AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusRetroviridaeRauscher VirusLeukemia Virus, FelineRetroviridae InfectionsReceptors, VirusVirus ReplicationLeukemia Virus, BovineGenes, ViralDNA, ViralCell LineGammaretrovirusRNA-Directed DNA PolymeraseMink Cell Focus-Inducing VirusesLeukemiaProvirusesDefective VirusesRNA VirusesMolecular Sequence DataViral ProteinsMice, Inbred StrainsRNA, ViralBase SequenceAvian leukosis virusTumor Virus InfectionsHelper VirusesPapioGene Products, gagMinkVirus IntegrationGenes, envCell Transformation, ViralRepetitive Sequences, Nucleic AcidOncogenic VirusesAntigens, ViralViral Envelope ProteinsRecombination, GeneticVirus Assembly3T3 CellsEndogenous RetrovirusesLeukemia, Myeloid, AcuteVirus CultivationAmino Acid SequenceSpecies SpecificityLeukemia Virus, Gibbon ApeNucleic Acid HybridizationGene Products, envGenetic VectorsTheropithecusSarcoma Viruses, MurineRetroviridae Proteins, Oncogenic