肾上腺素β受体和胆碱能M受体对边缘细胞钾离子转运的调控
摘要
耳蜗血管纹边缘细胞向内淋巴转运钾离子对耳蜗内淋巴的生成,电化学特征的维持起到直接作用。钾离子经边缘细胞转运的过程除了受细胞内外离子浓度、膜电压的调控外还受细胞膜受体及细胞内信号转导系统调节。目前研究发现肾上腺素β受体促进边缘细胞的钾离子转运;胆碱能M受体则抑制边缘细胞的钾离子转运。肾上腺素β受体和胆碱能M受体对边缘细胞钾离子转运的调控作用具有重要的临床意义。
出处
《国外医学（耳鼻咽喉科学分册）》
2005年第6期323-325,共3页
Foreign Medical Sciences(Section of Otolray Ngology Foreign Medical)
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