Stem CellsCell ProliferationCell DifferentiationNeurogenesisNeural Stem CellsHematopoietic Stem CellsCell DivisionCells, CulturedBromodeoxyuridineAdult Stem CellsCell LineageSignal TransductionNeuronsMice, Inbred C57BLCell CountColony-Forming Units AssayBone Marrow CellsNestinCell CycleDentate GyrusGene Expression Regulation, DevelopmentalHematopoiesisMice, KnockoutMice, TransgenicOligodendrogliaCell MovementApoptosisCerebral VentriclesImmunohistochemistryAntigens, CD34Cell SurvivalHomeodomain ProteinsNerve Tissue ProteinsStem Cell TransplantationRNA, MessengerTranscription FactorsMyeloid Progenitor CellsIntermediate Filament ProteinsOlfactory MucosaEmbryo, MammalianRetinaFlow CytometryGene Expression RegulationBasic Helix-Loop-Helix Transcription FactorsTime FactorsEndothelial CellsCell Line, TumorMultipotent Stem CellsRecombinant ProteinsBrainHippocampusNeoplastic Stem CellsAnimals, NewbornRats, Sprague-DawleyStem Cell FactorCell LineDisease Models, AnimalReverse Transcriptase Polymerase Chain ReactionCell SeparationRegenerationAstrocytesHematopoietic Stem Cell TransplantationBone MarrowErythroid Precursor CellsMesenchymal Stromal CellsAntigens, CDStem Cell NicheBlotting, WesternHematopoietic Stem Cell MobilizationFetal BloodPhenotypeNeovascularization, PhysiologicEpithelial CellsGene ExpressionCell Culture TechniquesGranulocyte Colony-Stimulating FactorFetal Stem CellsProto-Oncogene Proteins c-kitLymphoid Progenitor CellsPlant StemsPregnancyPhosphorylationInterleukin-3RNA, Small InterferingTransfectionDown-RegulationTumor Cells, CulturedPluripotent Stem CellsT-LymphocytesKi-67 AntigenMolecular Sequence DataMice, SCIDGene Expression ProfilingMice, Inbred BALB CGranulocytesChemokine CXCL12Dose-Response Relationship, DrugProliferating Cell Nuclear AntigenLymphocyte ActivationUp-Regulation