title: Tumor facilitation in a syngeneic host-tumor system.
mesh_terms: D000818:Animals; D002860:Chromium Radioisotopes; D003601:Cytotoxicity Tests, Immunologic; D005354:Fibrosarcoma / Q000276:immunology; D006648:Histocompatibility; D007111:Immunity, Cellular; D051379:Mice; D009368:Neoplasm Transplantation; D011120:Polyomavirus; D012513:Sarcoma, Experimental / Q000276:immunology*; D014181:Transplantation Immunology; D014184:Transplantation, Homologous
chemical_list: D002860:Chromium Radioisotopes