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AMP依赖的蛋白激酶及PI3K/Akt信号途径在颈动脉狭窄形成过程中的变化
Authors
余文珍
刘盛泽
+3 more
张永亮
肖颖
陈实
Publication date
1 January 2017
Publisher
Doi
Cite
Abstract
目的 观察AMP依赖的蛋白激酶(AMPK)及PI3K/Akt信号途径在颈动脉狭窄形成过程中的变化。方法 取SD大鼠经高脂喂养1个月后行颈总动脉球囊损伤术作为模型组(n=24),继续喂养14 d后取损伤侧颈总动脉,行HE染色观测血管内皮损伤及内膜增生情况,应用荧光定量PCR法检测AMPK及PI3K/Akt mRNA水平,用Western印迹检测p-AMPK、PI3K、p-Akt蛋白水平,另取8只正常SD大鼠作为假手术组。结果 模型组大鼠血管内膜增生明显、管壁变厚;AMPK/PI3K/Akt mRNA及蛋白水平较假手术组显著下降(P〈0.01)。结论 AMPK/PI3K/Akt在颈动脉狭窄的病理生理进程中起到一定的作用。福州市科技计划项目(No.2012-S-155-1
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Last time updated on 10/06/2020