MegakaryocytesThrombopoietinMegakaryocyte Progenitor CellsThrombopoiesisReceptors, ThrombopoietinPloidiesThrombocytopeniaBlood PlateletsPlatelet CountHematopoiesisThrombocytosisPlatelet Membrane Glycoprotein IIbHematopoietic Stem CellsColony-Forming Units AssayGATA1 Transcription FactorPlatelet Factor 4Interleukin-3Bone Marrow CellsCell DifferentiationBone MarrowReceptors, CytokineAntigens, CD34Stem Cell FactorThrombocythemia, EssentialMegakaryocyte-Erythroid Progenitor CellsNF-E2 Transcription FactorErythroid-Specific DNA-Binding FactorsPolyploidyColony-Stimulating FactorsNF-E2 Transcription Factor, p45 SubunitPlatelet Glycoprotein GPIb-IX ComplexInterleukin-11Cell LineageLeukemia, Megakaryoblastic, AcuteCells, CulturedRecombinant ProteinsErythroid Precursor CellsPurpura, ThrombocytopenicPolyethylene GlycolsPlatelet Membrane GlycoproteinsBlood Platelet DisordersGPI-Linked ProteinsErythropoietinPlatelet Glycoprotein GPIIb-IIIa ComplexBlood Cell CountGranulocytesGrowth SubstancesPrimary MyelofibrosisGranulocyte-Macrophage Colony-Stimulating FactorCell DivisionPlatelet ActivationMice, Inbred C57BLProto-Oncogene Protein c-fli-1Platelet TransfusionFetal BloodErythroid CellsFlow CytometryCytoplasmic GranulesErythropoiesisProto-Oncogene ProteinsSplenectomyCulture Media, Serum-FreeCell CountPurpura, Thrombocytopenic, IdiopathicCell Separationbeta-ThromboglobulinHematopoietic Cell Growth FactorsAnemia, AplasticInterleukin-6Bleeding TimeCell SizeNeoplasm ProteinsPolycythemia VeraCyclin D3Myeloproliferative DisordersAntigens, CDRats, Inbred WFDNAGranulocyte Colony-Stimulating FactorK562 CellsSpleenStem CellsIntegrin beta3PapioMyeloid Progenitor CellsReticulinMice, KnockoutInterleukin-11 Receptor alpha SubunitMitosisTranscription FactorsCell LinePancytopeniaFibrinogenMolecular Sequence DataPlatelet AggregationIntegrin alpha2Mice, TransgenicBase SequenceGATA2 Transcription FactorClone Cells