AggRecetin® (Ristocetin) is the required reagent, used in combination with other IVD components, to perform a Ristocetin Cofactor Activity test on Platelet Rich PlasmaMediates Platelet Adhesion (Agglutination) by Binding to Collagen and PlateletsCauses vWF to Bind to the Gp1B Platelet ReceptorUsed with Patient Platelet Poor Plasma and Fixed Platelets to Perform theRistocetin Cofactor Activity AssayDetermines the Presence and Integrity of the Platelet Glycoprotein (GP) Ibα-V-IX Complex and von Willebrand Factor (VWF) Interaction when Performed Using Platelet Rich PlasmaCauses Ristocetin Induced Platelet Aggregation (RIPA) in Platelet Rich Plasma Samples when AggRecetin is Added in Two Concentrations