AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusXenotropic murine leukemia virus-related virusRetroviridae InfectionsRauscher VirusLeukemia Virus, FelineLeukemia Virus, BovineRetroviridaeGammaretrovirusMink Cell Focus-Inducing VirusesCell LineLeukemiaGenes, ViralVirus ReplicationDNA, ViralMinkReceptors, VirusRNA-Directed DNA PolymeraseMice, Inbred StrainsProvirusesTumor Virus InfectionsMolecular Sequence DataBase SequenceGene Products, gagViral ProteinsSarcoma Viruses, MurineVirus IntegrationRNA, ViralHelper VirusesLeukemia, Myeloid, AcuteLeukemia Virus, Gibbon Ape