- Biochemistry. a polysaccharide, occurring in various tissues, especially the liver, and having anticoagulent properties.
- Pharmacology. a commercial form of this substance, obtained from the liver and lungs of domesticated food animals, that when injected into the blood prevents coagulation: used chiefly in the treatment of thrombosis.
- a polysaccharide, containing sulphate groups, present in most body tissues: an anticoagulant used in the treatment of thrombosis
- A complex organic acid that is found especially in lung and liver tissue, has a mucopolysaccharide as its active constituent, prevents platelet agglutination and blood clotting, and is used in the form of its sodium salt in the treatment of thrombosis.
- An acidic glycosaminoglycan found especially in lung and liver tissue that prevents the clotting of blood and is used intravenously in the treatment of thrombosis and embolism.