RetroviridaeGenetic VectorsMoloney murine leukemia virusVirus IntegrationRetroviridae InfectionsEndogenous RetrovirusesLeukemia Virus, MurineGene Transfer TechniquesMolecular Sequence DataBase SequenceGenetic TherapyCell LineProvirusesTerminal Repeat SequencesTransfectionIntegrasesHIV-1DNA, ViralKanamycin KinaseRetroviridae Proteins3T3 CellsGene Products, gagRNA-Directed DNA PolymeraseTropaeolaceaeHematopoietic Stem CellsAmino Acid SequenceNucleic Acid ConformationBetaretrovirusRepetitive Sequences, Nucleic AcidCells, CulturedGene ExpressionGenes, gagVirus ReplicationAvian Sarcoma VirusesRNA, ViralGammaretrovirusStereoisomerismModels, MolecularHarvey murine sarcoma virusDNAMason-Pfizer monkey virusMutagenesis, InsertionalViral Envelope ProteinsGenes, polRous sarcoma virusAvian leukosis virusGene Products, envHelper VirusesMagnetic Resonance SpectroscopyPolymerase Chain ReactionFriend murine leukemia virusSpumavirusCloning, MolecularVirionVirus AssemblyHIV IntegraseLentivirusRetroviridae Proteins, OncogenicLuminescent ProteinsTumor Cells, CulturedRecombinant Fusion ProteinsReceptors, VirusGreen Fluorescent ProteinsOligodeoxyribonucleotidesMolecular StructureGenes, ViralGuanineTranscription, GeneticGenes, Intracisternal A-ParticleGenes, envAntibodies, MonoclonalAvian myeloblastosis virusMice, Inbred C57BLMolecular ConformationRecombination, GeneticDNA PrimersRNA, MessengerBinding SitesLeukemia, ExperimentalBlotting, SouthernHydrogen BondingGene Expression Regulation, ViralAlpharetrovirusMutationT-LymphocytesBase PairingTransgenesNeomycinAntigens, CD34OncogenesSimian foamy virusLeukemia Virus, Gibbon ApeMice, Inbred BALB CCell Line, TransformedReverse TranscriptionReticuloendotheliosis virusRecombinant ProteinsFlow CytometryPlasmidsGenome, Viral