ProvirusesGenome, ViralDNA, ViralGenomeGenes, ViralBase SequenceMoloney murine leukemia virusAvian LeukosisLeukemia Virus, MurineGenome, BacterialRepetitive Sequences, Nucleic AcidAvian leukosis virusRetroviridaeGenes, polMolecular Sequence DataEndogenous RetrovirusesDNA Restriction EnzymesVirus ReplicationGenes, envHIV-1Recombination, GeneticVirus IntegrationNucleic Acid HybridizationRNA, ViralGenome, HumanCloning, MolecularCell LineGenome, PlantMammary Tumor Virus, MouseTranscription, GeneticTerminal Repeat SequencesPolymerase Chain ReactionAmino Acid SequenceGenome, MitochondrialSequence Analysis, DNAPhylogenyAKR murine leukemia virusMice, Inbred AKRMutationGenome, FungalRetroviridae InfectionsReticuloendotheliosis virusOligonucleotidesDefective VirusesHelper VirusesGenome SizeLeukemia Virus, FelineGenes, gagChromosome MappingLeukemia, ExperimentalGenome, ArchaealEvolution, MolecularMink Cell Focus-Inducing VirusesLeukemia Virus, BovineCell Transformation, ViralGene Expression Regulation, ViralGenome, InsectMice, Inbred StrainsHuman T-lymphotropic virus 1Blotting, SouthernGenetic VectorsGene Products, gagThymus NeoplasmsGenome, ProtozoanSequence Homology, Nucleic AcidGenomicsLymphomaSequence AlignmentOpen Reading FramesRestriction MappingEnzootic Bovine LeukosisBetaretrovirusOncogenesHTLV-I InfectionsVirus LatencySpumavirusSpecies SpecificityGenome, ChloroplastDNA PrimersViral ProteinsDNA, RecombinantGenetic VariationTransfectionRNA-Directed DNA PolymeraseDNA Transposable ElementsGammaretrovirusHIV Long Terminal RepeatVirus ActivationPlasmidsThymomaDNADNA, NeoplasmMinkAvian Sarcoma VirusesRNA, Transfer, ProDeoxyribonuclease EcoRILymphoma, T-CellMutagenesis, InsertionalChickensRetroviridae Proteins, Oncogenic