Cell DifferentiationCD8-Positive T-LymphocytesStem CellsMice, TransgenicImmunologic MemoryCell ProliferationLymphocyte ActivationMice, Inbred C57BLMice, KnockoutHematopoietic Stem CellsUrban RenewalCells, CulturedSignal TransductionCell LineTranscription FactorsCell DivisionGene Expression Regulation, DevelopmentalCell LineageMolecular Sequence DataGene Expression RegulationEmbryonic Stem CellsRNA, MessengerSelf CareSex DifferentiationDNA-Binding ProteinsPhenotypeReverse Transcriptase Polymerase Chain ReactionBase SequenceSelf ConceptFlow CytometryTime FactorsHomeodomain ProteinsTretinoinModels, BiologicalImmunohistochemistryRegenerationGene ExpressionAmino Acid SequenceApoptosisEpithelial CellsAntigens, DifferentiationTranscription, GeneticMesenchymal Stromal CellsMutationGene Expression ProfilingTrans-ActivatorsNeuronsOsteogenesisCell Culture TechniquesOsteoblastsBone Marrow CellsEpidermisExtinction, PsychologicalEmbryo, MammalianT-LymphocytesKeratinocytesBlotting, WesternTumor Cells, CulturedCell CycleProtein BindingIn Situ HybridizationPromoter Regions, GeneticBasic Helix-Loop-Helix Transcription FactorsAdipogenesisSelf ToleranceTransfectionMembrane ProteinsRepressor ProteinsCell SurvivalReceptors, NotchNuclear ProteinsUp-RegulationMyoblastsDown-RegulationCell MovementProto-Oncogene ProteinsCD4-Positive T-LymphocytesCell Line, TumorNerve Tissue ProteinsMuscle DevelopmentDNA PrimersAdipocytesEpitheliumAntigens, CDMesodermCell SeparationPhosphorylationBromodeoxyuridineT-Lymphocyte SubsetsWnt ProteinsDimethyl SulfoxidePluripotent Stem CellsHematopoiesisClone CellsMorphogenesisHL-60 CellsNeural Stem CellsFluorescent Antibody TechniqueCarrier ProteinsCytokines