title: Cellular origin of transforming genes of RNA tumor viruses.
mesh_terms: D000818:Animals; D002472:Cell Transformation, Viral; D002478:Cells, Cultured; D004798:Enzymes / Q000235:genetics; D009154:Mutation; D009858:Oncogenic Viruses / Q000235:genetics*; D012328:RNA Viruses / Q000235:genetics*
chemical_list: D004798:Enzymes