膜通道 [
mó tōng dào]
[生物] membrane channel
- 不需要能量消耗,但没有跨膜的通道分子是不能通过的。
No energy is expended in this process, but it enables the passage through the membrane of molecules that otherwise could not pass through. - 由缝隙连接蛋白构成的膜通道是相邻细胞间细胞通讯方式之一。
Gap junctions, composed of connexin protein subunits, provide the important channel for the intercellular communication. - 缺血预适应通过活化心肌细胞膜和(或)线粒体膜KATP通道而发挥保护作用。
The cardioprotection effects afforded by ischemic preconditioning are due to activation of the KATP channels on the sarcolemmal or (and) mitochondrial membrane.
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