in support of this idea , cgrp has been shown to produce a variety of effects on cultured myotubes and muscle explants , including elevation of camp levels , increase in cell-surface acetylcholine receptor ( achr ) numbers , increase in achr alpha-subunit mrna transcript levels , alterations in contractile responses , alterations in the physiological properties of achrs , and inhibition of insulin-induced changes in glycogen metabolism .
C1704336
myotubes
C0026845
muscle