title: The nature of heparin antithrombin action.
mesh_terms: D000818:Animals; D000991:Antithrombins / Q000037:antagonists & inhibitors*; D001777:Blood Coagulation / Q000502:physiology; D001792:Blood Platelets / Q000502:physiology; D002417:Cattle; D006493:Heparin / Q000494:pharmacology*; D066298:In Vitro Techniques
chemical_list: D000991:Antithrombins; D006493:Heparin