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活性氧与P-糖蛋白引起的肿瘤多药耐药性 被引量:1

Reactive oxygen species and multidrug-resistance caused by P-glycoprotein
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摘要 多药耐药基因 1(mdr1)编码的P 糖蛋白 (P gp)是一种广泛存在于多种肿瘤细胞胞膜上的蛋白 ,负责将细胞内的药物泵出细胞外 ,从而引起肿瘤细胞的多药耐药性 ,降低肿瘤化疗的疗效。活性氧 (ROS)是一类机体在生理或病理条件下有氧代谢所产生的含氧化合物 ,近年研究发现它们能通过改变能量的供应 ,或参与相关的信号转导通路 ,或调控转录因子的活性 ,影响P gp的作用和肿瘤的多药耐药性 (MDR)。
作者 康迅雷 易静
出处 《国外医学(肿瘤学分册)》 2004年第7期505-509,共5页 Foreign Medical Sciences (Cancer Section)
基金 国家自然科学基金资助项目 ( 3 0 170 475 )
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