AKR murine leukemia virusLeukemia Virus, MurineMoloney murine leukemia virusMice, Inbred AKRXenotropic murine leukemia virus-related virusLeukemia Virus, FelineFriend murine leukemia virusRetroviridae InfectionsAntigens, ViralLeukemia, ExperimentalAbelson murine leukemia virusGammaretrovirusRauscher VirusLeukemia Virus, BovineRetroviridaeCell LineDNA, ViralVirus ReplicationLeukemiaMink Cell Focus-Inducing VirusesGenes, ViralReceptors, VirusTumor Virus InfectionsMinkMice, Inbred StrainsMolecular Sequence DataDNA ContaminationFatigue Syndrome, ChronicRNA-Directed DNA PolymeraseBase SequenceVirus IntegrationProvirusesGene Products, gagViral ProteinsRNA, ViralViral Envelope ProteinsLeukemia, Myeloid, AcuteSarcoma Viruses, MurineLeukemia Virus, Gibbon ApeAmino Acid SequenceHelper Viruses3T3 CellsRecombination, GeneticGene Products, envDefective VirusesCell Transformation, ViralPreleukemiaRepetitive Sequences, Nucleic AcidRibosomal Protein S6 Kinases, 90-kDaPancreatic HormonesRetroviridae Proteins, OncogenicVirionLymphomaVirus AssemblyVirus CultivationSpecies SpecificityAntibodies, ViralRNA VirusesGenes, envMice, Inbred BALB CMuridaeGenes, gagNucleic Acid HybridizationOncogenic VirusesPolymerase Chain ReactionLeukemia, LymphoidLeukemia, Lymphocytic, Chronic, B-CellAntigensThymus NeoplasmsCloning, MolecularMurine Acquired Immunodeficiency SyndromeCells, CulturedTransfectionViral InterferenceGene Products, taxRibonuclease HSpleenRetroviridae ProteinsRadiation Leukemia VirusTerminal Repeat SequencesGenes, polMice, Inbred C57BLT-LymphocytesCell Transformation, NeoplasticMutationTranscription, GeneticGene Expression Regulation, ViralVaccinia virusHylobatesGlycoproteinsAntigens, NeoplasmIdoxuridine