圖1 JAK-STAT信號通路[5]
WHO(2008)明確將JAK2-V617F的突變作為MPN主要診斷指標之一;WHO(2022)分類指南中,JAK2檢測成為診斷MPN的主要標準[6];BCR::ABL1陰性骨髓增殖性腫瘤病理診斷中國專家共識(2023版)也明確指出MPN疾病診斷需要評估JAK2-V617F突變狀態[7]。
圖2 骨髓增殖性腫瘤(MPN)各亞型診斷標準(2022WHO)[6]
邁杰轉化醫學研發了人JAK2-V617F基因突變檢測試劑盒(熒光PCR法),商品名:邁劼康(注冊證編號:國械注準20213400222),用于臨床經典型MPN的輔助診斷和鑒別診斷,為國內JAK2-V617F檢測的首款三類試劑盒。
采用擴增阻滯突變系統(ARMS-PCR )技術,定性檢測人外周血提取的基因組DNA中JAK2-V617F突變基因,用于 MPN的輔助診斷和預后判斷。適用于ABI 7500及宏石SLAN 系列,操作便捷,靈敏度高。
圖3 邁劼康產品展示
圖4 邁劼康產品優勢
除邁劼康之外,邁杰轉化醫學同步研發了JAK2-V617F基因突變定量檢測產品、JAK2+CALR+MPL聯合檢測試劑盒、FLT3-ITD/TKD聯合檢測試劑盒、 BCR-ABL1(210)定量檢測試劑盒,見下表。
我司血液腫瘤診斷產品主要覆蓋兩大應用場景:一是用于藥物臨床試驗階段的中心實驗室檢測服務,為創新藥研發提供規范、可靠的數據支持;二是應用于醫院臨床端檢測,服務于疾病的精準診斷與治療決策。與此同時,FLT3 檢測試劑盒正與國內外制藥企業同步推進伴隨診斷試劑盒(CDx)開發,持續豐富邁杰醫學血液腫瘤領域的有證產品管線,助力藥物研發與患者精準診療。
?? 產品咨詢電話: 400-007-1121
參考文獻
[1] James, C., Ugo, V., Le Couedic, J.P., etal. (2005) A unique clonal JAK2 mutation leading to constitutive signalingcauses polycythaemia vera. Nature. 434, 1144.
[2] Kralovics, R., Passamonti, F., Buser,A.S., et al. (2005) A gain of function mutation of JAK2 in myeloproliferativedisorders. N. Engl. J. Med. 352, 1779.
[3] Levine, R.L., Wadleigh, M., Cools, J., et al. (2005)Activating mutation in the tyrosine kinase JAK2 in polycythaemia vera,essential thrombocythemia, and myeloid metaplasia with myelofibrosis. CancerCell. 7, 387.
[4] Baxter, E.J. Scott, L.M., Campbell, P.J.,et al. (2005) Acquired mutation of the tyrosine kinase JAK2 in humanmyeloproliferative disorders. Lancet. 365, 1054.
[5]
Rachael L Philips, Yuxin Wang, HyeonJoo Cheon,et al.(2022).JAK-STAT pathway at 30: much learned, much more to do.Cell
[6] Joseph D. Khoury , Eric Solary , et al, The 5th edition of the World Health Organization Classification
of Haematolymphoid Tumours: Myeloid and Histiocytic/ Dendritic Neoplasms.Leukemia (2022) 36:1703
–
1719
[7]
中華病理學雜志
2023 年
9 月第
52 卷第
9 期
Chin J Pathol, September 2023, Vol. 52, No. 9
[8] Tefferi, A., Vardiman, J.W. (2008) Classification and diagnosisof myeloproliferative neoplasms: The 2008 World Health Organization criteriaand point-of-care diagnostic algorithms. Leukemia. 22, 14.
[9] Tefferi, A., Skoda, R., Vardiman, J.W. (2009)Myeloproliferative neoplasms: contemporary diagnosis using histology andgenetics. Nat. Rev. Clin. Oncol. 6, 627.