phytoalexin


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Related to phytoalexin: aposematic coloration

phytoalexin

a defensive chemical produced by higher plants that is often fungicidal in action (see PLANT DISEASE). Phytoalexins are specific to particular attacking organisms; about 30 types have been identified in various plants, particularly the Leguminosae.
References in periodicals archive ?
Found abundantly in nature, this polyphenolic phytoalexin is believed to exhibit a wide range of biologic activity.
onde se lia: "explore the phytoalexins produced in various parts of plants"
boninense to outmanoeuvre the oil palm defense system should reveal new possibilities for the directed control of phytoalexin production in specific tissues and at specific developmental stages.
Marmesin, a new phytoalexin associated with resistance of parsley to pathogens after harvesting.
Resveratrol (Chart 2) is a stilbene phytoalexin found in wine grape peanut and considered as an essential food ingredient due to its chemo-preventative and anti-oxidant properties.
Interrelationship of kernel water activity, soil temperature, maturity, and phytoalexin production in preharvest aflatoxin contamination of drought-stressed peanuts.
Irenolone and Emenolone: two new types of phytoalexin from Musa paradisiaca.
Determination of phytoalexin in peanut and pistachios by HPLC-DAD and GC-MS.
Resveratrol, a polyphenolic phytoalexin present in red wine, enhances expression and activity of endothelial nitric oxide synthase.
Resveratrol (3,5,4-trans-trihydroxystilbene) is a naturally occurring phytoalexin found in grape skin, peanuts and red wine.