in vascular smooth muscle cells the phorbol ester , 12-o-tetradecanoyl phorbol 13-acetate ( tpa ) , a potent activator of c-kinase , inhibited the accumulation of inositol phosphates and the mobilization of calcium produced by several agonists .
C0031586
phorbol ester
C0039654
12-o-tetradecanoyl phorbol