Platelet Membrane GlycoproteinsBlood PlateletsPlatelet AggregationThrombastheniaFibrinogenPlatelet Glycoprotein GPIIb-IIIa ComplexPlatelet Glycoprotein GPIb-IX ComplexPlatelet Adhesivenessvon Willebrand FactorPlatelet CountAntigens, Human PlateletCell MembraneAntibodies, MonoclonalThrombinImmunoglobulin Fab FragmentsGlycoproteinsAdenosine DiphosphatePlatelet Aggregation InhibitorsBleeding TimeRistocetinThrombocytopeniaPlatelet ActivationCrotalid VenomsPlatelet Factor 4ThrombosisMegakaryocytesPlatelet TransfusionMolecular Sequence DataPlatelet Membrane Glycoprotein IIbPlatelet Function TestsAmino Acid SequenceEpitopesP-SelectinBernard-Soulier SyndromePlatelet Activating FactorIntegrin alpha2MembranesFibrinMembrane LipidsMembrane ProteinsBenzamidinesProtein BindingOligopeptidesBlood CoagulationAspirinPeptidesBinding SitesIntracellular MembranesAfibrinogenemiaIntegrin beta3CollagenPeptide FragmentsMolecular WeightMembrane GlycoproteinsMembrane PotentialsHemostasisHeparinKineticsPurpura, Thrombocytopenic, IdiopathicFibrin Fibrinogen Degradation ProductsElectrophoresis, Polyacrylamide GelRecombinant ProteinsCricetinaeErythrocyte MembraneCell Membrane PermeabilityHemorheologyDual Specificity Phosphatase 2Purpura, ThrombocytopenicFibrinolytic AgentsCalciumMembranes, ArtificialCell AdhesionCell LineHemorrhageTyrosineFlow CytometryCHO CellsReceptors, Cell SurfaceMembrane FluidityBlood Platelet DisordersIntegrinsBase SequenceReceptors, Vitronectinvon Willebrand DiseasesMacromolecular SubstancesMicroscopy, ElectronReceptors, CollagenImmunosorbent TechniquesProtein ConformationTime FactorsImmunoelectrophoresis, Two-DimensionalCells, CulturedRabbitsThrombospondinsFluorescent Antibody TechniqueAntibodiesDose-Response Relationship, DrugDogsViral Envelope ProteinsBinding, Competitive