缺血预处理对兔主动脉阻断脊髓细胞凋亡的影响

被引:5
作者
柯齐斌
周青山
黄海波
余奇劲
熊桂仙
机构
[1] 武汉大学人民医院麻醉科
关键词
脊髓保护; 再灌注损伤; IPC; 细胞凋亡; 凋亡指数; 预处理; 前处理;
D O I
暂无
中图分类号
R363 [病理生理学];
学科分类号
摘要
<正> 在胸腹主动脉手术中常需阻断主动脉血流以便于手术顺利实施,这一过程可导致程度不同的脊髓缺血再灌注损伤,重者瘫痪。其病理基础一般认为是脊髓神经细胞坏死,近年相关研究证实,在脊髓缺血再灌注损伤中也存在脊髓细胞凋亡,特别是迟发性瘫痪与神经细胞凋亡密切相关,因而人们企图从细胞凋亡角度探讨保护脊髓功能的措施。研究表明,在心、脑等器官缺血再灌注实验模型中,缺血预处理(IPC)能明显抑制其细胞凋亡的发生,产生良好的器官功能保护作用。本实验旨在观察IPC对家兔主动脉阻断所致脊髓细胞凋亡的影响及其可能作用机制。
引用
收藏
页码:48 / 50
页数:3
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