title: Circulating tumor antigens versus immune serum factors in depressed concomitant immunity.
mesh_terms: D000818:Animals; D000951:Antigens, Neoplasm; D005260:Female; D005354:Fibrosarcoma / Q000276:immunology* / Q000601:surgery; D007106:Immune Sera; D008325:Mammary Neoplasms, Experimental / Q000276:immunology; D051379:Mice; D008809:Mice, Inbred C3H; D012513:Sarcoma, Experimental / Q000276:immunology / Q000601:surgery; D014181:Transplantation Immunology
chemical_list: D000951:Antigens, Neoplasm; D007106:Immune Sera