title: Tumor immunity: impairment in tumor-bearing hosts.
mesh_terms: D000818:Animals; D000941:Antigens / Q000032:analysis; D006528:Carcinoma, Hepatocellular / Q000276:immunology*; D006168:Guinea Pigs; D006321:Heart; D007106:Immune Sera / Q000032:analysis; D007112:Immunity, Maternally-Acquired; D007267:Injections; D007271:Injections, Intradermal; D007273:Injections, Intramuscular; D007942:Leukemia, Experimental / Q000276:immunology; D008113:Liver Neoplasms; D008297:Male; D009368:Neoplasm Transplantation; D009374:Neoplasms, Experimental / Q000276:immunology*; D012878:Skin Neoplasms / Q000276:immunology
chemical_list: D000941:Antigens; D007106:Immune Sera