in contrast , the peritoneal cells released significantly more superoxide anion in response to the complement cleavage product , c5a and the phorbol ester tumor promoter , 12-0-tetradecanoyl-phorbol-13-acetate , and produced more hydrogen peroxide than did the liver macrophages .
C0031586
phorbol ester
C0039654
tetradecanoyl-phorbol