patch-clamp recordings were used to study the activation of ion channels in the cell membrane of cultured embryonic chick myotubes treated with the specific activator of protein kinase c , the phorbol ester 12-o-tetradecanoyl-phorbol-13-acetate ( tpa ; 1 x 10 ( -7 ) m ) .
C0031586
phorbol ester
C0039654
12-o-tetradecanoyl-phorbol-13-acetate