Genetic VectorsGenetic MarkersKanamycin KinaseTransformation, GeneticPlasmidsBase SequenceMolecular Sequence DataBiological MarkersGenetic EngineeringTransfectionCloning, MolecularRecombination, GeneticCell LineHygromycin BGene ExpressionRestriction MappingGene Transfer TechniquesGene TargetingMutagenesis, InsertionalEscherichia coliPhleomycinsIntegrasesRetroviridaeCell DifferentiationInsect VectorsPromoter Regions, GeneticPhenotypeMutationTransgenesDrug ResistanceAmino Acid SequenceTransformation, BacterialTumor Markers, BiologicalBenomylCells, CulturedTransduction, GeneticGreen Fluorescent ProteinsRecombinant ProteinsPolymerase Chain ReactionBlotting, SouthernGenes, ReporterPlants, Genetically ModifiedNeomycinGene Expression RegulationFlow CytometryDrug Resistance, MicrobialRecombinant Fusion ProteinsGenes, BacterialElectroporationRNA, MessengerHarvey murine sarcoma virusSelection, GeneticDNA, RecombinantPentosyltransferasesHypoxanthine PhosphoribosyltransferaseVolvocidaDNAKanamycinDNA PrimersGenetic TechniquesTranscription, GeneticStreptothricinsTumor Cells, CulturedStem CellsChromosomes, ArtificialImmunohistochemistryAgrobacterium tumefaciensGenesDisease VectorsDNA Transposable ElementsRepliconPhosphotransferases (Alcohol Group Acceptor)Gene DeletionHelper VirusesThymidine KinaseKanamycin Resistancep-FluorophenylalanineSpectinomycinGentamicinsPyrithiaminePhosphotransferasesGenetic Complementation TestDNA, BacterialLuminescent ProteinsMutagenesisBacteriophage P1Chromosome MappingDNA Restriction EnzymesReverse Transcriptase Polymerase Chain ReactionCell Proliferationbeta-GalactosidaseOrotidine-5'-Phosphate DecarboxylaseMice, Inbred C57BLGenes, ViralViral ProteinsTranscription FactorsHerbicidesDNA, FungalGenes, FungalHematopoietic Stem Cells