AKR murine leukemia virusLeukemia Virus, MurineEndogenous RetrovirusesMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusRetroviridae InfectionsLeukemia, ExperimentalRetroviridaeAbelson murine leukemia virusTerminal Repeat SequencesProvirusesLeukemia Virus, FelineRauscher VirusLeukemia Virus, BovineGammaretrovirusMolecular Sequence DataCell LineVirus IntegrationDNA, ViralVirus ReplicationGenes, polRNA-Directed DNA PolymeraseLeukemiaBase SequenceBetaretrovirusGenes, ViralGene Products, envGene Products, gagGenes, envMink Cell Focus-Inducing VirusesReceptors, VirusRNA, ViralGenes, gagViral Envelope ProteinsTumor Virus InfectionsViral ProteinsAmino Acid SequenceRepetitive Sequences, Nucleic AcidRecombination, GeneticVirionLeukemia Virus, Gibbon ApeMice, Inbred StrainsLeukemia, Myeloid, AcuteGenes, Intracisternal A-Particle