title: Assay of plasma heparin using thrombin and the chromogenic substrate H-D-Phe-Pip-Arg-pNA (S-2238).
mesh_terms: D000818:Animals; D000990:Antithrombin III; D001780:Blood Coagulation Tests; D006493:Heparin / Q000097:blood*; D006801:Humans; D009842:Oligopeptides; D013552:Swine; D013917:Thrombin
chemical_list: D009842:Oligopeptides; D000990:Antithrombin III; D006493:Heparin; D013917:Thrombin