子痫前期(PE)发病机制复杂,与氧化应激导致胎盘提前衰老有关。胎盘提前衰老引起的胎盘功能减退主要由合体滋养层提前衰老导致,可由端粒缩短、DNA损伤、线粒体功能障碍、衰老相关β半乳糖苷酶分泌增多、沉默信息调节因子-1抑制和羰基化蛋白积累等各种衰老模式引起。氧化应激在PE的发病机制中已较为明确。氧化应激可导致沉默信息调节因子-1表达下调,4-羟基壬烯醛及羰基化蛋白积累等。本文作者就PE中氧化应激导致胎盘提前衰老的研究进展进行综述,以便更好地了解PE的病理生理学原因。

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