the pde inhibitor ro 20 1724/1 inhibited both dna and protein synthesis in 1-cell embryos , whereas the phorbol ester , 12-o-tetradecanoyl-phorbol-13 acetate , or alpha-amanitin did not .
C0031586
phorbol
C0039654
12-o-tetradecanoyl-phorbol-13 acetate