title: Evidnece that human platelet aggregating activity in porcine plasma is a property of von Willbrand factor.
mesh_terms: D000818:Animals; D005169:Factor VIII; D006801:Humans; D010973:Platelet Adhesiveness; D013552:Swine; D014842:von Willebrand Diseases / Q000097:blood
chemical_list: D005169:Factor VIII