upon exposure to the phorbol ester 12-o-tetradecanoylphorbol-13-acetate ( tpa ) , the amount of both vimentin and cytokeratin appeared to be greatly increased within 3 days and was found both in dispersed cytoplasmic fibrils , in large spherical , eccentric aggregates , as well as in cytoplasmic fibrils in cells spreading on fibronectin .
C0031586
phorbol ester
C0039654
12-o-tetradecanoylphorbol-13-acetate