title: Assay of factor VIII:C with a chromogenic substrate.
mesh_terms: D000941:Antigens / Q000032:analysis*; D005169:Factor VIII / Q000032:analysis / Q000276:immunology*; D006467:Hemophilia A / Q000097:blood / Q000175:diagnosis*; D006801:Humans; D009842:Oligopeptides; D011933:Reagent Kits, Diagnostic; D014842:von Willebrand Diseases / Q000097:blood / Q000175:diagnosis*
chemical_list: D000941:Antigens; D009842:Oligopeptides; D011933:Reagent Kits, Diagnostic; C015608:benzoyl-Ile-Glu-Gly-Arg-p-nitroanilide; D005169:Factor VIII