were JAK2 V617F-negative, confirming a high prevalence of this abnormality in MPNs, more frequently with a low mutated allele burden, similar to what has been reported in other Western countries, despite differences among methods used to detect this mutation.0.2940510452012JAK2;INSL695073770GA,T
rs7737549325870379811CALRumls:C0026987BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.1216286512016JAK2;INSL695073770GA,T
rs77375493168106092056EPOumls:C0001815BeFreeMPD-specific markers such as serum EPO, endogenous erythroid colony formation (EEC), and JAK2 V617F have high specificities, but the sensitivities are not high enough to detect the early stages of the MPDs, ET, PV, and prefibrotic CIMF.0.0010857672006JAK2;INSL695073770GA,T
rs77375493173178613717JAK2umls:C0001815BeFreeThe somatic JAK2 valine-to-phenylalanine (V617F) mutation has been detected in up to 90% of patients with polycythemia and in a sizeable proportion of patients with other myeloproliferative disorders such as essential thrombocythemia and idiopathic myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493225558243717JAK2umls:C0026987BeFreeIt is now a well recognized fact that the JAK2 (V617F) mutation occurs in majority of the patients with polycythaemia vera (PV) and half of those with myelofibrosis and essential thrombocythaemia.0.229044282012JAK2;INSL695073770GA,T
rs77375493187864363717JAK2umls:C0001815BeFreeRecurrent der(9;18) in essential thrombocythemia with JAK2 V617F is highly linked to myelofibrosis development.0.2940510452008JAK2;INSL695073770GA,T
rs77375493196434763717JAK2umls:C0001815BeFreeWe report three novel mutations in JAK2 exons 12, 19 and 25 in V617F-negative patients with polycythemia vera, essential thrombocythemia and idiopathic myelofibrosis.0.2940510452010JAK2;INSL695073770GA,T
rs773754932230094157126CD177umls:C0026987BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.0013572092012JAK2;INSL695073770GA,T
rs77375493169198932056EPOumls:C0026987BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0010857672007JAK2;INSL695073770GA,T
rs77375493257463033717JAK2umls:C0001815BeFreeFrequency and allele burden of CALR mutations in Chinese with essential thrombocythemia and primary myelofibrosis without JAK2(V617F) or MPL mutations.0.2940510452015JAK2;INSL695073770GA,T
rs77375493259347663717JAK2umls:C0001815BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.2940510452015JAK2;INSL695073770GA,T
rs77375493175878783717JAK2umls:C0001815BeFreeMegakaryocytes are homozygous in the majority of fibrotic CIMF and PV, whereas JAK2(V617F) heterozygosity is predominantly encountered in prefibrotic CIMF and essential thrombocythaemia but transition from hetero- to homozygosity with onset of fibrosis is rare.0.2940510452007JAK2;INSL695073770GA,T
rs77375493165635043717JAK2umls:C0001815BeFreeJAK2(V617F) and leukemic transformation in myelofibrosis with myeloid metaplasia.0.2940510452006JAK2;INSL695073770GA,T
rs77375493165324373717JAK2umls:C0001815BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.2940510452006JAK2;INSL695073770GA,T
rs77375493222346896776STAT5Aumls:C0001815BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0021715352012JAK2;INSL695073770GA,T
rs7737549325870379811CALRumls:C0001815BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.1273289312016JAK2;INSL695073770GA,T
rs773754932230094157126CD177umls:C0001815BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.0019000932012JAK2;INSL695073770GA,T
rs77375493162256513717JAK2umls:C0026987BeFreeThe JAK2(V617F) tyrosine kinase mutation in myelofibrosis with myeloid metaplasia: lineage specificity and clinical correlates.0.229044282005JAK2;INSL695073770GA,T
rs77375493183365413717JAK2umls:C0001815BeFreeThe frequency of JAK2-V617F mutation in patients with polycythaemia vera, essential thrombocythaemia and idiopathic myelofibrosis (IMF) was determined in the DNA from the peripheral blood leucocytes of 108 patients by genomic polymerase chain reaction and restriction enzyme-based assay.0.2940510452008JAK2;INSL695073770GA,T
rs77375493171836443717JAK2umls:C0026987BeFreeA somatic activating mutation (V617F) in the JAK2 tyrosine kinase was recently discovered in the majority of patients with polycythemia vera (PV), and some with essential thrombocythemia (ET) and chronic idiopathic myelofibrosis.0.229044282006JAK2;INSL695073770GA,T
rs77375493162935973717JAK2umls:C0001815BeFreeV617F mutation in JAK2 is associated with poorer survival in idiopathic myelofibrosis.0.2940510452006JAK2;INSL695073770GA,T
rs77375493162100343717JAK2umls:C0001815BeFreeHowever, it is very clear that some patients with classical PV lack the JAK2 V617F mutation, while some patients with other chronic myeloproliferative disorders such as idiopathic myelofibrosis (IMF) and essential thrombocytosis (ET) also express the JAK2 V617F mutation.0.2940510452005JAK2;INSL695073770GA,T
rs77375493165378033717JAK2umls:C0001815BeFreeTo study the prevalence of the Val617Phe JAK2 mutation in familial cases of myeloproliferative disorder (MPD) and its possible implication as a predisposing genetic factor, we analyzed 72 families including 174 patients (81 polycythemia vera [PV], 68 essential thrombocythemia [ET], 11 myelofibrosis with myeloid metaplasia [MMM], 12 chronic myeloid leukemia), 1 systemic mastocytosis, and 1 chronic myelomonocytic leukemia (CMML).0.2940510452006JAK2;INSL695073770GA,T
rs77375493258703793717JAK2umls:C0026987BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.229044282016JAK2;INSL695073770GA,T
rs77375493168106093717JAK2umls:C0001815BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.2940510452006JAK2;INSL695073770GA,T
rs77375493178755263717JAK2umls:C0001815BeFreeThe gain-of-function JAK2 V617F mutation shifts the phenotype of essential thrombocythemia and chronic idiopathic myelofibrosis to more erythremic and less thrombocythemic: a molecular, histologic, and clinical study.0.2940510452007JAK2;INSL695073770GA,T
rs77375493162474553717JAK2umls:C0026987BeFreeA missense somatic mutation in JAK2 gene (JAK2 V617F) has recently been reported in chronic myeloproliferative disorders, including polycythemia vera, essential thrombocythemia and myelofibrosis with myeloid metaplasia, strongly suggesting its role in the pathogenesis of myeloid disorders.0.229044282006JAK2;INSL695073770GA,T
rs77375493232090343717JAK2umls:C0001815BeFreeThe discovery of the Janus kinase 2 (JAK2) V617F mutation has improved our understanding of the pathophysiology of myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.2940510452013JAK2;INSL695073770GA,T
rs77375493165324372056EPOumls:C0026987BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.0010857672006JAK2;INSL695073770GA,T
rs77375493157811013717JAK2umls:C0001815BeFreeA single point mutation (Val617Phe) was identified in JAK2 in 71 (97%) of 73 patients with polycythaemia vera, 29 (57%) of 51 with essential thrombocythaemia, and eight (50%) of 16 with idiopathic myelofibrosis.0.2940510452005JAK2;INSL695073770GA,T
rs77375493192873823717JAK2umls:C0026987BeFreeWe report here that JAK2(V617F)-associated disease is strongly associated with a specific constitutional JAK2 haplotype, designated 46/1, in all three disease entities compared to healthy controls (polycythemia vera, n = 192, P = 2.9 x 10(-16); essential thrombocythemia, n = 78, P = 8.2 x 10(-9) and myelofibrosis, n = 41, P = 8.0 x 10(-5)).0.229044282009JAK2;INSL695073770GA,T
rs773754932056068125ABL1umls:C0001815BeFreeReliable detection of the JAK2 V617F mutation is a major criterion in the diagnosis of BCR/ABL-negative myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.0062431632010JAK2;INSL695073770GA,T
rs77375493249572463717JAK2umls:C0001815BeFreePatients with JAK2 V617F-positive MPN have a heterogeneous histology while CALR-positive ET is associated with megakaryocyte abnormalities and prefibrotic PMF.0.2940510452014JAK2;INSL695073770GA,T
rs77375493163256963717JAK2umls:C0001815BeFreeAn acquired V617F mutation in JAK2 occurs in most patients with polycythaemia vera, but is seen in only half those with essential thrombocythaemia and idiopathic myelofibrosis.0.2940510452005JAK2;INSL695073770GA,T
rs77375493162100333717JAK2umls:C0001815BeFreeA point mutation in the Janus kinase 2 exchanging a valine for a phenylalanine at position 617 (JAK2 V617F) was found in 65% to 97% of polycythemia vera (PV) patients, as well as in approximately 50% of essential thrombocythemia (ET) and idiopathic myelofibrosis (IMF) patients.0.2940510452005JAK2;INSL695073770GA,T
rs77375493233918443717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation has been detected in patients with classical myeloproliferative disorders (MPD) including polycythemia vera and essential thrombocythemia and idiopathic myelofibrosis.0.2940510452013JAK2;INSL695073770GA,T
rs77375493210829833717JAK2umls:C0001815BeFreeHowever, the molecular basis of JAK2 V617F-negative essential thrombocythemia and primary myelofibrosis remains largely unexplained.0.2940510452010JAK2;INSL695073770GA,T
rs77375493192873843717JAK2umls:C0001815BeFreeGiven that the identical somatic activating mutation in the JAK2 tyrosine kinase gene (JAK2(V617F)) is observed in most individuals with polycythemia vera, essential thrombocythemia and primary myelofibrosis, there likely are additional genetic events that contribute to the pathogenesis of these phenotypically distinct disorders.0.2940510452009JAK2;INSL695073770GA,T
rs77375493172660613717JAK2umls:C0001815BeFreeA single point mutation (Val617Phe) was identified in JAK2 in 42 (73.7%) of 57 patients with PV, 40 (58.8%) of 68 with ET, and eight (66.7%) of 12 with MMM.0.2940510452007JAK2;INSL695073770GA,T
rs77375493175653283717JAK2umls:C0001815BeFreeUse of the activating gene mutation of the tyrosine kinase (VAL617Phe) JAK2 as a minimal residual disease marker in patients with myelofibrosis and myeloid metaplasia after allogeneic stem cell transplantation.0.2940510452007JAK2;INSL695073770GA,T
rs77375493161974453717JAK2umls:C0001815BeFreeIn order to explore the correlation between these two biological markers and compare their diagnostic utility, mutation analysis for JAK2(V617F) and quantitative measurement of granulocyte PRV-1 expression were performed on the same study sample from 100 participants: 38 with PV, 22 with essential thrombocythaemia (ET), 10 with agnogenic myeloid metaplasia (AMM), 19 with secondary polycythaemia (SP) and 11 healthy volunteers.0.2940510452005JAK2;INSL695073770GA,T
rs77375493199417383717JAK2umls:C0001815BeFreeJAK2 V617F distribution was PV 40/45 (89%), ET 30/43 (69%), and IMF 7/15 (47%).0.2940510452009JAK2;INSL695073770GA,T
rs77375493248953364352MPLumls:C0001815BeFreeIn essential thrombocythemia, 154 (53%) Janus kinase 2 V617F, 96 (33%) calreticulin, 9 (3%) myeloproliferative leukemia virus oncogene gene mutation-positive and 30 triple-negative (11%) cases were identified, while in primary myelofibrosis 56 (57%) Janus kinase 2 V617F, 25 (25%) calreticulin, 7 (7%) myeloproliferative leukemia virus oncogene gene mutation-positive and 11 (11%) triple-negative cases were identified.0.0514070482015JAK2;INSL695073770GA,T
rs77375493220413743717JAK2umls:C0001815BeFreeThe activating mutation of JAK2, V617F, has been found as a frequent mutation in myeloproliferative neoplasms (MPNs), including polycythemia vera (PV), essential thrombocytosis (ET), and primary myelofibrosis (PMF).0.2940510452011JAK2;INSL695073770GA,T
rs77375493231303363717JAK2umls:C0026987BeFreeThe JAK2 V617F mutational status and its allele burden correlate with the clinicohematologic phenotypes of ET patients, including older age, higher neutrophil count, and greater rates of organomegaly, thrombotic events, and myelofibrosis.0.229044282012JAK2;INSL695073770GA,T
rs77375493236448533717JAK2umls:C0001815BeFreeTo evaluate whether risk scores used to classify patients with primary myelofibrosis and JAK-2 V617F mutation status can predict clinical outcome.0.2940510452012JAK2;INSL695073770GA,T
rs77375493169198933717JAK2umls:C0026987BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.229044282007JAK2;INSL695073770GA,T
rs77375493234456133717JAK2umls:C0026987BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.229044282013JAK2;INSL695073770GA,T
rs77375493171836443717JAK2umls:C0001815BeFreeA somatic activating mutation (V617F) in the JAK2 tyrosine kinase was recently discovered in the majority of patients with polycythemia vera (PV), and some with essential thrombocythemia (ET) and chronic idiopathic myelofibrosis.0.2940510452006JAK2;INSL695073770GA,T
rs77375493172852763717JAK2umls:C0001815BeFreethe BCR-ABL fusion characteristic of chronic myeloid leukemia and the JAK2 V617F mutation that characterises polycythaemia vera and a proportion of cases of essential thrombocythemia and idiopathic myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493230575174352MPLumls:C0026987BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.3635287442013JAK2;INSL695073770GA,T
rs77375493241861323717JAK2umls:C0001815BeFreeJAK2 V617F mutations were detected in 6 of the 28 patients with bone marrow fibrosis presenting at the time of diagnosis and 2 of the 7 patients with bone marrow fibrosis developing in the course of disease, significantly higher than the control group patients.0.2940510452013JAK2;INSL695073770GA,T
rs77375493195001393717JAK2umls:C0001815BeFreeThe screening for JAK2 V617F mutation in patients with polycythemia vera, essential thrombocythemia, and idiopathic myelofibrosis offers crucial information for the final diagnosis of these disorders.0.2940510452009JAK2;INSL695073770GA,T
rs7737549323445613947CD34umls:C0001815BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.0092389552013JAK2;INSL695073770GA,T
rs77375493228188583717JAK2umls:C0026987BeFreeThere was a trend toward a more frequent evolution to myelofibrosis when the JAK2(V617F) mutated allele burden was >50% (p=0.09), but not to AML.0.229044282012JAK2;INSL695073770GA,T
rs77375493171787223717JAK2umls:C0001815BeFreeJAK2(V617F), a mutant of tyrosine kinase JAK2, is found in most patients with polycythemia vera (PV) and a substantial proportion of patients with idiopathic myelofibrosis or essential thrombocythemia.0.2940510452007JAK2;INSL695073770GA,T
rs77375493259120193717JAK2umls:C0001815BeFreeActivation of Janus kinase 2 (JAK2), frequently as a result of the JAK2(V617F) mutation, is a characteristic feature of the classical myeloproliferative neoplasms (MPNs) polycythemia vera, essential thrombocythemia, and myelofibrosis, and it is thought to be responsible for the constitutional symptoms associated with these diseases.0.2940510452015JAK2;INSL695073770GA,T
rs77375493169198933717JAK2umls:C0001815BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.2940510452007JAK2;INSL695073770GA,T
rs77375493212280323717JAK2umls:C0001815BeFreeSomatic mutations were detected in 33 of 221 patients (15%) with JAK2 (V617F)-negative essential thrombocythemia or primary myelofibrosis.0.2940510452011JAK2;INSL695073770GA,T
rs77375493187694483717JAK2umls:C0001815BeFreeIn bone marrow reconstitution models based on retroviral transduction, the phenotype induced by JAK2 V617F is less severe and different from the rapid fatal myelofibrosis induced by TpoR W515L.0.2940510452008JAK2;INSL695073770GA,T
rs77375493170594293717JAK2umls:C0001815BeFreeAfter a median follow-up of 41 months (range 3-114 months), three out of the 10 patients carrying the JAK2 V617F mutation were then diagnosed as having idiopathic myelofibrosis (n = 2) or polycythemia vera (n = 1), whereas in seven patients a MPD was not detected.0.2940510452007JAK2;INSL695073770GA,T
rs77375493192873823717JAK2umls:C0001815BeFreeWe report here that JAK2(V617F)-associated disease is strongly associated with a specific constitutional JAK2 haplotype, designated 46/1, in all three disease entities compared to healthy controls (polycythemia vera, n = 192, P = 2.9 x 10(-16); essential thrombocythemia, n = 78, P = 8.2 x 10(-9) and myelofibrosis, n = 41, P = 8.0 x 10(-5)).0.2940510452009JAK2;INSL695073770GA,T
rs77375493165324373717JAK2umls:C0026987BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.229044282006JAK2;INSL695073770GA,T
rs77375493244751143717JAK2umls:C0001815BeFreeMost cases of BCR-ABL1-negative myeloproliferative neoplasms (MPNs), essential thrombocythemia, polycythemia vera and primary myelofibrosis are associated with JAK2 (V617F) mutations.0.2940510452013JAK2;INSL695073770GA,T
rs77375493196058214597MVDumls:C0001815BeFreeIn this context, the distinctive role of a positive JAK2(V617F) mutation for the diagnosis of Ph- MPD was underscored, including entities with a low allele burden and the discrimination from reactive disorders (autoimmune myelofibrosis, reactive thrombocytosis).0.0024429772009JAK2;INSL695073770GA,T
rs77375493165378033717JAK2umls:C0026987BeFreeTo study the prevalence of the Val617Phe JAK2 mutation in familial cases of myeloproliferative disorder (MPD) and its possible implication as a predisposing genetic factor, we analyzed 72 families including 174 patients (81 polycythemia vera [PV], 68 essential thrombocythemia [ET], 11 myelofibrosis with myeloid metaplasia [MMM], 12 chronic myeloid leukemia), 1 systemic mastocytosis, and 1 chronic myelomonocytic leukemia (CMML).0.229044282006JAK2;INSL695073770GA,T
rs77375493252596263717JAK2umls:C0001815BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms consist of three main pathological and clinical entities with the recurrent JAK2 V617F mutation present in ∼98% of patients with polycythemia vera and ∼50% of patients with essential thrombocythemia (ET) and primary myelofibrosis (PMF).0.2940510452015JAK2;INSL695073770GA,T
rs77375493196058214597MVDumls:C0026987BeFreeIn this context, the distinctive role of a positive JAK2(V617F) mutation for the diagnosis of Ph- MPD was underscored, including entities with a low allele burden and the discrimination from reactive disorders (autoimmune myelofibrosis, reactive thrombocytosis).0.0016286512009JAK2;INSL695073770GA,T
rs77375493230575173717JAK2umls:C0026987BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.229044282013JAK2;INSL695073770GA,T
rs77375493196166003717JAK2umls:C0001815BeFreeThus, for Ph(-) MPN in which ET and prefibrotic PMF represent the most probable diagnoses, a JAK2(V617F) allele burden >50% favors a diagnosis of prefibrotic PMF.0.2940510452009JAK2;INSL695073770GA,T
rs77375493251160923717JAK2umls:C0001815BeFreeFour main molecular types of clonal MPN can be distinguished: JAK2(V617F)-positive ET and PV; JAK2 wild-type ET carrying the MPL(515); mutations in the calreticulin (CALR) gene in JAK2/MPL wild-type ET and MF, and a small proportion of JAK2/MPL/CALR wild-type ET and MF patients.0.2940510452014JAK2;INSL695073770GA,T
rs773754931728527625ABL1umls:C0001815BeFreethe BCR-ABL fusion characteristic of chronic myeloid leukemia and the JAK2 V617F mutation that characterises polycythaemia vera and a proportion of cases of essential thrombocythemia and idiopathic myelofibrosis.0.0062431632007JAK2;INSL695073770GA,T
rs77375493168106143717JAK2umls:C0027013BeFreeDepending on the biological background of individual patients, heterozygous and homozygous JAK2 V617F ET/PV may preferentially induce myeloid metaplasia with myelofibrosis with a relative suppression of megakaryocytic and erythropoietic myeloproliferation leading to clinical pictures of fibrotic chronic idiopathic myelofibrosis (CIMF) or agnogenic myeloid metaplasia.0.0010857672006JAK2;INSL695073770GA,T
rs77375493231163583717JAK2umls:C0001815BeFreeThe JAK2 V617F somatic mutation is present in the majority of patients with myeloproliferative cancer (polycythaemia vera, essential thrombocytosis, and primary myelofibrosis).0.2940510452013JAK2;INSL695073770GA,T
rs77375493219048533417IDH1umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0037242412012JAK2;INSL695073770GA,T
rs77375493235557823717JAK2umls:C0001815BeFreeJAK2 V617F genotype is a strong determinant of blast transformation in primary myelofibrosis.0.2940510452013JAK2;INSL695073770GA,T
rs77375493169905843717JAK2umls:C0001815BeFreeAbnormal expression of HMGA2 and CXCR4 in IM granulocytes was dependent on the presence and the mutational status of JAK2(V617F) mutation.0.2940510452007JAK2;INSL695073770GA,T
rs77375493262284873717JAK2umls:C0026987BeFreeThe JAK2 c.1849G>T (p.V617F) mutation leads to constitutive activation of Janus kinase (JAK)2 and contributes to dysregulated JAK signaling in myelofibrosis (MF), polycythemia vera (PV), and essential thrombocythemia (ET).0.229044282015JAK2;INSL695073770GA,T
rs77375493248566753717JAK2umls:C0001815BeFreeThe discovery of the activating JAK2 V617F mutation in patients with myelofibrosis (MF) led to the development of JAK2 inhibitors.0.2940510452014JAK2;INSL695073770GA,T
rs77375493168106094597MVDumls:C0026987BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.0016286512006JAK2;INSL695073770GA,T
rs77375493177120473717JAK2umls:C0001815BeFreeJAK2 V617F mutational status predicts progression to large splenomegaly and leukemic transformation in primary myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493162938803717JAK2umls:C0026987BeFreeThe nature of the specific oncogenic mutation(s) is currently being unraveled with the recent discovery of an association between a somatic point mutation of JAK2 tyrosine kinase (V617F) and bcr/abl-negative myeloproliferative disorders, including MMM.0.229044282005JAK2;INSL695073770GA,T
rs77375493231303363717JAK2umls:C0001815BeFreeThe JAK2 V617F mutational status and its allele burden correlate with the clinicohematologic phenotypes of ET patients, including older age, higher neutrophil count, and greater rates of organomegaly, thrombotic events, and myelofibrosis.0.2940510452012JAK2;INSL695073770GA,T
rs7737549320339092861RUNX1umls:C0001815BeFreeAML1 mRNA expression was elevated in patients with PV, essential thrombocythemia, and primary myelofibrosis both in the presence and absence of JAK2(V617F).0.0010857672010JAK2;INSL695073770GA,T
rs773754932228040953827FXYD5umls:C0001815BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.0002714422012JAK2;INSL695073770GA,T
rs7737549324957246811CALRumls:C0001815BeFreePatients with JAK2 V617F-positive MPN have a heterogeneous histology while CALR-positive ET is associated with megakaryocyte abnormalities and prefibrotic PMF.0.1273289312014JAK2;INSL695073770GA,T
rs7737549317961178947CD34umls:C0001815BeFreeThe present data suggests the JAK2 V617F allele burden as a key determinant of the degree of myeloproliferation and myeloid metaplasia reflected by significantly higher levels of white blood cell counts (WBC) (P = 0.03), CD34 counts (P = 0.03), lactate dehydrogenase and Polycythemia Rubra Vera gene 1 levels (P = 0.03 and P < 0.00001 respectively), as well as lower platelet counts (P = 0.02) and more cases of splenomegaly (P = 0.001) in homozygous PV patients compared to their heterozygous counterparts.0.0092389552007JAK2;INSL695073770GA,T
rs77375493222346893717JAK2umls:C0001815BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.2940510452012JAK2;INSL695073770GA,T
rs77375493196574843717JAK2umls:C0001815BeFreeThe JAK2(V617F) mutation is present in the majority of patients with polycythaemia vera and in approximately half of patients with essential thrombocythaemia and primary myelofibrosis.0.2940510452009JAK2;INSL695073770GA,T
rs77375493234306703717JAK2umls:C0001815BeFreeThe MPNs include polycythemia vera (PV), essential thrombocythemia (ET), and primary myelofibrosis (PMF), most of which are characterized by a somatic point mutation, V617F, in the janus kinase 2 (JAK2) gene.0.2940510452013JAK2;INSL695073770GA,T
rs77375493169905848091HMGA2umls:C0001815BeFreeAbnormal expression of HMGA2 and CXCR4 in IM granulocytes was dependent on the presence and the mutational status of JAK2(V617F) mutation.0.004081562007JAK2;INSL695073770GA,T
rs77375493187232643717JAK2umls:C0001815BeFreeJAK2(WT) progenitors were present in ET and PV when the CD34(+) JAK2(V617F) allele burden was lower than the neutrophil allele burden, but not in PV and PMF subjects in whom the CD34(+) cell and neutrophil allele burdens were similar.0.2940510452008JAK2;INSL695073770GA,T
rs77375493234456136776STAT5Aumls:C0026987BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0016286512013JAK2;INSL695073770GA,T
rs77375493180333153717JAK2umls:C0001815BeFreeAn acquired JAK2 V617F mutation is found in most patients with polycythemia vera (PV), and about half of patients with essential thrombocythemia (ET) or primary myelofibrosis (PMF).0.2940510452008JAK2;INSL695073770GA,T
rs77375493219048534352MPLumls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0514070482012JAK2;INSL695073770GA,T
rs77375493203390924778NFE2umls:C0001815BeFreeHere we show that NF-E2 expression is also increased in patients with essential thrombocythemia and primary myelofibrosis independent of the presence of the JAK2(V617F) mutation.0.0005428842010JAK2;INSL695073770GA,T
rs773754931691989357126CD177umls:C0001815BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0019000932007JAK2;INSL695073770GA,T
rs77375493162938803717JAK2umls:C0001815BeFreeThe nature of the specific oncogenic mutation(s) is currently being unraveled with the recent discovery of an association between a somatic point mutation of JAK2 tyrosine kinase (V617F) and bcr/abl-negative myeloproliferative disorders, including MMM.0.2940510452005JAK2;INSL695073770GA,T
rs77375493185750493717JAK2umls:C0001815BeFreeThe V617F mutation of JAK2 is the key molecular event in 90% of polycythaemia vera (PV), 50% of essential thrombocythaemia (ET) and 50% of primary myelofibrosis (PMF).0.2940510452008JAK2;INSL695073770GA,T
rs77375493248584123717JAK2umls:C0001815BeFreeJAK2 V617F was detected in 31 of 51 patients (60.8%) with essential thrombocythemia, all 16 patients (100%) with polycythemia vera, 4 of 11 patients (36.4%) with primary myelofibrosis, 2 of 18 patients (11.1%) with other types of MPNs, and none of the 44 patients with doubted MPN.0.2940510452015JAK2;INSL695073770GA,T
rs77375493162256513717JAK2umls:C0027013BeFreeIn the current study, mutation analysis for JAK2(V617F) was performed in peripheral blood mononuclear cells (PBMC) from 157 patients with myelofibrosis with myeloid metaplasia (MMM) including 117 with agnogenic (AMM), 22 with postpolycythaemic (PPMM), and 18 with post-thrombocythaemic (PTMM) myeloid metaplasia.0.0010857672005JAK2;INSL695073770GA,T
rs77375493234456136776STAT5Aumls:C0001815BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0021715352013JAK2;INSL695073770GA,T
rs773754931876944825ABL1umls:C0001815BeFreeThe BCR-ABL-negative myeloproliferative neoplasms (MPNs), polycythemia vera (PV), essential thrombocythemia (ET) and primary myelofibrosis (PMF), entered the spotlight in 2005 when the unique somatic acquired JAK2 V617F mutation was described in >95% of PV and in 50% of ET and PMF patients.0.0062431632008JAK2;INSL695073770GA,T
rs77375493219048533418IDH2umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0034527992012JAK2;INSL695073770GA,T
rs77375493208883893717JAK2umls:C0026987BeFreeThese data indicate that loss of wild-type clones at the progenitor level is a feature of MF (primary MF, post-ET MF, and post-PV MF), presumably due to expansion of the JAK2 V617F clone and that this characteristic is surprisingly independent of JAK2 V617F homozygosity, suggesting that additional genomic lesions may contribute to this unique molecular process that distinguishes MF from ET and PV.0.229044282011JAK2;INSL695073770GA,T
rs77375493172660613717JAK2umls:C0026987BeFreeA single point mutation (Val617Phe) was identified in JAK2 in 42 (73.7%) of 57 patients with PV, 40 (58.8%) of 68 with ET, and eight (66.7%) of 12 with MMM.0.229044282007JAK2;INSL695073770GA,T
rs77375493204253853717JAK2umls:C0001815BeFreeNovel treatment strategies are under investigation, including targeted inhibition of JAK2(V617F), the activating tyrosine kinase point mutation present in about half of patients with MMM.0.2940510452007JAK2;INSL695073770GA,T
rs77375493162474553717JAK2umls:C0001815BeFreeA missense somatic mutation in JAK2 gene (JAK2 V617F) has recently been reported in chronic myeloproliferative disorders, including polycythemia vera, essential thrombocythemia and myelofibrosis with myeloid metaplasia, strongly suggesting its role in the pathogenesis of myeloid disorders.0.2940510452006JAK2;INSL695073770GA,T
rs77375493201601663717JAK2umls:C0001815BeFreeThe activating mutation JAK2 V617F plays a central role in the pathogenesis of polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.2940510452010JAK2;INSL695073770GA,T
rs77375493220413563717JAK2umls:C0001815BeFreeThe JAK2-V617F mutation was observed in three lineages of granulocytes, platelets, and BFU-E in almost all polycythemia vera (PV) and primary myelofibrosis (PMF) patients.0.2940510452011JAK2;INSL695073770GA,T
rs77375493223649603717JAK2umls:C0001815BeFreeThe presence of JAK2 V617F mutation is a cause of primary thrombocythemia and myelofibrosis in acromegaly.0.2940510452012JAK2;INSL695073770GA,T
rs77375493204224153717JAK2umls:C0001815BeFreeWe genotyped 149 myeloproliferative neoplasms patients (69 had polycythemia vera, 65 had essential thrombocythemia, and 15 had primary myelofibrosis) with a known JAK2 V617F mutational status and 150 controls for the JAK2 rs10974944 (C/G) single nucleotide polymorphism, in which the G allele tags the 46/1 haplotype.0.2940510452010JAK2;INSL695073770GA,T
rs77375493230575174352MPLumls:C0001815BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.0514070482013JAK2;INSL695073770GA,T
rs7737549324475114613BCRumls:C0001815BeFreeMost cases of BCR-ABL1-negative myeloproliferative neoplasms (MPNs), essential thrombocythemia, polycythemia vera and primary myelofibrosis are associated with JAK2 (V617F) mutations.0.0035287442013JAK2;INSL695073770GA,T
rs77375493172557683717JAK2umls:C0026987BeFreeThe frequency of the JAK2 V617F was 73% (85% in PV, 65% in ET, and 65% in CIMF).0.229044282007JAK2;INSL695073770GA,T
rs77375493186127783717JAK2umls:C0026987BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.229044282008JAK2;INSL695073770GA,T
rs77375493180489693717JAK2umls:C0026987BeFreeThe recently identified JAK2(V617F) mutation is frequently present in the classic CMPDs polycythemia vera, essential thrombocythemia, and chronic idiopathic myelofibrosis.0.229044282007JAK2;INSL695073770GA,T
rs77375493203390923717JAK2umls:C0001815BeFreeAML1 mRNA expression was elevated in patients with PV, essential thrombocythemia, and primary myelofibrosis both in the presence and absence of JAK2(V617F).0.2940510452010JAK2;INSL695073770GA,T
rs77375493230575173717JAK2umls:C0001815BeFreeGiven their diagnostic relevance, it is also beneficial and relatively straightforward to screen JAK2 V617F negative patients for JAK2 exon 12 mutations (in the case of erythrocytosis) or MPL exon 10 mutations (thrombocytosis or myelofibrosis) using appropriate assays.0.2940510452013JAK2;INSL695073770GA,T
rs77375493198471993717JAK2umls:C0001815BeFreeJAK2 germline genetic variation affects disease susceptibility in primary myelofibrosis regardless of V617F mutational status: nullizygosity for the JAK2 46/1 haplotype is associated with inferior survival.0.2940510452010JAK2;INSL695073770GA,T
rs77375493186127784597MVDumls:C0001815BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.0024429772008JAK2;INSL695073770GA,T
rs77375493198777613717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation has been implicated in a variety of diseases mainly related to myeloproliferative disorders including polycythemia vera, essential thrombocythemia, and idiopathic myelofibrosis with an increased demand for testing using molecular techniques.0.2940510452010JAK2;INSL695073770GA,T
rs77375493179611783717JAK2umls:C0001815BeFreeThe JAK2 V617F allele burden in essential thrombocythemia, polycythemia vera and primary myelofibrosis--impact on disease phenotype.0.2940510452007JAK2;INSL695073770GA,T
rs77375493171334233717JAK2umls:C0001815BeFreeClearance of the Janus kinase 2 (JAK2) V617F mutation after allogeneic stem cell transplantation in a patient with myelofibrosis with myeloid metaplasia.0.2940510452007JAK2;INSL695073770GA,T
rs77375493205876633717JAK2umls:C0001815BeFreeStrikingly, the JAK2(V617F) mutation is found in nearly all patients suffering from polycythemia vera and in roughly every second patient suffering from essential thrombocythemia and primary myelofibrosis.0.2940510452010JAK2;INSL695073770GA,T
rs77375493168106143717JAK2umls:C0026987BeFreeJAK2 V617F-positive ET/PV and CIMF should be distinguished from wild-type JAK2 ET, rare cases of PV, and CIMF, and should be evaluated during life-long follow-up.0.229044282006JAK2;INSL695073770GA,T
rs77375493186127783717JAK2umls:C0001815BeFreeUsing novel mutation-specific PCR which is a highly sensitive PCR-based assay for detection of JAK2 mutated allele(s), we identified V617F in 38 Ph-MPD, which include 13 polycythemia vera (PV), 23 essential thrombocythemia (ET) and 2 chronic idiopatic myelofibrosis.0.2940510452008JAK2;INSL695073770GA,T
rs77375493178755263717JAK2umls:C0026987BeFreeThe gain-of-function JAK2 V617F mutation shifts the phenotype of essential thrombocythemia and chronic idiopathic myelofibrosis to more erythremic and less thrombocythemic: a molecular, histologic, and clinical study.0.229044282007JAK2;INSL695073770GA,T
rs77375493236666893717JAK2umls:C0001815BeFreeRecently, a point mutation in the JAK2 gene, JAK2 (V617F) , was discovered in several myeloid proliferative neoplasms including polycythemia vera (PV), essential thrombocythemia (ET), and primary myelofibrosis (PMF).0.2940510452013JAK2;INSL695073770GA,T
rs7737549318723264947CD34umls:C0001815BeFreeCD34(+) cell JAK2(V617F) clonal dominance, defined as coherence between the CD34(+) cell and neutrophil JAK2(V617F) allele burdens, was present in 24% of ET, 56% of PV, and 93% of PMF patients, and was independent of the CD34(+) cell JAK2(V617F) genotype.0.0092389552008JAK2;INSL695073770GA,T
rs77375493165312683717JAK2umls:C0001815BeFreeA longitudinal study of the JAK2(V617F) mutation in myelofibrosis with myeloid metaplasia: analysis at two time points.0.2940510452006JAK2;INSL695073770GA,T
rs7737549317961178947CD34umls:C0027013BeFreeThe present data suggests the JAK2 V617F allele burden as a key determinant of the degree of myeloproliferation and myeloid metaplasia reflected by significantly higher levels of white blood cell counts (WBC) (P = 0.03), CD34 counts (P = 0.03), lactate dehydrogenase and Polycythemia Rubra Vera gene 1 levels (P = 0.03 and P < 0.00001 respectively), as well as lower platelet counts (P = 0.02) and more cases of splenomegaly (P = 0.001) in homozygous PV patients compared to their heterozygous counterparts.0.0005428842007JAK2;INSL695073770GA,T
rs77375493222346896776STAT5Aumls:C0026987BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0016286512012JAK2;INSL695073770GA,T
rs77375493257463034352MPLumls:C0001815BeFreeFrequency and allele burden of CALR mutations in Chinese with essential thrombocythemia and primary myelofibrosis without JAK2(V617F) or MPL mutations.0.0514070482015JAK2;INSL695073770GA,T
rs77375493203542123717JAK2umls:C0001815BeFreeAllele-specific wild-type blocker quantitative PCR for highly sensitive detection of rare JAK2 p.V617F point mutation in primary myelofibrosis as an appropriate tool for the monitoring of molecular remission following therapy.0.2940510452010JAK2;INSL695073770GA,T
rs773754931961660083886PRSS27umls:C0001815BeFreeThus, for Ph(-) MPN in which ET and prefibrotic PMF represent the most probable diagnoses, a JAK2(V617F) allele burden >50% favors a diagnosis of prefibrotic PMF.0.0035287442009JAK2;INSL695073770GA,T
rs77375493192774183717JAK2umls:C0026987BeFreeJAK2 V617F was detected in 89 (61%) patients with ET, 103 (86%) with PV, four (33%) with myelofibrosis, and four (80%) with MPNu.0.229044282009JAK2;INSL695073770GA,T
rs77375493180489693717JAK2umls:C0001815BeFreeThe recently identified JAK2(V617F) mutation is frequently present in the classic CMPDs polycythemia vera, essential thrombocythemia, and chronic idiopathic myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493201975483717JAK2umls:C0001815BeFreeA somatic point mutation (V617F) in the JAK2 tyrosine kinase was found in a majority of patients with polycythemia vera (PV), essential thrombocythemia, and primary myelofibrosis.0.2940510452010JAK2;INSL695073770GA,T
rs77375493191676113717JAK2umls:C0001815BeFreeThe frequency of JAK2 V617F mutation is about 90% in patients with PV, 50-60% in patients with essential thrombocythemia (ET), primary myelofibrosis (PMF), and less in patients with other myeloid neoplasms, while extremely rare in lymphoid malignancies.0.2940510452009JAK2;INSL695073770GA,T
rs77375493168712756774STAT3umls:C0026987BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.0005428842006JAK2;INSL695073770GA,T
rs77375493196166004352MPLumls:C0001815BeFreeHistopathological categories ET and prefibrotic PMF correlate with significant differences in mutant allelic burden of JAK2(V617F), but not of MPL(W515L) which, by contrast to JAK2(V617F), shows a higher percentage of mutated alleles in fibrotic than in prefibrotic cases.0.0514070482009JAK2;INSL695073770GA,T
rs77375493224637373717JAK2umls:C0001815BeFreeThese changes and the resultant clinical research are discussed in this article where we argue that discovery of the JAK2 V617F mutation has signalled the much delayed change in therapeutic paradigm for myelofibrosis and possibly other MPNs from palliation and allowing us to move closer to, but not yet attain, a cure.0.2940510452012JAK2;INSL695073770GA,T
rs77375493223009413717JAK2umls:C0026987BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.229044282012JAK2;INSL695073770GA,T
rs77375493195213233717JAK2umls:C0001815BeFreeThe diagnosis and management of polycythemia vera, essential thrombocythemia, and primary myelofibrosis in the JAK2 V617F era.0.2940510452009JAK2;INSL695073770GA,T
rs77375493169122293717JAK2umls:C0001815BeFreeAn activating JAK2 mutation (JAK2 V617F) is present in the chronic myeloproliferative disorders (MPDs), polycythemia vera (PV), idiopathic myelofibrosis (IMF), and essential thrombocytosis (ET).0.2940510452006JAK2;INSL695073770GA,T
rs77375493241861323717JAK2umls:C0026987BeFreeJAK2 V617F mutations were detected in 6 of the 28 patients with bone marrow fibrosis presenting at the time of diagnosis and 2 of the 7 patients with bone marrow fibrosis developing in the course of disease, significantly higher than the control group patients.0.229044282013JAK2;INSL695073770GA,T
rs77375493220655973717JAK2umls:C0001815BeFreeThe JAK2(V617F) mutation is present in the majority of patients with polycythemia vera and one-half of those with essential thrombocythemia and primary myelofibrosis.0.2940510452012JAK2;INSL695073770GA,T
rs77375493219048533717JAK2umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.2940510452012JAK2;INSL695073770GA,T
rs77375493224637373717JAK2umls:C0026987BeFreeThese changes and the resultant clinical research are discussed in this article where we argue that discovery of the JAK2 V617F mutation has signalled the much delayed change in therapeutic paradigm for myelofibrosis and possibly other MPNs from palliation and allowing us to move closer to, but not yet attain, a cure.0.229044282012JAK2;INSL695073770GA,T
rs77375493256176263717JAK2umls:C0001815BeFreeJAK2 exon 14 skipping in patients with primary myelofibrosis: a minor splice variant modulated by the JAK2-V617F allele burden.0.2940510452014JAK2;INSL695073770GA,T
rs77375493163736573717JAK2umls:C0026987BeFreeIn polycythemia vera, JAK2 (V617F) was detected in 23 of 25 subjects at diagnosis and in 16 of 16 patients whose disease had evolved into myelofibrosis; median percentages of mutant alleles in these subgroups were significantly different (32% versus 95%, P < .001).0.229044282006JAK2;INSL695073770GA,T
rs77375493169905847852CXCR4umls:C0001815BeFreeAbnormal expression of HMGA2 and CXCR4 in IM granulocytes was dependent on the presence and the mutational status of JAK2(V617F) mutation.0.0098017022007JAK2;INSL695073770GA,T
rs77375493249514233717JAK2umls:C0026987BeFreeWe investigated this question using conditional JAK2(V617F) knock-in mice with constitutive and inducible expression of JAK2(V617F) in hematopoietic cells, which develop a polycythemia vera (PV)-like disorder evolving into myelofibrosis.0.229044282015JAK2;INSL695073770GA,T
rs77375493175878783717JAK2umls:C0026987BeFreeMegakaryocytes are homozygous in the majority of fibrotic CIMF and PV, whereas JAK2(V617F) heterozygosity is predominantly encountered in prefibrotic CIMF and essential thrombocythaemia but transition from hetero- to homozygosity with onset of fibrosis is rare.0.229044282007JAK2;INSL695073770GA,T
rs773754932447511425ABL1umls:C0001815BeFreeMost cases of BCR-ABL1-negative myeloproliferative neoplasms (MPNs), essential thrombocythemia, polycythemia vera and primary myelofibrosis are associated with JAK2 (V617F) mutations.0.0062431632013JAK2;INSL695073770GA,T
rs77375493235372163717JAK2umls:C0026987BeFreeThese standards were used in two JAK2 p.V617F assays, which were used to support clinical studies of ruxolitinib (Jakafi(®)) in myelofibrosis, a real-time polymerase chain reaction assay for initial screening of all samples, and a novel single-nucleotide polymorphism typing (SNaPshot)-based assay for samples with less than 5% mutant allele burden.0.229044282013JAK2;INSL695073770GA,T
rs77375493205606813717JAK2umls:C0001815BeFreeReliable detection of the JAK2 V617F mutation is a major criterion in the diagnosis of BCR/ABL-negative myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia, and primary myelofibrosis.0.2940510452010JAK2;INSL695073770GA,T
rs77375493196166003717JAK2umls:C0026987BeFreePMF with different stages of myelofibrosis all yielded similar JAK2(V617F) allele burden.0.229044282009JAK2;INSL695073770GA,T
rs77375493168106094597MVDumls:C0001815BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.0024429772006JAK2;INSL695073770GA,T
rs77375493191756933717JAK2umls:C0001815BeFreeIt is hoped that the same will happen in other MPN with specific genetic alterations: polycythemia vera (JAK2 V617F and other JAK2 mutations), essential thrombocythemia (JAK2V617F and MPL515 mutations), primary myelofibrosis (JAK2 V617F and MPL515 mutations), systemic mastocytosis (KITD816V and other KIT mutations) and stem cell leukaemia/lymphoma (ZNF198-FGFR1 and other FGFR1 fusion genes).0.2940510452009JAK2;INSL695073770GA,T
rs77375493251160924352MPLumls:C0001815BeFreeFour main molecular types of clonal MPN can be distinguished: JAK2(V617F)-positive ET and PV; JAK2 wild-type ET carrying the MPL(515); mutations in the calreticulin (CALR) gene in JAK2/MPL wild-type ET and MF, and a small proportion of JAK2/MPL/CALR wild-type ET and MF patients.0.0514070482014JAK2;INSL695073770GA,T
rs7737549323445613947CD34umls:C0026987BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.0027144192013JAK2;INSL695073770GA,T
rs77375493206505263717JAK2umls:C0001815BeFreeJAK2(V617F) allele burden in polycythemia vera correlates with grade of myelofibrosis, but is not substantially affected by therapy.0.2940510452011JAK2;INSL695073770GA,T
rs77375493234456133717JAK2umls:C0001815BeFreeHere, we show that treatment with the dual phosphoinositide-3-kinase (PI3K)/AKT and mTOR inhibitor BEZ235 attenuated PI3K/AKT and mTOR signaling, as well as induced cell-cycle growth arrest and apoptosis of the cultured human JAK2-V617F-expressing HEL92.1.7 (HEL), UKE1 cells, and primary CD34+ myelofibrosis (MF)-MPN cells.0.2940510452013JAK2;INSL695073770GA,T
rs77375493168712756774STAT3umls:C0001815BeFreeJanus kinase 2 (V617F) mutation status, signal transducer and activator of transcription-3 phosphorylation and impaired neutrophil apoptosis in myelofibrosis with myeloid metaplasia.0.0038101182006JAK2;INSL695073770GA,T
rs77375493172557683717JAK2umls:C0001815BeFreeThe frequency of the JAK2 V617F was 73% (85% in PV, 65% in ET, and 65% in CIMF).0.2940510452007JAK2;INSL695073770GA,T
rs77375493223649603717JAK2umls:C0026987BeFreeThe presence of JAK2 V617F mutation is a cause of primary thrombocythemia and myelofibrosis in acromegaly.0.229044282012JAK2;INSL695073770GA,T
rs773754932190485354790TET2umls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0077199252012JAK2;INSL695073770GA,T
rs77375493220061293717JAK2umls:C0001815BeFreeDifferent numbers of cell lineages harboring the JAK2-V617F mutation were found, being the lowest in ET (17/30), higher in PV (24/30) and in PMF (22/30).0.2940510452011JAK2;INSL695073770GA,T
rs77375493249866903717JAK2umls:C0001815BeFreeOf the 617 subjects studied, 399 (64.7%) carried JAK2 (V617F), 140 (22.7%) had a CALR exon 9 indel, 25 (4.0%) carried an MPL (W515) mutation, and 53 (8.6%) had nonmutated JAK2, CALR, and MPL (so-called triple-negative PMF).0.2940510452015JAK2;INSL695073770GA,T
rs7737549325746303811CALRumls:C0001815BeFreeFrequency and allele burden of CALR mutations in Chinese with essential thrombocythemia and primary myelofibrosis without JAK2(V617F) or MPL mutations.0.1273289312015JAK2;INSL695073770GA,T
rs77375493168106092056EPOumls:C0026987BeFreeMPD-specific markers such as serum EPO, endogenous erythroid colony formation (EEC), and JAK2 V617F have high specificities, but the sensitivities are not high enough to detect the early stages of the MPDs, ET, PV, and prefibrotic CIMF.0.0010857672006JAK2;INSL695073770GA,T
rs773754931691989357126CD177umls:C0026987BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0013572092007JAK2;INSL695073770GA,T
rs77375493228188583717JAK2umls:C0001815BeFreeThere was a trend toward a more frequent evolution to myelofibrosis when the JAK2(V617F) mutated allele burden was >50% (p=0.09), but not to AML.0.2940510452012JAK2;INSL695073770GA,T
rs77375493206505263717JAK2umls:C0026987BeFreeJAK2(V617F) allele burden in polycythemia vera correlates with grade of myelofibrosis, but is not substantially affected by therapy.0.229044282011JAK2;INSL695073770GA,T
rs77375493187864363717JAK2umls:C0026987BeFreeRecurrent der(9;18) in essential thrombocythemia with JAK2 V617F is highly linked to myelofibrosis development.0.229044282008JAK2;INSL695073770GA,T
rs77375493202056173717JAK2umls:C0001815BeFreeA somatic mutation (V617F) resulting in enhanced JAK2 kinase activity can be frequently found in patients with serious myeloproliferative neoplasms such as polycythemia vera, essential thrombocythemia and primary myelofibrosis.0.2940510452010JAK2;INSL695073770GA,T
rs77375493209665213717JAK2umls:C0001815BeFreeJAK2 V617F mutation was found in 51 of 75 cases (68%) of CMPD, 82 per cent in PV, 70 per cent in ET and 52 per cent of IMF.0.2940510452010JAK2;INSL695073770GA,T
rs77375493187814013717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation has been implicated in a variety of diseases mainly related to myeloproliferative disorders including polycythemia Vera, essential thrombocythemia, and idiopathic Myelofibrosis but has not been previously described in Thalassemia patients.0.2940510452009JAK2;INSL695073770GA,T
rs7737549325934766811CALRumls:C0001815BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.1273289312015JAK2;INSL695073770GA,T
rs77375493187694483717JAK2umls:C0026987BeFreeIn bone marrow reconstitution models based on retroviral transduction, the phenotype induced by JAK2 V617F is less severe and different from the rapid fatal myelofibrosis induced by TpoR W515L.0.229044282008JAK2;INSL695073770GA,T
rs77375493258703793717JAK2umls:C0001815BeFreeThe classical Philadelphia chromosome-negative myeloproliferative neoplasms (MPN), which include essential thrombocythemia, polycythemia vera, and myelofibrosis (MF), are in a new era of molecular diagnosis, ushered in by the identification of the JAK2(V617F) and cMPL mutations in 2005 and 2006, respectively, and the CALR mutations in 2013.0.2940510452016JAK2;INSL695073770GA,T
rs77375493199656803717JAK2umls:C0001815BeFreeThis study is the largest hitherto carried out in this setting and shows that the rate of major CV events in PMF is comparable with that reported in essential thrombocythemia, and it is increased in aged patients and those with JAK2 V617F mutation and leukocytosis.0.2940510452010JAK2;INSL695073770GA,T
rs77375493173891523717JAK2umls:C0001815BeFreeRecently, 4 groups reported almost simultaneously Janus kinase 2 (JAK2) V617F mutation in more than 80% of PV patients, 30% of patients with ET and in about 50% of patients with idiopathic myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493251765673717JAK2umls:C0001815BeFreeMutations of JAK2(V617F) or MPL(W515K/L) were absent in pediatric patients with PMF according to previous studies.0.2940510452014JAK2;INSL695073770GA,T
rs77375493248566753717JAK2umls:C0026987BeFreeThe discovery of the activating JAK2 V617F mutation in patients with myelofibrosis (MF) led to the development of JAK2 inhibitors.0.229044282014JAK2;INSL695073770GA,T
rs77375493208590813717JAK2umls:C0026987BeFreeCutaneous myelofibrosis with JAK2 V617F mutation: metastasis, not merely extramedullary hematopoiesis!0.229044282010JAK2;INSL695073770GA,T
rs77375493235372163717JAK2umls:C0001815BeFreeThese standards were used in two JAK2 p.V617F assays, which were used to support clinical studies of ruxolitinib (Jakafi(®)) in myelofibrosis, a real-time polymerase chain reaction assay for initial screening of all samples, and a novel single-nucleotide polymorphism typing (SNaPshot)-based assay for samples with less than 5% mutant allele burden.0.2940510452013JAK2;INSL695073770GA,T
rs77375493222346896777STAT5Bumls:C0001815BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0021715352012JAK2;INSL695073770GA,T
rs77375493179611783717JAK2umls:C0027013BeFreeThe present data suggests the JAK2 V617F allele burden as a key determinant of the degree of myeloproliferation and myeloid metaplasia reflected by significantly higher levels of white blood cell counts (WBC) (P = 0.03), CD34 counts (P = 0.03), lactate dehydrogenase and Polycythemia Rubra Vera gene 1 levels (P = 0.03 and P < 0.00001 respectively), as well as lower platelet counts (P = 0.02) and more cases of splenomegaly (P = 0.001) in homozygous PV patients compared to their heterozygous counterparts.0.0010857672007JAK2;INSL695073770GA,T
rs77375493251717023717JAK2umls:C0001815BeFreeMegakaryocytic morphology and clinical parameters in essential thrombocythemia, polycythemia vera, and primary myelofibrosis with and without JAK2 V617F.0.2940510452014JAK2;INSL695073770GA,T
rs77375493172130183717JAK2umls:C0001815BeFreeThe V617F mutation in the JAK2 gene on chromosome 9p24.1 was identified recently in peripheral blood leukocytes in the majority of patients with PV and in approximately half of patients with essential thrombocythemia and idiopathic myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493223009413717JAK2umls:C0001815BeFreeDeregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis.0.2940510452012JAK2;INSL695073770GA,T
rs77375493171458593717JAK2umls:C0001815BeFreeThe JAK2(V617F) mutation is present in almost all patients with polycythemia vera (PV), large proportions of patients with essential thrombocythemia and idiopathic myelofibrosis, and less frequently in atypical myeloproliferative disorders (MPD).0.2940510452006JAK2;INSL695073770GA,T
rs77375493262284873717JAK2umls:C0001815BeFreeThe JAK2 c.1849G>T (p.V617F) mutation leads to constitutive activation of Janus kinase (JAK)2 and contributes to dysregulated JAK signaling in myelofibrosis (MF), polycythemia vera (PV), and essential thrombocythemia (ET).0.2940510452015JAK2;INSL695073770GA,T
rs7737549320966521102606463LINC01152umls:C0001815BeFreeJAK2 V617F mutation was found in 51 of 75 cases (68%) of CMPD, 82 per cent in PV, 70 per cent in ET and 52 per cent of IMF.0.0019000932010JAK2;INSL695073770GA,T
rs773754931619744557126CD177umls:C0001815BeFreeIn order to explore the correlation between these two biological markers and compare their diagnostic utility, mutation analysis for JAK2(V617F) and quantitative measurement of granulocyte PRV-1 expression were performed on the same study sample from 100 participants: 38 with PV, 22 with essential thrombocythaemia (ET), 10 with agnogenic myeloid metaplasia (AMM), 19 with secondary polycythaemia (SP) and 11 healthy volunteers.0.0019000932005JAK2;INSL695073770GA,T
rs77375493204253853717JAK2umls:C0026987BeFreeNovel treatment strategies are under investigation, including targeted inhibition of JAK2(V617F), the activating tyrosine kinase point mutation present in about half of patients with MMM.0.229044282007JAK2;INSL695073770GA,T
rs77375493170188573717JAK2umls:C0026987BeFreeMonitoring of the JAK2-V617F mutation by highly sensitive quantitative real-time PCR after allogeneic stem cell transplantation in patients with myelofibrosis.0.229044282007JAK2;INSL695073770GA,T
rs77375493165312683717JAK2umls:C0026987BeFreeA longitudinal study of the JAK2(V617F) mutation in myelofibrosis with myeloid metaplasia: analysis at two time points.0.229044282006JAK2;INSL695073770GA,T
rs77375493222804093717JAK2umls:C0001815BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.2940510452012JAK2;INSL695073770GA,T
rs77375493208590813717JAK2umls:C0001815BeFreeCutaneous myelofibrosis with JAK2 V617F mutation: metastasis, not merely extramedullary hematopoiesis!0.2940510452010JAK2;INSL695073770GA,T
rs77375493223330113717JAK2umls:C0026987BeFreeThe detection rate of JAK2(V617F) was 76.2% for PV (homozygous in 14.3%), 46.9% for ET, 80% for myelofibrosis (homozygous in 20%), and 0% for the other conditions.0.229044282012JAK2;INSL695073770GA,T
rs77375493168106093717JAK2umls:C0026987BeFreeBone marrow histopathology in addition to clinical, laboratory, biological, and molecular markers, including the JAK2 V617 PCR test, serum EPO, PRV-1, EEC, LAP score, peripheral blood parameters, and spleen size on echogram will detect the early stages of MPD and allows diagnostic differentiation of the three primary MPDs (ET, PV, and CIMF) in both JAK2 V617F-positive and JAK2 wild-type MPD patients.0.229044282006JAK2;INSL695073770GA,T
rs77375493163736573717JAK2umls:C0001815BeFreeIn polycythemia vera, JAK2 (V617F) was detected in 23 of 25 subjects at diagnosis and in 16 of 16 patients whose disease had evolved into myelofibrosis; median percentages of mutant alleles in these subgroups were significantly different (32% versus 95%, P < .001).0.2940510452006JAK2;INSL695073770GA,T
rs77375493192990033717JAK2umls:C0001815BeFreeAssociation of V617F Jak2 mutation with the risk of thrombosis among patients with essential thrombocythaemia or idiopathic myelofibrosis: a systematic review.0.2940510452009JAK2;INSL695073770GA,T
rs7737549325116092811CALRumls:C0001815BeFreeFour main molecular types of clonal MPN can be distinguished: JAK2(V617F)-positive ET and PV; JAK2 wild-type ET carrying the MPL(515); mutations in the calreticulin (CALR) gene in JAK2/MPL wild-type ET and MF, and a small proportion of JAK2/MPL/CALR wild-type ET and MF patients.0.1273289312014JAK2;INSL695073770GA,T
rs77375493222346896777STAT5Bumls:C0026987BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.0016286512012JAK2;INSL695073770GA,T
rs7737549325934766811CALRumls:C0026987BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.1216286512015JAK2;INSL695073770GA,T
rs77375493170594294597MVDumls:C0001815BeFreeAfter a median follow-up of 41 months (range 3-114 months), three out of the 10 patients carrying the JAK2 V617F mutation were then diagnosed as having idiopathic myelofibrosis (n = 2) or polycythemia vera (n = 1), whereas in seven patients a MPD was not detected.0.0024429772007JAK2;INSL695073770GA,T
rs77375493233130463717JAK2umls:C0001815BeFreeHowever, JAK2 inhibitors have limited ability to reduce JAK2 V617F allele burden or bone marrow fibrosis in humans.0.2940510452013JAK2;INSL695073770GA,T
rs77375493249514233717JAK2umls:C0001815BeFreeWe investigated this question using conditional JAK2(V617F) knock-in mice with constitutive and inducible expression of JAK2(V617F) in hematopoietic cells, which develop a polycythemia vera (PV)-like disorder evolving into myelofibrosis.0.2940510452015JAK2;INSL695073770GA,T
rs77375493234456136777STAT5Bumls:C0001815BeFreeHemopoietic progenitor cells (HPC) from myeloproliferative neoplasms (MPN) such as myelofibrosis commonly express mutant JAK2-V617F or other mutations that are associated with increased activities of JAK-STAT5/3, RAS/RAF/MAPK, and PI3K/AKT/mTOR pathways.0.0021715352013JAK2;INSL695073770GA,T
rs77375493183007583717JAK2umls:C0001815BeFreeThe high prevalence of the V617F mutation of Janus kinase 2 and associated mutations in myeloproliferative disorders (> 95% in polycythemia vera and about half of patients with essential thrombocythemia and primary myelofibrosis) has led the World Health Organization to alter the diagnostic criteria for these myeloproliferative disorders, and these changes are reviewed.0.2940510452008JAK2;INSL695073770GA,T
rs77375493172965813717JAK2umls:C0001815BeFreeAn acquired JAK2 (V617F)mutation has been found in myeloid cells from most patients with chronic idiopathic myelofibrosis (IM), but whether it occurs in a common myelo-lymphoid, rather than a myeloid-restricted, progenitor cell is still debated.0.2940510452007JAK2;INSL695073770GA,T
rs77375493162256513717JAK2umls:C0001815BeFreeThe JAK2(V617F) tyrosine kinase mutation in myelofibrosis with myeloid metaplasia: lineage specificity and clinical correlates.0.2940510452005JAK2;INSL695073770GA,T
rs7737549321904853867CBLumls:C0001815BeFreeWe have studied the mutational status of TET2 (complete coding region), ASXL1 (exon12), IDH1 (R132), IDH2 (R140 and R172), and c-CBL (exons 8 and 9) in 62 MPN patients (52 essential thrombocythemia (ET), five polycythemia vera (PV), and five primary myelofibrosis (PMF)) negative for both JAK2 (V617F and exon 12) and MPL (exon 10) mutations.0.0005428842012JAK2;INSL695073770GA,T
rs77375493206317433717JAK2umls:C0001815BeFreeIn conclusion, a JAK2 (V617F) allele burden >50% represents a risk factor for progression to MF in PV.0.2940510452010JAK2;INSL695073770GA,T
rs77375493212280324352MPLumls:C0001815BeFreeSomatic mutations of MPL exon 10, mainly involving a W515 substitution, have been described in JAK2 (V617F)-negative patients with essential thrombocythemia and primary myelofibrosis.0.0514070482011JAK2;INSL695073770GA,T
rs77375493259120193717JAK2umls:C0026987BeFreeActivation of Janus kinase 2 (JAK2), frequently as a result of the JAK2(V617F) mutation, is a characteristic feature of the classical myeloproliferative neoplasms (MPNs) polycythemia vera, essential thrombocythemia, and myelofibrosis, and it is thought to be responsible for the constitutional symptoms associated with these diseases.0.229044282015JAK2;INSL695073770GA,T
rs77375493240844593717JAK2umls:C0001815BeFreeThe JAK2 V617F mutation was less common on the border of statistical significance (p = 0.08) in Chernobyl primary myelofibrosis (PMF) patients than in non-exposed patients.0.2940510452014JAK2;INSL695073770GA,T
rs77375493256376893717JAK2umls:C0001815BeFreeWe found twelve individuals with the JAK2 V617F mutation; five of them had been clinically classified as PV, five as ET, and one as MF.0.2940510452014JAK2;INSL695073770GA,T
rs77375493222804093717JAK2umls:C0026987BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.229044282012JAK2;INSL695073770GA,T
rs7737549325259626811CALRumls:C0001815BeFreeThe recent discovery of mutations within the CALR gene in up to 80% of JAK2 V617F-negative ET and PMF patients compels employment of CALR mutational analysis for the molecular diagnosis of these diseases.0.1273289312015JAK2;INSL695073770GA,T
rs77375493222346893717JAK2umls:C0026987BeFreeJAK2(V617F) failed to induce polycythemia in recipients after deletion of Stat5a/b, although the loss of STAT5 did not prevent the development of myelofibrosis.0.229044282012JAK2;INSL695073770GA,T
rs77375493205287383717JAK2umls:C0001815BeFreeAltered signaling is a hallmark of myeloproliferative neoplasms, as demonstrated by the presence of activating JAK2 (V617F) mutation in about 70% of patients (95% of polycythemia vera, 50%-60% of essential thrombocythemia, and 50%-60% of primary myelofibrosis).0.2940510452010JAK2;INSL695073770GA,T
rs77375493188151963717JAK2umls:C0001815BeFreeThere was a trend towards an association between SOCS3 methylation and lower SOCS3 expression in JAK2 V617F negative patients with idiopathic myelofibrosis but not in JAK2 V617F positive ones.0.2940510452008JAK2;INSL695073770GA,T
rs77375493206317433717JAK2umls:C0026987BeFreeIn conclusion, a JAK2 (V617F) allele burden >50% represents a risk factor for progression to MF in PV.0.229044282010JAK2;INSL695073770GA,T
rs77375493203317633717JAK2umls:C0001815BeFreeThe positive rate of JAK2 V617F in polycythaemia vera (PV), essential thrombocythaemia (ET) and primary myelofibrosis (PMF) was 82.0%, 36.6% and 51.1% respectively.0.2940510452010JAK2;INSL695073770GA,T
rs77375493259347663717JAK2umls:C0026987BeFreeThis study revealed that CALR mutant essential thrombocythemia is associated with younger age, higher platelet counts, lower erythrocyte counts, leukocyte counts, hemoglobin, and hematocrit, and increased risk of progression to myelofibrosis in comparison with JAK2 V617F-positive essential thrombocythemia.0.229044282015JAK2;INSL695073770GA,T
rs77375493225558243717JAK2umls:C0001815BeFreeIt is now a well recognized fact that the JAK2 (V617F) mutation occurs in majority of the patients with polycythaemia vera (PV) and half of those with myelofibrosis and essential thrombocythaemia.0.2940510452012JAK2;INSL695073770GA,T
rs77375493208883893717JAK2umls:C0001815BeFreeDisease burden at the progenitor level is a feature of primary myelofibrosis: a multivariable analysis of 164 JAK2 V617F-positive myeloproliferative neoplasm patients.0.2940510452011JAK2;INSL695073770GA,T
rs77375493171334233717JAK2umls:C0026987BeFreeClearance of the Janus kinase 2 (JAK2) V617F mutation after allogeneic stem cell transplantation in a patient with myelofibrosis with myeloid metaplasia.0.229044282007JAK2;INSL695073770GA,T
rs77375493168106143717JAK2umls:C0001815BeFreeJAK2 V617F-positive ET/PV and CIMF should be distinguished from wild-type JAK2 ET, rare cases of PV, and CIMF, and should be evaluated during life-long follow-up.0.2940510452006JAK2;INSL695073770GA,T
rs77375493223330113717JAK2umls:C0001815BeFreeThe detection rate of JAK2(V617F) was 76.2% for PV (homozygous in 14.3%), 46.9% for ET, 80% for myelofibrosis (homozygous in 20%), and 0% for the other conditions.0.2940510452012JAK2;INSL695073770GA,T
rs77375493165635043717JAK2umls:C0026987BeFreeJAK2(V617F) and leukemic transformation in myelofibrosis with myeloid metaplasia.0.229044282006JAK2;INSL695073770GA,T
rs77375493169198932056EPOumls:C0001815BeFreeThe use of biological markers including JAK2 V617 PCR test, serum EPO, PRV-1, EEC, leukocyte alkaline phosphatase score and peripheral blood parameters combined with bone marrow histopathology has a high sensitivity and specificity (almost 100%) to diagnose the early and overt stages of ET, PV and CIMF in JAK2 V617F positive and negative MPDs.0.0010857672007JAK2;INSL695073770GA,T
rs77375493169246383717JAK2umls:C0001815BeFreeOne hundred and forty four patients with a clinical indication of suspected polycythemia vera (PV), essential thrombocythemia, or idiopathic myelofibrosis were screened for JAK2(V617F) and the mutation frequency was 47, 51, and 50%, respectively.0.2940510452007JAK2;INSL695073770GA,T
rs77375493233130463717JAK2umls:C0026987BeFreeHowever, JAK2 inhibitors have limited ability to reduce JAK2 V617F allele burden or bone marrow fibrosis in humans.0.229044282013JAK2;INSL695073770GA,T
rs77375493169545063717JAK2umls:C0001815BeFreeEvidence that the JAK2 G1849T (V617F) mutation occurs in a lymphomyeloid progenitor in polycythemia vera and idiopathic myelofibrosis.0.2940510452007JAK2;INSL695073770GA,T
rs77375493197136963717JAK2umls:C0001815BeFreeWild-type JAK2 secondary acute erythroleukemia developing after JAK2-V617F-mutated primary myelofibrosis.0.2940510452009JAK2;INSL695073770GA,T
rs773754932228040953827FXYD5umls:C0026987BeFreeIn conclusion, a simple model which includes: age, JAK2 V617F-status and constitutional symptoms can clearly separate distinct risk groups and can be used in addition to the Lille model to predict OS after RIC-ASCT for myelofibrosis.0.0002714422012JAK2;INSL695073770GA,T
rs77375493165324372056EPOumls:C0001815BeFreeRespective clustering of unfavorable and favorable cytogenetic clones in myelofibrosis with myeloid metaplasia with homozygosity for JAK2(V617F) and response to erythropoietin therapy.0.0010857672006JAK2;INSL695073770GA,T
GWASdb Annotation(Total Genotypes:0)
(Waiting for update.)
GWASdb Snp Trait(Total Genotypes:0)
(Waiting for update.)
Mapped by lexical matching(Total Items:0)
(Waiting for update.)
Mapped by homologous gene(Total Items:2)
HP ID HP Name MP ID MP Name Annotation
HP:0005547Myeloproliferative disorderMP:0020039increased bone ossificationincrease in the formation of bone or of a bony substance, or the conversion of fibrous tissue or of cartilage into bone or a bony substance
HP:0011974MyelofibrosisMP:0014071increased cardiac muscle glycogen levelgreater than the normal concentration of a readily converted carbohydrate reserve in heart muscle
Disease ID 147
Disease myelofibrosis
Case(Waiting for update.)