Moloney murine leukemia virusLeukemia Virus, MurineLeukemia, ExperimentalAKR murine leukemia virusFriend murine leukemia virusMoloney murine sarcoma virusRNA-Directed DNA PolymeraseRetroviridae InfectionsAbelson murine leukemia virusDNA, ViralRetroviridaeSarcoma Viruses, MurinePreleukemiaGene Products, gagLeukemia Virus, FelineGenes, ViralCell LineProvirusesVirus ReplicationBase Sequence3T3 CellsVirus IntegrationMink Cell Focus-Inducing VirusesRauscher VirusMolecular Sequence DataRNA, ViralRepetitive Sequences, Nucleic AcidRibonuclease HGenetic VectorsLeukemia Virus, BovineGammaretrovirusTumor Virus InfectionsGenes, gagVirionReceptors, VirusGene Products, envViral Envelope ProteinsRetroviridae Proteins, OncogenicViral ProteinsLeukemiaDefective VirusesIntegrasesCell Transformation, ViralAmino Acid SequenceMice, Inbred AKRMice, Inbred StrainsRetroviridae ProteinsGenes, polHelper VirusesRecombination, GeneticGenes, envPlants, Genetically ModifiedVirus AssemblyNucleic Acid HybridizationMutationCloning, MolecularTranscription, GeneticTransfectionThymus NeoplasmsDNA, RecombinantTerminal Repeat SequencesLymphomaEnhancer Elements, GeneticTransduction, GeneticHylobatesLeukemia, Myeloid, AcuteParalysisMinkThymomaRNA, Transfer, ProLeukemia Virus, Gibbon ApeAvian myeloblastosis virusGene Expression Regulation, ViralPlasmidsLymphoma, T-CellDNA Restriction EnzymesProto-Oncogene Proteins c-pim-1Blotting, SouthernCell Transformation, NeoplasticPlant LeavesOncogenesHuman T-lymphotropic virus 1HIV-1Species SpecificityCapsidGiant CellsGenome, ViralPlant ProteinsCells, CulturedRestriction MappingMice, Inbred BALB CFusion Proteins, gag-polDNA PrimersDNA NucleotidyltransferasesNIH 3T3 CellsChimeraVirus CultivationProto-OncogenesBinding SitesAntigens, Viral