title: Group-specific antigen of avian leukosis viruses. Virus specificity and relation to an antigen contained in Rous mammalian tumor cells.
mesh_terms: D000818:Animals; D000830:Animals, Laboratory / Q000276:immunology; D000941:Antigens; D001354:Avian Leukosis Virus / Q000276:immunology*; D002642:Chick Embryo / Q000276:immunology; D003168:Complement Fixation Tests; D046508:Culture Techniques; D007106:Immune Sera; D005779:Immunodiffusion; D011817:Rabbits; D001357:Sarcoma, Avian / Q000276:immunology*; D013045:Species Specificity
chemical_list: D000941:Antigens; D007106:Immune Sera