title: Facilitation of tumor growth by syngeneic normal cells mixed with tumor cells in vitro.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D001580:Benzopyrenes; D005260:Female; D005354:Fibrosarcoma / Q000276:immunology; D066298:In Vitro Techniques; D007518:Isoantibodies; D008099:Liver / Q000166:cytology / Q000276:immunology; D008214:Lymphocytes / Q000276:immunology; D051379:Mice; D009368:Neoplasm Transplantation; D051381:Rats; D012513:Sarcoma, Experimental / Q000139:chemically induced / Q000276:immunology*; D013154:Spleen / Q000276:immunology* / Q000637:transplantation; D014184:Transplantation, Homologous
chemical_list: D001580:Benzopyrenes; D007518:Isoantibodies