Heparin.
D000818:Animals; D001777:Blood Coagulation / Q000187:drug effects; D055598:Chemical Phenomena; D002621:Chemistry; D006025:Glycosaminoglycans; D006493:Heparin / Q000378:metabolism / Q000494:pharmacology* / Q000592:standards / Q000627:therapeutic use; D006496:Heparinoids / Q000494:pharmacology; D006632:Histamine; D008970:Molecular Weight; D010455:Peptides; D011134:Polysaccharides; D013194:Staining and Labeling; D013924:Thrombophlebitis / Q000188:drug therapy; D013927:Thrombosis / Q000517:prevention & control; D014944:World Health Organization
D006025:Glycosaminoglycans; D006496:Heparinoids; D010455:Peptides; D011134:Polysaccharides; D006632:Histamine; D006493:Heparin