the ability of the phorbol ester tumor promoter 12-o-tetradecanoylphorbol- 13-acetate ( tpa ) to lead to the activation of cyclic adenosine 3':5'-monophosphate ( camp ) -dependent protein kinase was investigated in three cell lines .
C0031586
phorbol ester
C0039654
12-o-tetradecanoylphorbol