intraperitoneal administration of pyran copolymer ( pyran-2-succinic anhydride-4,5-dicarboxytetrahydro-6-methylanhydride polymer ) protected c3h/hen male mice against tumor development after intradermal challenge with cells of the transplantable , methylcholanthrene-induced , syngeneic fibrosarcoma 1038 .
C0034231
pyran copolymer
C0032521
polymer