TransgenesMice, TransgenicGenetic VectorsGene Transfer TechniquesGenetic TherapyGene ExpressionAnimals, Genetically ModifiedAdenoviridaeGreen Fluorescent ProteinsLac OperonDependovirusPromoter Regions, GeneticTransduction, GeneticPlants, Genetically Modifiedbeta-GalactosidaseGenes, ReporterLentivirusMice, Inbred C57BLGene Expression RegulationIntegrasesLuminescent ProteinsBase SequenceGene SilencingDoxycyclineGenetic EngineeringGene TargetingMolecular Sequence DataPhenotypeGene Expression Regulation, DevelopmentalPlasmidsTransfectionOrgan SpecificityRNA, MessengerCrosses, GeneticEnhancer Elements, GeneticLuciferasesRecombinant Fusion ProteinsTobaccoGene DosageBlotting, SouthernDNA PrimersCell DifferentiationCell LineDisease Models, AnimalMutationTranscription, GeneticTetracyclineTransformation, GeneticCells, CulturedPolymerase Chain ReactionLiverRecombination, GeneticRegulatory Sequences, Nucleic AcidChromosomes, Artificial, BacterialTranscription FactorsAdenovirus E1 ProteinsMatrix Attachment RegionsMice, KnockoutDNAElectroporationIn Situ HybridizationImmunohistochemistryMice, Inbred CBAReverse Transcriptase Polymerase Chain ReactionGlucuronidaseRetroviridaeMutagenesis, InsertionalDNA-Binding ProteinsEmbryo, MammalianMice, Inbred BALB CTransposasesHelper VirusesCaulimovirusTime FactorsPlants, ToxicPolyethyleneimineHomeodomain ProteinsGene Expression Regulation, PlantFlow CytometryStem CellsTissue DistributionLocus Control RegionInsulator ElementsThymus GlandChromosomal Position EffectsDrosophila ProteinsMice, Inbred DBAGene DeletionGenetic TechniquesFactor IXHemizygoteMice, Inbred StrainsGene OrderGenes, SyntheticDNA MethylationGlobinsMammary Glands, AnimalHomozygoteAgrobacterium tumefaciensSpleen