Stem CellsEndothelial CellsHematopoietic Stem CellsNeovascularization, PhysiologicAntigens, CD34Bone Marrow CellsCell DifferentiationCells, CulturedStem Cell TransplantationColony-Forming Units AssayHematopoiesisEndothelium, VascularCell LineageFlow CytometryMice, Inbred C57BLVascular Endothelial Growth Factor Receptor-2Hematopoietic Stem Cell TransplantationCell MovementCell CountCell ProliferationIschemiaFetal BloodChemokine CXCL12Myeloid Progenitor CellsHemangioblastsHematopoietic SystemHindlimbAntigens, CDBone MarrowBlood CellsVascular Endothelial Growth Factor AAntigens, CD31Cell SeparationMice, KnockoutHematopoietic Stem Cell MobilizationRegenerationMice, TransgenicCell DivisionSignal TransductionInterleukin-3Neovascularization, PathologicCell LineBone Marrow TransplantationErythroid Precursor CellsDisease Models, AnimalCell AdhesionBiological MarkersApoptosisMesenchymal Stromal CellsRats, NudeTime FactorsAdult Stem CellsProto-Oncogene Proteins c-kitCell Culture TechniquesGlycoproteinsMice, Inbred BALB CPhenotypeRetroviridaeMice, SCIDCell SurvivalTransplantation, HomologousStem Cell FactorGene Expression RegulationErythropoietinRNA, MessengerReceptors, CXCR4Leukocytes, MononuclearAntigens, CD45Cell AgingReverse Transcriptase Polymerase Chain ReactionGenetic VectorsHematopoietic Cell Growth FactorsPeptidesLymphoid Progenitor CellsBlood VesselsGranulocytesTransduction, GeneticMolecular Sequence DataFetal Stem CellsGene Expression Regulation, DevelopmentalLeukemia Virus, MurineReceptor, TIE-2Granulocyte Colony-Stimulating FactorGreen Fluorescent ProteinsCell-Derived MicroparticlesTransfectionTranscription FactorsProto-Oncogene ProteinsGene ExpressionImmunohistochemistryBase SequenceRecombinant ProteinsNitric Oxide Synthase Type IIIAngiogenic ProteinsLeukemiaBlood Cell CountTransplantation ConditioningNeural Stem CellsMegakaryocytesCell- and Tissue-Based Therapy