title: Heparin, antithrombin, and abnormal clotting.
mesh_terms: D000990:Antithrombin III / Q000378:metabolism; D000991:Antithrombins / Q000494:pharmacology*; D001665:Binding Sites; D001777:Blood Coagulation / Q000187:drug effects; D001778:Blood Coagulation Disorders / Q000378:metabolism*; D001792:Blood Platelets / Q000187:drug effects; D055598:Chemical Phenomena; D002621:Chemistry; D006493:Heparin / Q000494:pharmacology*; D006801:Humans; D008968:Molecular Conformation; D013329:Structure-Activity Relationship; D013917:Thrombin / Q000378:metabolism; D005719:gamma-Globulins / Q000494:pharmacology
chemical_list: D000991:Antithrombins; D005719:gamma-Globulins; D000990:Antithrombin III; D006493:Heparin; D013917:Thrombin