We report three novel mutations in JAK2 exons 12, 19 and 25 in V617F-negative patients with polycythemia vera, essential thrombocythemia and idiopathic myelofibrosis. Scanning of JAK2 exons 12-25 and MPL exon 10 revealed the presence of JAK2 alterations in six and MPL W515L/K mutations in five of 34 patients with myeloproliferative disorders. Our results confirm that routine JAK2 analysis should include exon 12 mutations in polycythemia vera patients. MPL gene mutations seem to be associated with thrombocytosis, regardless of the type of myeloproliferative neoplasm. (C) 2009 Elsevier Ltd. All rights reserved.
机构:
China Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R ChinaChina Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R China
Zhang, Yongchao
Zhao, Yue
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China Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R ChinaChina Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R China
Zhao, Yue
Liu, YuSi
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China Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R ChinaChina Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R China
Liu, YuSi
Zhang, Minyu
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China Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R ChinaChina Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R China
Zhang, Minyu
Zhang, Jihong
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China Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R ChinaChina Med Univ, Shengjing Hosp, Dept Hematol Lab, Shenyang, Peoples R China
机构:
Fudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Fudan Univ, Shanghai Med Coll, Huashan Hosp North, Dept Lab Med, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Wu, Zhiyuan
Zhang, Yunqing
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Sun Yat Sen Univ, Affiliated Hosp 3, Dept Dermatol, Guangzhou 510275, Guangdong, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Zhang, Yunqing
Zhang, Xinju
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Fudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Zhang, Xinju
Xu, Xiao
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Fudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Xu, Xiao
Kang, Zhihua
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Fudan Univ, Shanghai Med Coll, Huashan Hosp, Dept Lab Med, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Kang, Zhihua
Li, Shibao
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Fudan Univ, Shanghai Med Coll, Huashan Hosp, Dept Lab Med, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Li, Shibao
Zhang, Chen
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Fudan Univ, Shanghai Med Coll, Huashan Hosp North, Dept Lab Med, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Zhang, Chen
Su, Bing
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机构:
Roswell Pk Canc Inst, Dept Canc Genet, Buffalo, NY 14263 USAFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Su, Bing
Guan, Ming
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Fudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China
Fudan Univ, Shanghai Med Coll, Huashan Hosp North, Dept Lab Med, Shanghai 200433, Peoples R China
Fudan Univ, Shanghai Med Coll, Huashan Hosp, Dept Lab Med, Shanghai 200433, Peoples R ChinaFudan Univ, Shanghai Med Coll, Huashan Hosp, Cent Lab, Shanghai 200433, Peoples R China