forskolin ( ec50 , approximately 0.7 microm ) and the active phorbol ester 12-o-tetradecanoyl-phorbol-13-acetate ( ec50 , approximately 40 nm ) also increased crf secretion by 3- to 4-fold .
C0031586
phorbol ester
C0039654
12-o-tetradecanoyl-phorbol-13-acetate