MegakaryocytesMegakaryocyte Progenitor CellsThrombopoietinHematopoietic Stem CellsThrombopoiesisBone Marrow CellsColony-Forming Units AssayReceptors, ThrombopoietinHematopoiesisErythroid CellsInterleukin-3Antigens, CD34Cell DifferentiationStem CellsThrombocytopeniaStem Cell FactorErythropoietinPloidiesBlood PlateletsCells, CulturedBone MarrowErythropoiesisGranulocyte-Macrophage Colony-Stimulating FactorCell LineageCell DivisionRecombinant ProteinsGATA1 Transcription FactorMyeloid Progenitor CellsErythroblastsPlatelet CountThrombocytosisErythroid-Specific DNA-Binding FactorsErythroid Precursor CellsMice, Inbred C57BLLeukemia, Erythroblastic, AcuteFetal BloodFlow CytometryCell ProliferationPlatelet Membrane Glycoprotein IIbNeural Stem CellsGranulocytesCell SeparationErythrocytesMegakaryocyte-Erythroid Progenitor CellsColony-Stimulating FactorsMultipotent Stem CellsCell CountMice, TransgenicGranulocyte Colony-Stimulating FactorEndothelial CellsGlobinsGene Expression Regulation, DevelopmentalAntigens, CDTranscription FactorsNF-E2 Transcription Factor, p45 SubunitNF-E2 Transcription FactorStem Cell TransplantationK562 CellsHematopoietic Cell Growth FactorsReceptors, ErythropoietinSignal TransductionMice, KnockoutPlatelet Factor 4Hematopoietic Stem Cell MobilizationNeurogenesisLymphoid Progenitor CellsProto-Oncogene Proteins c-kitBlood Cell CountCell LineGene Expression RegulationAdult Stem CellsRNA, MessengerReceptors, CytokineHematopoietic Stem Cell TransplantationCell Culture TechniquesBase SequenceProto-Oncogene ProteinsPolycythemia VeraBlood CellsGATA2 Transcription FactorNestinBasic Helix-Loop-Helix Transcription FactorsInterleukin-11DNA-Binding ProteinsChemokine CXCL12Molecular Sequence DataThrombocythemia, EssentialGrowth SubstancesTime FactorsOligodendrogliaCell MovementCell SurvivalRegenerationPolyploidyReverse Transcriptase Polymerase Chain ReactionEmbryo, MammalianClone CellsLeukemia, Megakaryoblastic, AcuteNeuronsSpleen