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心肌细胞Ca^(2+)信号与心肌肥厚研究新进展 被引量:1

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摘要 心肌细胞内 Ca2 +信号形成涉及胞外 Ca2 +的内流及内贮 Ca2 +的释放。Ca2 +信号以多种形式表现如钙微粒、钙闪烁、钙波、钙振荡、全细胞性瞬时性钙增高等。Ca2 +信号主要是通过钙振荡或钙跃升的频率来编码外来信息 ,钙峰的幅度、持续时间及 Ca2 +信号的空间位置均参与对外来信息的编码。异常的 Ca2 +信号编码与心肌肥厚关系密切 ,肥厚的心肌钙转运异常导致 Ca2 +超载加重 ,使心功能恶化 ,最终导致心律失常。
出处 《心脏杂志》 CAS 2001年第3期224-226,共3页 Chinese Heart Journal
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