a phorbol ester , 12-o-tetradecanoyl-phorbol-13-acetate ( tpa ) , known to stimulate protein kinase-c activity , at a dose of 4.6 x 10 ( -8 ) m caused a gradual , slowly progressive increase in perfusate ir-anp levels and a more rapid increase in perfusion pressure .
C0031586
phorbol ester
C0039654
12-o-tetradecanoyl-phorbol-13-acetate