when applied to nmri mouse skin in vivo , phorbol esters such as 12-o-tetradecanoylphorbol-13-acetate ( tpa ) and 12-o-retinoylphorbol-13-acetate ( rpa ) have been found to induce two early waves of prostaglandin e2 ( pge2 ) synthesis after 15 and 90 min and a delayed accumulation of prostaglandin f2 alpha ( pgf2 alpha ) after 2 h .
C0031586
phorbol esters
C0039654
12-o-tetradecanoylphorbol-13-acetate