staurosporine prevented the enhanced protein phosphorylation in phorbol ester- and n-formylmethyionyl-leucylphenylalanine ( fmlp ) -stimulated cells , and was a powerful inhibitor of the respiratory burst induced by phorbol myristate acetate [ ic50 ( concentration causing 50 % inhibition ) 17 nm ] and the chemotactic peptides fmlp and c5a ( ic50 24 nm ) .
C0031586
phorbol ester
C0039654
phorbol myristate acetate