论文部分内容阅读
NICOTINIC acetylcholine receptor (AChR) is a pentameric complex (α_2βγ/εδ), which is com-posed of four different subunits; its expression is regulated by neurally evoked electrical activi-ty. Before innervation in skeletal muscle during embryonic stage, AChR is expressed on thefiber surface; after synaptic formation, the expression of AChR is restricted to the motor end-plate. Denervation of the neonate or blockage of the electrical activity by sodium channel in-
NICOTINIC acetylcholine receptor (AChR) is a pentameric complex (α_2βγ / εδ) which is com-posed of four different subunits; its expression is regulated by neurally evoked electrical activi- ty. Before innervation in skeletal muscle during embryonic stage, AChR is expressed on the fibrin surface; after synaptic formation, the expression of AChR is restricted to the motor end-plate. Denervation of the neonate or blockage of the electrical activity by sodium channel in-