乌索酸诱导K562/DNR细胞凋亡的实验研究

被引:2
作者
迟昨非
杨威
吴斌
廖爱军
李迎春
张嵘
张新刚
王慧涵
刘卓刚
机构
[1] 中国医科大学附属盛京医院血液内科
关键词
乌索酸; K562/DNR; 细胞凋亡;
D O I
10.14053/j.cnki.ppcr.2009.04.006
中图分类号
R285 [中药药理学];
学科分类号
1008 ;
摘要
目的通过体外细胞实验,证实乌索酸对柔红霉素(DNR)诱导的K562耐药细胞株(K562/DNR)有细胞毒和诱导凋亡作用,并摸索出作用的最佳浓度和时间,为乌索酸治疗血液系统恶性肿瘤奠定理论基础。方法利用WST-8分析,研究不同浓度和作用时间的乌索酸对K562/DNR细胞的体外细胞毒作用情况;利用流式细胞仪技术,研究不同浓度和作用时间的乌索酸诱导K562/DNR细胞凋亡的情况。结果乌索酸对K562/DNR细胞增殖具有明显抑制作用,诱导凋亡作用亦显著,并呈现一定的时间、浓度依赖性。结论乌索酸对于K562/DNR细胞具有确切的抗肿瘤活性。
引用
收藏
页码:242 / 244
页数:3
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