Stem CellsNeurogenesisNeural Stem CellsNeuronsCell DifferentiationNestinNerve Tissue ProteinsBromodeoxyuridineCell LineageNeurogliaGene Expression Regulation, DevelopmentalCell ProliferationTelencephalonCells, CulturedHematopoietic Stem CellsLateral VentriclesIntermediate Filament ProteinsBasic Helix-Loop-Helix Transcription FactorsProsencephalonHomeodomain ProteinsRetinal NeuronsOlfactory MucosaMice, Inbred C57BLDentate GyrusZebrafishCell CountCell MovementCerebral VentriclesImmunohistochemistryMice, TransgenicOlfactory BulbBrainAnimals, NewbornEmbryo, MammalianSignal TransductionIn Situ HybridizationCerebral CortexMice, KnockoutGreen Fluorescent ProteinsMyeloid Progenitor CellsHippocampusMesencephalonEmbryonic Stem CellsPaired Box Transcription FactorsOtx Transcription FactorsTranscription FactorsAntigens, CD34Stem Cell TransplantationCell DivisionRegenerationRats, Sprague-DawleyCerebellumElectroporationBarbituratesBone Marrow CellsColony-Forming Units AssayZebrafish ProteinsAnimals, Genetically ModifiedLymphoid Progenitor CellsCell SurvivalHedgehog ProteinsFlow CytometryEye ProteinsNeuropeptidesTime FactorsMice, Mutant StrainsHematopoiesisApoptosisBody PatterningInterneuronsRepressor ProteinsMedulloblastomaMicrotubule-Associated ProteinsGene Expression RegulationMicroscopy, ConfocalIn Situ Nick-End LabelingNeuronal PlasticityErythroid Precursor CellsRetinaCentral Nervous SystemNerve RegenerationProliferating Cell Nuclear AntigenMultipotent Stem CellsCell CycleDNA-Binding ProteinsReverse Transcriptase Polymerase Chain ReactionPregnancyBiological MarkersModels, BiologicalOligodendrogliaBone MarrowRNA, MessengerEndothelial CellsCell SeparationNitric Oxide Synthase Type IAdult Stem CellsCell DeathAstrocytesFetal BloodStem Cell Factor