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Preliminary Studies on The Effect of Arsenic Trioxide on Proliferation and Apoptosis of Leukemic Ceils and It's Mechanism

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Author:
No author available
Journal Title:
JOURNAL OF LEUKEMIA & LYMPHOMA
Issue:
3
DOI:
10.3760/cma.j.issn.1009-9921.2002.03.002
Key Word:
砷剂;白血痛细胞系;细胞周期;增殖;凋亡

Abstract: 目的:研究氧化砷(As2O3)对白血病细胞系NB4、Jurkat细胞周期的影响及对细胞周期及凋亡相关蛋白的调节作用。方法:以MTT、基因组DNA电泳、蛋白/DNA双参数流式细胞术等方法研究As2O3对白血病细胞的作用及机制。结果:随着As2O3作用时间的延长,白血病细胞增殖明显受到抑制,DNA电泳出现“梯”状条带,流式细胞术检出亚G1峰,细胞周期阻滞于G1和G2/M期,部分细胞周期及凋亡相关的调控蛋白表达改变。结论:As2O3通过改变细胞周期及凋亡相关蛋白的表达而抑制白血病细胞增殖和诱导其凋亡。

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