title: Clonal analysis of bovine cells morphologically transformed in vitro by Rous sarcoma virus.
mesh_terms: D000818:Animals; D001358:Avian Sarcoma Viruses / Q000254:growth & development* / Q000302:isolation & purification; D002417:Cattle; D002999:Clone Cells; D046508:Culture Techniques; D005347:Fibroblasts / Q000166:cytology*; D014776:Virus Cultivation