Coumarins

found: Oxford dict. of biochemistry and molecular biology, 2006(coumarin: any of a number of coumarin derivatives that are widespread in seed coats, leaves, and stems, and occur at high concentration in fruits and flowers. They have antimicrobial, antifeedant, UV-screening and germinator inhibitor properties.)

found: MeSH browser, Oct. 11, 2007(Coumarins. Scope note: Synthetic or naturally occurring substances related to coumarin, the delta-lactone of coumarinic acid. The various coumarins have a wide range of proposed actions and uses including as anticoagulants, pharmaceutical aids, indicators and reagants, photoreactive substances, and antineoplastic agents. Entry terms: 1,2-Benzo-Pyrones; 1,2-Benzopyrones; Benzopyranones, Coumarines)