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E3泛素连接酶对糖尿病冠状动脉大电导钙激活钾通道的调控及机制探讨 被引量:3

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摘要 糖尿病时冠状动脉平滑肌细胞上大电导钙激活钾通道(BK通道)功能异常,其表达下降受泛素-蛋白酶体系统的调控。F-box蛋白(FBXO)和肌肉特异性环指蛋白1(MuRF1)是参与调节BK-β1亚基蛋白泛素化的两种E3连接酶。FBXO和MuRF1蛋白表达增加,导致BK-β1亚基蛋白泛素化降解增加,表达减少,这可能是糖尿病时冠状动脉血管功能受损的机制之一。
出处 《中国心脏起搏与心电生理杂志》 2018年第6期589-591,共3页 Chinese Journal of Cardiac Pacing and Electrophysiology
基金 国家自然科学基金(81500249 81770331) 江苏省自然科学基金(BK20151110 BK20141098) 江苏省青年医学重点人才(QNRC2016186)
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