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病窦综合征的离子机制研究进展 被引量:5

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摘要 近年来,病窦综合征的电生理机制的研究取得了诸多进展,对病窦综合征机制的研究已深入到离子通道水平。"膜钟"是指位于细胞膜上具有电压依赖性的膜离子通道的周期性激活与失活。"钙钟"是指局部肌浆网的兰尼碱受体的钙释放可促发内向的钠钙交换电流。"膜钟"和"钙钟"共同参与窦房结起搏活动的调控已成为共识,同时它们的异常在病窦综合征的进展中也起着重要的作用。
出处 《中国心脏起搏与心电生理杂志》 2016年第5期440-442,共3页 Chinese Journal of Cardiac Pacing and Electrophysiology
基金 福建省自然科学基金资助项目(项目编号:NO.2015J01370)
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