Hematopoietic Stem CellsAntigens, CD34Stem Cell FactorColony-Forming Units AssayHematopoiesisBone Marrow CellsHematopoietic Cell Growth FactorsInterleukin-3Bone MarrowThrombopoietinErythroid Precursor CellsCell LineageFetal BloodInterleukin-11Cell DivisionCells, CulturedCell DifferentiationAntigens, CDCell SeparationADP-ribosyl CyclaseGranulocyte Colony-Stimulating FactorAntigens, CD38GranulocytesGranulocyte-Macrophage Colony-Stimulating FactorFlow CytometryMice, Inbred C57BLStem CellsClone CellsHLA-DR AntigensDrug SynergismMyeloid Progenitor CellsRecombinant ProteinsFluorouracilNeuroectodermal Tumors, PrimitivePrimitive StreakErythropoiesisHematopoietic Stem Cell MobilizationHematopoietic Stem Cell TransplantationLymphoid Progenitor CellsMegakaryocytesGranulocyte-Macrophage Progenitor CellsProto-Oncogene Proteins c-kitYolk SacMultipotent Stem CellsGene Expression Regulation, DevelopmentalHematopoietic SystemNeuroectodermal Tumors, Primitive, PeripheralMyelopoiesisCell ProliferationRetroviridaeLymphopoiesisHematopoiesis, ExtramedullaryErythropoietinStromal CellsAntigens, DifferentiationMice, KnockoutSignal TransductionCell Culture TechniquesTransduction, GeneticMice, SCIDBlood Cell CountChemokine CXCL12Mice, TransgenicEmbryo, MammalianHomeodomain ProteinsTranscription FactorsBlood CellsCell CountLeukapheresisMyeloid CellsEmbryonic Stem CellsCell LineGenetic VectorsNAD+ NucleosidaseCell MovementColony-Stimulating FactorsLeukopoiesisImmunophenotypingBone Marrow TransplantationErythroblastsMolecular Sequence DataHemangioblastsCell SurvivalProto-Oncogene ProteinsReverse Transcriptase Polymerase Chain ReactionErythroid CellsGATA2 Transcription FactorTime FactorsNeural Stem Cellsfms-Like Tyrosine Kinase 3Mice, Inbred NODBase SequenceGATA1 Transcription FactorLeukemia, Myelogenous, Chronic, BCR-ABL PositiveGrowth SubstancesGene Expression RegulationBasic Helix-Loop-Helix Transcription FactorsFetusCell AdhesionMesoderm