Leukemia Virus, MurineMoloney murine leukemia virusLeukemia Virus, FelineLeukemia Virus, BovineLeukemiaFriend murine leukemia virusLeukemia, ExperimentalAKR murine leukemia virusLeukemia, Myeloid, AcuteHuman T-lymphotropic virus 1Cell LineAbelson murine leukemia virusVirus ReplicationReceptors, VirusLeukemia, Lymphocytic, Chronic, B-CellLeukemia Virus, Gibbon ApeRauscher VirusRetroviridaeMolecular Sequence DataRNA VirusesRetroviridae InfectionsGene Products, taxLeukemia, LymphoidGenes, ViralDNA, ViralVaccinia virusDefective VirusesVirus CultivationEnzootic Bovine LeukosisBase SequenceRNA, ViralLeukemia, Myelogenous, Chronic, BCR-ABL PositiveViral ProteinsVirus AssemblyProvirusesTumor Virus InfectionsLeukemia, T-CellAmino Acid SequenceRNA-Directed DNA PolymeraseCell Transformation, ViralGammaretrovirusMice, Inbred AKRGene Products, gagAntigens, ViralSimian virus 40Cells, CulturedVirus IntegrationVirus SheddingSarcoma Viruses, MurineRetroviridae Proteins, OncogenicVirus DiseasesGenetic VectorsLeukemia-Lymphoma, Adult T-CellOncogenic VirusesVirionGene Expression Regulation, ViralHuman T-lymphotropic virus 2DeltaretrovirusRepetitive Sequences, Nucleic AcidMice, Inbred StrainsPrecursor Cell Lymphoblastic Leukemia-LymphomaTransfectionRadiation Leukemia VirusPlant VirusesSindbis VirusT-LymphocytesTranscription, GeneticGene Products, envDNA VirusesHylobatesAvian leukosis virusMink Cell Focus-Inducing VirusesLeukemia, FelineMeasles virusMice, Inbred C57BLRNA, MessengerLymphomaPolymerase Chain ReactionHTLV-I InfectionsInfluenza A Virus, H1N1 SubtypeGene Products, rexViral Envelope ProteinsLeukemia, Monocytic, AcutePreleukemiaLeukemia, Hairy CellTumor Cells, CulturedRabies virus3T3 CellsRecombination, GeneticLeukemia, Radiation-InducedTerminal Repeat SequencesGenes, pXCatsInfluenza A Virus, H5N1 SubtypeSpecies SpecificityVirus ActivationGenes, envHelper VirusesVesicular stomatitis Indiana virusMice, Inbred BALB C