the tumor-promoting phorbol ester 12-o-tetradecanoylphorbol-13-acetate enhances the kinase action on cyclase , and the phorbol ester is effective at concentrations equimolar with the kinase ( less than 10 nm ) .
C0039654
12-o-tetradecanoylphorbol-13-acetate
C0031586
phorbol ester