M current mystery messenger revealed

作者: Stephen R Ikeda , Paul J Kammermeier

DOI: 10.1016/S0896-6273(02)00792-4

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摘要: Abstract The identity of signaling elements that couple muscarinic acetylcholine receptor (mAChR) activation to M current (KCNQ K + channels) modulation has remained unknown despite decades study. Suh and Hille (in this issue Neuron ) demonstrate phospholipase C (PLC) initiates recovery requires ATP phosphoinositide 4-kinase (PI 4-K). These data suggest breakdown phosphotidylinositol 4,5-bisphosphate (PIP 2 is a crucial determinant channel modulation.

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