phytoalexin 中文意思是什麼

phytoalexin 解釋
植物抗毒素
  1. Phytoalexins are low molecular weight chemicals that plants produce and accumulate in response to infection especially of fungal origin. sakuranetin is a kind of flavanone phytoalexin isolated from ultraviolet - irradiated rice leaves. recent research work on flavanone phytoalexins represented by sakuranetin is reviewed. interesting novel structures, stucture - activity relationships and synthetic methods are discussed

    植物抗毒素是植物受到外界病原微生物侵擾后所產生並積累的一類具有抗菌活性的小分子物質，櫻花素是從水稻稻瘟病感染組織中分離鑒定的一種黃烷酮類植物抗毒素.對以櫻花素為代表的水稻抗毒素及其類似物的結構與活性、黃烷酮類植物抗毒素合成方法的研究概況進行了綜述
  2. Resveratrol ( trans - 3, 5, 4 - trihydroxystilbene ) is a naturally occurring phytoalexin produced by some spermatophytes, such as grapevines, in response to injury. research shows that resveratrol possesses activities of modulation of lipid metabolism, inhibition of lipid peroxidation ( ldl, membranes ) and platelet aggregation, etc. meanwhile as it can reduce coronary heart - disease mortality and features the activity of anti - inflammatory, it is condidered to have some beneficial effects on human health

    白藜蘆醇（ resveratrol ）是由一些種子植物對受傷作出反應時產生的一種植保素，實驗證明白藜蘆醇能夠調節脂代謝和抑制低脂蛋白的氧化和血小板的凝集，而且能夠提供心血管保護，並具備抗炎癥和抗癌特性，對保護人體健康十分有益。
  3. Artemisinin, a sesquiterpene lactone containing an endoperoxide bridge, is a kind of phytoalexin. sa, a key signal molecular during systemic acquaired resistance ( sar ), is related to the biosynthesis of phytoalexin. aba, a stress - resistance plant hormone can influence the secondary metabolism to stimulate phytoalexin biosynthesis

    青蒿素屬于萜烯類化合物（倍半萜類）是植保素（ phytoalexin ）的一種， sa是植物產生系統獲得性抗性的重要信號分子，與植保素的產生相關。
  4. Progress on phytoalexin research of solanaceous plants

    茄科植保素的研究進展
  5. The paper reviewed traits and genetic rules of cotton against verticillium wilt in general, depicted the three approaches which exists in cotton defending against verticillium wilt through reinforcing physical structure, producing plant phytoalexin, interacting with microbes in detail

    摘要本文概述了棉花抗黃萎病的特點與規律，指出棉花植株是通過自身組織結構的強化、植物抗毒素的合成以及微生物之間的互作三方面應對黃萎病菌的侵染。
  6. Abstract : recent studies reveal that wine is rich in phytoalexin and polyphenolic compounds, which can inhibit atherosclerosis by modulating metabolism of plasma lipid and lipoprotein, preventing platelet from aggregation and relaxing cardiovascular smooth muscle, etc. a long - term moderately intake of wine can reduce the morbidity and mortality of ischemic heart diseases

    文摘:近年來的一些研究表明，葡萄酒含有植物防禦素、多酚類物質等多種成分，有調節血脂和脂蛋白代謝、抑制血小板凝聚、松馳血管等作用；可抑制動脈粥樣硬化的形成，長期適量飲用可降低缺血性心臟病的發生率和死亡率。
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