Lymphoid Progenitor CellsHematopoietic Stem CellsErythroid CellsCell LineageLymphopoiesisErythropoiesisCell DifferentiationStem CellsErythroid Precursor CellsBone Marrow CellsErythroblastsHematopoiesisAntigens, CD34Colony-Forming Units AssayGATA1 Transcription FactorMyeloid Progenitor CellsBone MarrowCells, CulturedErythropoietinMice, Inbred C57BLLeukemia, Erythroblastic, AcutePrecursor Cells, B-LymphoidReceptors, Interleukin-7Flow CytometryErythroid-Specific DNA-Binding FactorsMegakaryocytesErythrocytesMultipotent Stem CellsMice, TransgenicFetal BloodB-LymphocytesGlobinsReceptors, ErythropoietinMegakaryocyte-Erythroid Progenitor CellsTranscription FactorsB-Cell-Specific Activator ProteinInterleukin-7Thymus GlandGlycophorinMice, KnockoutGATA2 Transcription FactorGranulocytesMyelopoiesisCell ProliferationProto-Oncogene Proteins c-kitCell SeparationHematopoietic SystemCell DivisionGene Expression RegulationGene Expression Regulation, DevelopmentalDNA-Binding ProteinsAntigens, CDMyeloid CellsCell LineYolk SacSignal TransductionK562 Cellsfms-Like Tyrosine Kinase 3Neural Stem CellsLymphocytesHomeodomain ProteinsStromal CellsBase SequenceAntigens, LyMolecular Sequence DataT-LymphocytesLeukopoiesisGene ExpressionReverse Transcriptase Polymerase Chain ReactionParvovirus B19, HumanRNA, MessengerImmunophenotypingFetusSpleenEndothelial CellsReceptor, Notch1Stem Cell FactorAntigens, CD7Receptors, NotchLymphocyte SubsetsStem Cell TransplantationBone Marrow TransplantationGene Knock-In TechniquesProto-Oncogene ProteinsNeurogenesisB-Lymphocyte SubsetsCoculture TechniquesInterleukin-3Hematopoietic Stem Cell TransplantationPhenotypeAntigens, Thy-1Antigens, CD19Adult Stem CellsCell CountMembrane ProteinsGranulocyte Colony-Stimulating FactorLymphoid TissueMice, CongenicBasic Helix-Loop-Helix Transcription FactorsHematopoietic Stem Cell Mobilization