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摘要: 线粒体自噬是机体选择性清除受损线粒体的防御性过程,对维持细胞生存有重要意义。一般情况下线粒体自噬阈值较低,当处在能量耗竭、缺血、缺氧等环境中时,线粒体自噬可被激活。肾脏的缺血-再灌注损伤(IRI)是临床中较为常见的病理生理过程,是导致急性肾损伤的主要原因。目前认为IRI与氧化应激、线粒体功能紊乱、自噬和凋亡等密切相关。本文就线粒体自噬的概述、线粒体自噬在肾IRI中的作用以及线粒体自噬的调控进行综述,为临床中防治肾IRI提供新的研究思路。
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