Hematopoietic Stem CellsStem CellsHematopoietic Stem Cell TransplantationAntigens, CD34Cell DifferentiationHematopoiesisCell LineageBone Marrow CellsColony-Forming Units AssayHematopoietic Stem Cell MobilizationCells, CulturedMyeloid Progenitor CellsStem Cell TransplantationMice, Inbred C57BLCell ProliferationStem Cell NicheBone MarrowFlow CytometryFetal BloodNeural Stem CellsAdult Stem CellsMultipotent Stem CellsChemokine CXCL12Stem Cell FactorGranulocyte Colony-Stimulating FactorCell SeparationTransplantation, HomologousNeoplastic Stem CellsLymphoid Progenitor CellsMice, KnockoutCell MovementMice, SCIDErythroid Precursor CellsMice, TransgenicEndothelial CellsProto-Oncogene Proteins c-kitBone Marrow TransplantationFetal Stem CellsSignal TransductionAntigens, CDCell DivisionCell CountMesenchymal Stromal CellsHematopoietic SystemGene Expression Regulation, DevelopmentalRegenerationTransplantation, AutologousGranulocytesNeurogenesisWinged-Helix Transcription FactorsReceptors, CXCR4Interleukin-3Cell Culture TechniquesNestinMice, Inbred NODWiskott-Aldrich Syndrome Protein FamilyGraft vs Host DiseaseLymphopoiesisHomeodomain ProteinsPlant StemsTransplantation ConditioningMesonephrosTime FactorsPluripotent Stem CellsMegakaryocytesTransduction, GeneticRetroviridaeStromal CellsEmbryo, MammalianCell SurvivalBlood CellsMyelopoiesisGraft SurvivalLentivirusPhenotypeGreen Fluorescent ProteinsErythropoiesisThrombopoietinHematopoietic Cell Growth FactorsHematologic NeoplasmsReverse Transcriptase Polymerase Chain ReactionGranulocyte-Macrophage Progenitor CellsTranscription FactorsBasic Helix-Loop-Helix Transcription FactorsNerve Tissue ProteinsNeuronsHematopoiesis, ExtramedullaryGenetic VectorsOligodendrogliaBlood Cell CountTransplantation ChimeraBiological MarkersNeovascularization, PhysiologicGene Expression ProfilingLeukapheresisCoculture TechniquesCord Blood Stem Cell TransplantationCell CycleLeukemiaAntigens, Ly