AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusBuxusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusLeukemia Virus, FelineRauscher VirusRetroviridae InfectionsLeukemia Virus, BovineVirus ReplicationMolecular Sequence DataReceptors, VirusCell LineLeukemiaRetroviridaeGenes, ViralDNA, ViralAvian Sarcoma VirusesRNA-Directed DNA PolymeraseMink Cell Focus-Inducing VirusesGene Products, gagRNA, ViralDefective VirusesRNA VirusesTumor Virus InfectionsAmino Acid SequenceViral ProteinsProvirusesVirus IntegrationCell Transformation, ViralBase SequenceGammaretrovirusVirus AssemblyMice, Inbred StrainsVirus CultivationLeukemia, Myeloid, AcuteLeukemia Virus, Gibbon ApeVirion