title: Oncogenicity of non-transforming mutants of avian sarcoma viruses.
mesh_terms: D000818:Animals; D001353:Avian Leukosis / Q000209:etiology; D001358:Avian Sarcoma Viruses / Q000254:growth & development / Q000472:pathogenicity*; D002471:Cell Transformation, Neoplastic; D002642:Chick Embryo; D002645:Chickens; D046508:Culture Techniques; D005347:Fibroblasts; D005354:Fibrosarcoma / Q000209:etiology; D008380:Marek Disease / Q000209:etiology; D009154:Mutation; D009374:Neoplasms, Experimental / Q000209:etiology; D010022:Osteopetrosis / Q000209:etiology; D012516:Osteosarcoma / Q000209:etiology