title: Isolation and characterization of naturally occuring deletion mutants of Moloney murine sarcoma virus.
mesh_terms: D000818:Animals; D002460:Cell Line; D002472:Cell Transformation, Viral; D004279:DNA, Viral / Q000235:genetics; D005814:Genes, Viral; D051379:Mice; D008979:Moloney murine leukemia virus / Q000235:genetics* / Q000254:growth & development; D009154:Mutation; D011995:Recombination, Genetic; D014764:Viral Proteins / Q000235:genetics
chemical_list: D004279:DNA, Viral; D014764:Viral Proteins