凋亡诱导因子的研究进展

被引:3
作者
刘会杰 [1 ,2 ]
机构
[1] 华侨大学分子药物学研究所分子药物教育部工程研究中心
[2] 华侨大学
关键词
凋亡诱导因子; 细胞凋亡; 线粒体;
D O I
暂无
中图分类号
R363 [病理生理学];
学科分类号
100104 ;
摘要
在细胞正常生理状态下,凋亡诱导因子定位在线粒体内膜上,与呼吸链复合体Ⅰ互相作用,催化电子从泛醌到细胞色素C的传递。当细胞受到凋亡信号刺激后,凋亡诱导因子变成可溶性蛋白,从线粒体释放到细胞浆中,再通过其核定位信号序列进入细胞核内,和其他因子一起作用于染色体,使染色体凝聚和DNA呈大片段断裂(约50kb),最终诱导细胞凋亡。凋亡诱导因子受p53、Bcl-2家族、Hsp70等多种因子的调节。
引用
收藏
页码:32 / 33
页数:2
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