the antitumor efficacy , as well as the toxicity , of polyethylene glycol-interleukin 2 ( peg-il-2 ) was compared to that of rhil-2 in three transplantable syngeneic murine tumor models , meth a fibrosarcoma , b16 melanoma , and pan-02 pancreatic carcinoma .
C0021756
interleukin 2
C0218986
rhil-2