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硫化氢与心血管系统离子通道 被引量:2

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摘要 硫化氢(H2S)通过作用于相应的离子通道发挥各种功能,H2S开放ATP敏感型钾通道可舒张血管并在缺血-再灌注损伤、氧化应激时起心脏保护作用;H2S舒张血管的作用与大电导Ca2+激活钾通道无关,但H2S可激活主动脉与肠系膜动脉血管床上小、中电导的KCa通道;H2S可抑制心肌细胞膜上L型Ca2+通道,抑制心肌收缩,对降低血压和调节心脏功能起作用;囊性纤维化跨膜传导调节因子氯离子通道可能介导H2S拮抗缺氧的心肌保护作用。
作者 张天骄 李悦
出处 《中国心脏起搏与心电生理杂志》 2013年第3期266-268,共3页 Chinese Journal of Cardiac Pacing and Electrophysiology
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参考文献28

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