Thymus GlandDNA NucleotidylexotransferaseCell DifferentiationHematopoietic Stem CellsCell LineageInterleukin-7Bone Marrow CellsB-LymphocytesBone MarrowMice, Inbred C57BLHematopoiesisT-LymphocytesProtein PrecursorsFlow CytometryStem CellsOligodendrogliaVulvaAmyloid beta-Protein PrecursorNeural Stem CellsCells, CulturedGene Expression Regulation, DevelopmentalNeuronsEnzyme PrecursorsMolecular Sequence DataRNA PrecursorsErythroid Precursor CellsNestinBase SequenceAmino Acid SequenceNeurogenesisCell DivisionTranscription FactorsNerve Tissue ProteinsImmunohistochemistryCell ProliferationSignal TransductionHomeodomain ProteinsBasic Helix-Loop-Helix Transcription FactorsMice, TransgenicNeurogliaRNA, MessengerPrecursor Cells, T-LymphoidNucleic Acid PrecursorsMutationCell LineCell MovementMonocyte-Macrophage Precursor CellsReceptors, NotchCell CountAmyloid Precursor Protein SecretasesAstrocytesIn Situ HybridizationPhenotypeProtein Processing, Post-TranslationalMembrane ProteinsIntermediate Filament ProteinsBromodeoxyuridineEmbryo, NonmammalianEmbryo, MammalianDrosophila ProteinsEmbryonic InductionOsteoclastsGreen Fluorescent ProteinsMyoblastsCentral Nervous SystemMorphogenesisMice, KnockoutStem Cell TransplantationDNA-Binding ProteinsClone CellsGlial Fibrillary Acidic ProteinChick EmbryoBody PatterningMyelin SheathTime FactorsCell SeparationMesodermDrosophilaAnimals, NewbornNervous SystemCaenorhabditis elegans ProteinsSense OrgansCerebral VentriclesAntigens, CD34Caenorhabditis elegansBrainGene ExpressionEmbryonic Stem CellsGene Expression RegulationBrain Tissue TransplantationCell SurvivalHedgehog ProteinsCloning, MolecularAnimals, Genetically ModifiedTelencephalonModels, BiologicalColony-Forming Units AssayMuscle DevelopmentSpleenReverse Transcriptase Polymerase Chain Reaction