Platelet ActivationBlood PlateletsPlatelet AggregationPlatelet AdhesivenessPlatelet CountPlatelet Membrane GlycoproteinsPlatelet Factor 4P-SelectinThrombinPlatelet Glycoprotein GPIIb-IIIa ComplexPlatelet Glycoprotein GPIb-IX Complexbeta-ThromboglobulinAdenosine DiphosphatePlatelet Function TestsThrombosisThromboxane A2Platelet TransfusionPlatelet Activating FactorFibrinogenThromboxane B2Platelet Aggregation InhibitorsBleeding TimeReceptors, Purinergic P2Y12von Willebrand FactorPlatelet Membrane Glycoprotein IIbBlood CoagulationAspirinThrombocytopeniaCollagenReceptors, ThrombinMegakaryocytesHemostasisAntigens, CD63SerotoninDual Specificity Phosphatase 2ThromboxanesFlow CytometryAntigens, Human PlateletApyraseReceptor, PAR-115-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic AcidReceptors, CollagenPurinergic P2Y Receptor AntagonistsProstaglandin Endoperoxides, SyntheticCalciumCrotalid VenomsCytoplasmic GranulesReceptors, ThromboxaneImmunoglobulin Fab FragmentsKineticsEpoprostenolThrombastheniaAntibodies, MonoclonalRistocetinReceptors, Purinergic P2Y1CD40 LigandHeparinPhosphorylationHemorheologyDose-Response Relationship, DrugBlood ProteinsSignal TransductionPlatelet-Rich PlasmaHirudinsEpinephrineTime FactorsPlatelet Factor 3Arachidonic AcidBernard-Soulier SyndromeTiclopidineMolecular Sequence DataBlood Coagulation FactorsLeukocytesThrombopoietinPhosphatidic AcidsMicrofilament ProteinsClot RetractionReceptors, FibrinogenAmino Acid SequenceAnticoagulantsMice, KnockoutReceptors, IgGArachidonic AcidsPeptide FragmentsOligopeptidesFibrinolytic AgentsProtein BindingPhospholipase C gammaProthrombinAntigens, CD36TyrosineIntegrin alpha2beta1FibrinRabbitsEndothelium, VascularAntipainReceptors, Thromboxane A2, Prostaglandin H2Integrin beta3Receptors, Purinergic P2Thromboplastin