Stem CellsEndothelial CellsNeovascularization, PhysiologicHematopoietic Stem CellsAntigens, CD34Biological MarkersCell DifferentiationStem Cell TransplantationCells, CulturedEndothelium, VascularVascular Endothelial Growth Factor Receptor-2Bone Marrow CellsColony-Forming Units AssayIschemiaGenetic MarkersFlow CytometryCell CountCell LineageCell MovementCell ProliferationHindlimbChemokine CXCL12Myeloid Progenitor CellsHemangioblastsVascular Endothelial Growth Factor AFetal BloodAntigens, CD31Antigens, CDMice, Inbred C57BLRegenerationNeovascularization, PathologicCell SeparationHematopoietic Stem Cell MobilizationRats, NudeAdult Stem CellsMesenchymal Stromal CellsBlood CellsGlycoproteinsMice, TransgenicCell AdhesionBone MarrowCell AgingHematopoiesisPhenotypeSignal TransductionDisease Models, AnimalPeptidesLeukocytes, MononuclearErythroid Precursor CellsCell-Derived MicroparticlesCell Culture TechniquesTime FactorsLymphoid Progenitor CellsMice, KnockoutImmunohistochemistryReceptors, CXCR4Blood VesselsAngiogenic ProteinsNitric Oxide Synthase Type IIIBone Marrow TransplantationFetal Stem CellsNeural Stem CellsCell- and Tissue-Based TherapyApoptosisTumor Markers, BiologicalCell DivisionReverse Transcriptase Polymerase Chain ReactionGene Expression Regulation, DevelopmentalReceptor, TIE-2Proto-Oncogene Proteins c-kitWound HealingErythropoietinCell SurvivalBlood Cell CountAntigens, CD45EndotheliumAntigens, CD146Angiogenesis Inducing AgentsEmbryonic Stem CellsMultipotent Stem CellsGreen Fluorescent ProteinsCapillariesMice, SCIDGranulocyte Colony-Stimulating FactorNeurogenesisTissue EngineeringCell TransplantationRNA, MessengerBasic Helix-Loop-Helix Transcription FactorsImmunophenotypingCarotid Artery InjuriesCarcinoma, Lewis LungGene Expression RegulationParacrine CommunicationMice, NudeCoated Materials, BiocompatibleHematopoietic Stem Cell TransplantationProto-Oncogene Proteins c-aktCoculture TechniquesNitric Oxide