Platelet ActivationBlood PlateletsPlatelet AggregationPlatelet CountPlatelet AdhesivenessPlatelet Membrane GlycoproteinsPlatelet Factor 4P-SelectinPlatelet Glycoprotein GPIIb-IIIa ComplexThrombinPlatelet Glycoprotein GPIb-IX ComplexPlatelet TransfusionPlatelet Function TestsPlatelet Activating FactorAdenosine DiphosphateThrombosisFibrinogenThromboxane A2beta-ThromboglobulinBleeding TimeThrombocytopeniavon Willebrand FactorReceptors, Purinergic P2Y12Platelet Membrane Glycoprotein IIbAspirinBlood CoagulationMegakaryocytesAntigens, Human PlateletCollagenThromboxane B2Platelet Aggregation InhibitorsHemostasisSerotoninReceptors, ThrombinThromboxanesAntigens, CD63ApyraseDual Specificity Phosphatase 2Flow CytometryPlatelet Factor 3Crotalid VenomsCytoplasmic GranulesProstaglandin Endoperoxides, Synthetic15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic AcidRistocetinThrombastheniaReceptors, CollagenCalciumReceptor, PAR-1Receptors, ThromboxaneEpoprostenolImmunoglobulin Fab FragmentsAntibodies, MonoclonalPlatelet-Rich PlasmaBlood ProteinsPlatelet Storage Pool DeficiencyHemorheologyBlood Coagulation FactorsEpinephrineThrombopoietinBernard-Soulier SyndromeHeparinReceptors, Purinergic P2Y1ThrombopoiesisKineticsThrombocytosisPurinergic P2Y Receptor AntagonistsArachidonic AcidPhosphorylationHirudinsPurpura, ThrombocytopenicArachidonic AcidsCD40 LigandDose-Response Relationship, DrugTime FactorsLeukocytesSignal TransductionBlood Cell CountFibrinRabbitsBlood PreservationBlood Coagulation DisordersEndothelium, VascularIntegrin alpha2beta1CalcimycinOligopeptidesThrombospondinsReceptors, Thromboxane A2, Prostaglandin H2AnticoagulantsPhosphatidic AcidsFibrinolytic AgentsMicrofilament ProteinsCell MembraneMice, KnockoutReceptors, IgGAntigens, CD36Purpura, Thrombocytopenic, IdiopathicThromboplastinHemorrhageProthrombin