摘要
心力衰竭时存在明确的离子通道重构,主要表现为I_(to)、I_k、I_(ki)的下调及I_f、I_(Na)^+/Ca^(2+)的上调等,它们与心力衰竭时室性心律失常的发生关系密切,本文就其离子流和分子基础作一综述。
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