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STUDIES OF BMK ON INHIBITION OF CELL GROWTH AND INDUCTION OF APOPTOSIS IN LEUKEMIC RAJI CELL LINE

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Author:
No author available
Journal Title:
JOURNAL OF LEUKEMIA & LYMPHOMA
Issue:
4
DOI:
10.3760/cma.j.issn.1009-9921.2001.04.006
Key Word:
蝎毒;细胞凋亡;Raji细胞;bcl-2基因

Abstract: 目的:采用人类B淋巴细胞株Raji细胞作为实验模型,用东亚钳蝎毒(BMK)作为干预手段,观察其对Raji细胞的生长抑制和凋亡诱导作用,并探讨其作用机制.方法:MTT法,Wright-Gimesa染色法,Hoechst 33342和PI荧光染色,透射电镜技术和流式细胞分光光度术.结果:BMK(12.5 mg/L~200.0 mg/L)可明显地抑制Raji细胞生长和诱导细胞凋亡(P<0.05,P<0.01),并且其作用强度在一定范围内呈现对浓度和时间的依赖性.流式细胞仪分析显示BMK能下调Raji细胞bcl-2蛋白表达.结论:BMK能抑制Raji细胞生长和诱导细胞凋亡,其作用机制可能与bcl-2蛋白表达的下降有关.

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