title: Expression of viral protein P27 in avian sarcoma virus-transformed mammalian cells and helper-dependent rescue of Rous sarcoma virus.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000032:analysis*; D001358:Avian Sarcoma Viruses / Q000276:immunology*; D002460:Cell Line; D002471:Cell Transformation, Neoplastic; D002645:Chickens; D002999:Clone Cells; D003168:Complement Fixation Tests; D005347:Fibroblasts / Q000276:immunology; D006801:Humans; D007106:Immune Sera; D007114:Immunization; D011863:Radioimmunoassay; D051381:Rats; D014764:Viral Proteins / Q000032:analysis
chemical_list: D000956:Antigens, Viral; D007106:Immune Sera; D014764:Viral Proteins