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活性氧对糖尿病患者血管平滑肌细胞大电导钙激活钾离子通道的影响及其机制 被引量:3

Effect and mechanism of reactive oxygen species on large conductance calcium-activatedpotassium channels in diabetic vascular smooth muscle cells
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摘要 大电导钙激活钾离子通道是一种具有钙离子敏感性及电压依赖性且对血管张力调节具有重要作用的膜离子通道,糖尿病时血管平滑肌细胞大电导钙激活钾离子通道结构及功能发生改变,说明糖尿病血管病变可能与大电导钙激活钾离子通道异常有关。活性氧是体内一类氧的单电子还原产物,高血糖状态下活性氧生成增加。目前越来越多的证据表明高血糖状态下活性氧影响大电导钙激活钾离子通道功能,但具体机制尚不完全清楚。本文主要综述活性氧对糖尿病血管平滑肌细胞大电导钙激活钾离子通道的影响及其机制。
作者 刘莹 钱玲玲 李库林 王如兴 Liu Ying;Qian Lingling;Li Kulin;Wang Ruxing
出处 《中华心律失常学杂志》 2020年第5期509-512,共4页 Chinese Journal of Cardiac Arrhythmias
基金 国家自然科学基金(81770331)。
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