Platelet CountLymphocytesBlood PlateletsPlatelet AggregationThrombocytopeniaPlatelet AdhesivenessLymphocyte ActivationPlatelet TransfusionLeukocyte CountPlatelet Membrane GlycoproteinsThrombocytosisBlood Cell CountPlatelet Factor 4Purpura, Thrombocytopenic, IdiopathicPlatelet Function TestsLymphocyte CountMegakaryocytesT-LymphocytesLymphocyte SubsetsPlatelet Glycoprotein GPIIb-IIIa ComplexPlatelet Glycoprotein GPIb-IX ComplexBleeding TimePlatelet Activating FactorThrombopoietinPurpura, ThrombocytopenicCD4 Lymphocyte CountThrombinAntigens, Human PlateletFibrinogenSplenectomyThrombopoiesisB-LymphocytesAdenosine DiphosphateTime FactorsFlow CytometrySpleenThrombosisP-SelectinErythrocyte CountHemostasisBlood CoagulationAntibodies, MonoclonalDisseminated Intravascular CoagulationCells, CulturedCell Countvon Willebrand FactorLymphocyte Culture Test, MixedThrombocythemia, EssentialHemorrhageHELLP SyndromeBlood Coagulation DisordersHematologic TestsMice, Inbred C57BLProthrombin TimeReceptors, ThrombopoietinPlatelet Membrane Glycoprotein IIbLeukocytesLymphocytes, Tumor-InfiltratingHypersplenismHematocritBone MarrowPhytohemagglutininsCD4-Positive T-LymphocytesAspirinBlood Coagulation TestsAntigens, CDT-Lymphocytes, CytotoxicRecombinant ProteinsTreatment OutcomeRetrospective StudiesLymphocyte TransfusionConcanavalin AThromboxane A2PlateletpheresisCollagenPartial Thromboplastin TimeHematologyCytotoxicity, ImmunologicHeparinDose-Response Relationship, DrugHematopoiesisPlatelet Factor 3RabbitsBlood Coagulation FactorsProspective StudiesImmunoglobulin GPregnancy Complications, HematologicMice, Inbred BALB CPlatelet-Rich PlasmaMolecular Sequence DataSerotoninPlatelet Storage Pool DeficiencyThrombelastographyInterleukin-2Blood PreservationCD8-Positive T-LymphocytesReticulocyte CountThrombocytopenia, Neonatal AlloimmuneRistocetinT-Lymphocyte Subsets