Stem CellsHematopoietic Stem CellsCell DifferentiationMyeloid Progenitor CellsCell LineageAntigens, CD34Bone Marrow CellsColony-Forming Units AssayLymphoid Progenitor CellsCells, CulturedNeural Stem CellsHematopoiesisCell ProliferationErythroid Precursor CellsMice, Inbred C57BLMultipotent Stem CellsNeurogenesisGene Expression Regulation, DevelopmentalFlow CytometryBone MarrowMice, TransgenicCell SeparationStem Cell TransplantationCell DivisionEndothelial CellsFetal BloodStem Cell FactorSignal TransductionCell CountOligodendrogliaNestinBasic Helix-Loop-Helix Transcription FactorsGranulocyte-Macrophage Progenitor CellsAdult Stem CellsNeuronsHomeodomain ProteinsInterleukin-3Mice, KnockoutCell MovementEmbryonic Stem CellsGranulocyte Colony-Stimulating FactorRegenerationAntigens, CDGranulocytesErythropoiesisProto-Oncogene Proteins c-kitHematopoietic Stem Cell MobilizationNerve Tissue ProteinsTranscription FactorsTime FactorsCell Culture TechniquesEmbryo, MammalianLymphopoiesisMegakaryocytesPhenotypeHematopoietic Stem Cell TransplantationBromodeoxyuridineErythropoietinNeurogliaImmunohistochemistryGreen Fluorescent ProteinsChemokine CXCL12Cell SurvivalReceptors, NotchTelencephalonMesenchymal Stromal CellsNeoplastic Stem CellsNeovascularization, PhysiologicReverse Transcriptase Polymerase Chain ReactionFetal Stem CellsCell LineHematopoietic Cell Growth FactorsStem Cell NicheMegakaryocyte Progenitor CellsBiological MarkersGranulocyte-Macrophage Colony-Stimulating FactorIntermediate Filament ProteinsStromal CellsMice, SCIDMyelopoiesisModels, BiologicalClone CellsGene Expression RegulationRecombinant ProteinsBone Marrow TransplantationMolecular Sequence DataBlood CellsThymus GlandApoptosisLateral VentriclesThrombopoietinCell CycleBase SequenceMegakaryocyte-Erythroid Progenitor CellsGene Expression ProfilingRetroviridaeZebrafishRNA, MessengerIn Situ HybridizationImmunophenotyping