Hematopoietic Stem CellsAntigens, CD34Hematopoietic Stem Cell TransplantationHematopoiesisColony-Forming Units AssayStem CellsBone Marrow CellsFetal BloodCell DifferentiationCell LineageMice, SCIDBone MarrowStem Cell FactorMice, Inbred NODCells, CulturedInterleukin-3Flow CytometryAntigens, CDHematopoietic Stem Cell MobilizationGranulocyte Colony-Stimulating FactorAntigens, CD38Cell SeparationInterleukin Receptor Common gamma SubunitMyeloid Progenitor CellsLentivirusTransduction, GeneticGranulocyte-Macrophage Progenitor CellsMice, Inbred C57BLCell DivisionHematopoietic Cell Growth FactorsCell ProliferationErythroid Precursor CellsTransplantation, HeterologousMyelopoiesisGranulocytesADP-ribosyl CyclaseGenetic VectorsRetroviridaeProto-Oncogene Proteins c-kitStromal CellsChemokine CXCL12Cell Culture TechniquesThrombopoietinMultipotent Stem CellsLymphopoiesisGranulocyte-Macrophage Colony-Stimulating FactorBone Marrow TransplantationGraft SurvivalCord Blood Stem Cell TransplantationMegakaryocytesStem Cell TransplantationMice, KnockoutRecombinant ProteinsHematopoiesis, ExtramedullaryBlood Cell CountCell CountHematopoietic SystemErythropoiesisCell SurvivalAntigens, DifferentiationBlood CellsAntigens, Thy-1Mice, TransgenicCell LineTransplantation ChimeraImmunophenotypingLeukapheresisSignal TransductionAntigens, CD45Neoplastic Stem CellsAdult Stem CellsStem Cell NicheGene Transfer TechniquesGenetic TherapyTime FactorsErythropoietinCoculture TechniquesCell CycleNeural Stem CellsGene Expression RegulationLymphoid Progenitor CellsTransplantation, HomologousK562 CellsCell MovementTranscription FactorsThrombopoiesisColony-Stimulating FactorsMyeloid CellsTransplantation, AutologousT-LymphocytesGreen Fluorescent ProteinsGene Expression Regulation, DevelopmentalYolk SacMembrane ProteinsGene ExpressionLeukemiaThymus GlandWhole-Body IrradiationRNA, MessengerEndothelial Cells