AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusXenotropic murine leukemia virus-related virusRetroviridae InfectionsLeukemia Virus, FelineRauscher VirusVirus ReplicationLeukemia Virus, BovineRetroviridaeCell LineGammaretrovirusDNA, ViralReceptors, VirusGenes, ViralMink Cell Focus-Inducing VirusesMolecular Sequence DataLeukemiaMinkRNA-Directed DNA PolymeraseProvirusesViral ProteinsRNA, ViralTumor Virus InfectionsBase SequenceMice, Inbred StrainsVirus IntegrationGene Products, gagRNA VirusesDefective VirusesHuman T-lymphotropic virus 1HIV-1Gene Products, envVirus AssemblySarcoma Viruses, MurineVirus CultivationVirionAmino Acid SequenceHelper VirusesAntigens, ViralCell Transformation, ViralRecombination, GeneticLeukemia, Myeloid, AcuteViral Envelope ProteinsDobutamineRepetitive Sequences, Nucleic AcidVaccinia virusGenetic Vectors