Platelet ActivationP-SelectinBlood PlateletsPlatelet AggregationPlatelet AdhesivenessPlatelet CountPlatelet Membrane GlycoproteinsPlatelet Factor 4ThrombinBiological MarkersPlatelet Glycoprotein GPIIb-IIIa ComplexPlatelet Glycoprotein GPIb-IX Complexbeta-ThromboglobulinAdenosine DiphosphatePlatelet Function TestsThrombosisThromboxane A2Platelet TransfusionPlatelet Activating FactorFlow CytometryFibrinogenGenetic MarkersAntigens, CDThromboxane B2Antigens, CD63Platelet Aggregation InhibitorsLymphocyte ActivationBleeding TimeReceptors, Purinergic P2Y12von Willebrand FactorBlood CoagulationLectins, C-TypePlatelet Membrane Glycoprotein IIbAntigens, Differentiation, T-LymphocyteAspirinThrombocytopeniaCollagenReceptors, ThrombinNeopterinHemostasisMegakaryocytesSerotoninDual Specificity Phosphatase 2Mice, Inbred C57BLAntibodies, MonoclonalThromboxanesCD4-Positive T-LymphocytesCD40 LigandT-LymphocytesCells, CulturedAntigens, Human PlateletApyrase