Hematopoietic Stem CellsAntigens, CD34HematopoiesisBone Marrow CellsColony-Forming Units AssayADP-ribosyl CyclaseNAD+ NucleosidaseStem Cell FactorHematopoietic Cell Growth FactorsAntigens, CD38Bone MarrowNeovascularization, PathologicCells, CulturedAngiogenesis InhibitorsCell DivisionHematopoietic Stem Cell TransplantationCell DifferentiationThrombopoietinNeovascularization, PhysiologicFetal BloodInterleukin-3Antigens, CDMice, Inbred C57BLAngiogenesis Inducing AgentsCell LineageMice, SCIDAntigens, DifferentiationRetroviridaeProto-Oncogene Proteins c-kitNeuroectodermal Tumors, PrimitivePrimitive StreakVascular Endothelial Growth Factor AMice, Inbred NODFlow CytometryGranulocyte Colony-Stimulating FactorHematopoietic SystemBone Marrow TransplantationCell CycleEndothelial CellsNeuroectodermal Tumors, Primitive, PeripheralSignal TransductionVascular Endothelial Growth Factor Receptor-2Cell MovementVascular Endothelial Growth FactorsEndothelium, VascularEndothelial Growth FactorsLymphokinesCell ProliferationCell LineTransplantation, HomologousRNA, MessengerAngiogenic ProteinsAngiogenesis Modulating AgentsBlood VesselsMolecular Sequence DataYolk SacHuman Umbilical Vein Endothelial CellsMice, KnockoutHematologic NeoplasmsAntigens, CD31Transplantation ConditioningAllantoisTumor Cells, CulturedImmunohistochemistryMice, NudeReceptor, TIE-2Fibroblast Growth Factor 2Proto-Oncogene ProteinsGenetic VectorsCapillariesApoptosisBlood CellsChick EmbryoChorioallantoic MembraneTransfectionLeukemiaGene ExpressionCell Line, TumorStem CellsErythroid Precursor CellsReverse Transcriptase Polymerase Chain ReactionGraft vs Host DiseaseErythropoiesisBase SequenceTime FactorsGene Expression RegulationNeuroectodermal TumorsGene Expression Regulation, DevelopmentalTranscription FactorsGastrulaTransduction, GeneticReceptors, Vascular Endothelial Growth FactorMice, TransgenicCorneal NeovascularizationWhole-Body IrradiationNeoplasmsTransplantation, HeterologousGranulocytesStromal CellsMegakaryocytes