植物酮 的英文怎麼說
中文拼音 [zhíwùtóng]
植物酮
英文
phytol ketone- 植 : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 酮 : 名詞[化學] (有機化合物的一類) ketone; alkone; ket-; -one
- 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
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The enzyme 5 - enolpyuvyl - 3 - phosphoshikimic acid synthase ( epsp synthase ; ec2. 5. 1. 19 ), encoded by anoa locus, is a key enzyme present in microorganisms and plants where it has a function in the biosynthesis of aromatic amino acids. glyphosate ( n - phosphonomethyl - glycine ) is an effective non - selective, broad spectrum, postemergence herbicide, which has been shown to inhibit epsp synthase activity in a competitive manner. glyphosate tolerant plants can be mediated by either overproduction of the target enzyme or by the presence of an altered enzyme
植物和微生物芳香族氨基酸生物合成過程中的一個關鍵酶? ? 5 -烯醇丙酮莽草酸- 3 -磷酸合成酶( epspsynthase ; ec2 . 5 . 1 . 19 )由aroa基因編碼,該酶受廣譜滅生性、內吸傳導型除草劑草甘膦的競爭性抑制,將epsp合成酶基因轉入植物中可獲得草甘膦耐受植株。Since the middle of 20th century chinese scientists have put considerable effort and resources into the search for new antimalarial compounds extracted from chinese traditional herbs. an antimalarial drug was finally isolated in 1971 and named artemisinin or qinghaosu. its rapid action, low toxicity and powerful effect against falciparum malaria made it a favored subject for research
青蒿素是一種含過氧基團組成縮酮的新倍半萜內酯,我國科學工作者於二十世紀70年代首次從中藥青蒿即菊科植物黃花蒿( artemisiaannua )中分離出青蒿素。Flavonoids such as catechins derived from natural plants, including teas, grapes, citruses, and persimmon etc. have been shown to exert a wide range of antioxidants, serum lipid reduction, ant if lamination and anticancer properties, resulting in deeply research on its " autoxidation and mechanisms of antioxidant activies and in healthy function recognition by scholars of medical science and food nutrition
兒茶素等類黃酮類物質廣泛存在於茶葉、葡萄、柑橘、柿等多種天然植物中,它具有抗氧化、降血脂、消炎抗癌等多種功效,其保健功能已得到全世界醫學界和食品營養界的公認,國內外很多學者對兒茶素等類黃酮類物質的自動氧化及抗氧化機理進行了詳細而深入的研究。The device serves for distillation of vegetable herbal medicine 、 chinese traditional medicine 、 animal 、 additive, etc. with water 、 ethanol 、 carbinol and act and recycle and concentration of organic solvent
本設備適用於植物草藥、中藥材、動物藥食品添加劑等。採用水、乙醇、甲醇、丙酮等的提取和有機溶劑的回收與濃縮。The most important carboxylase in plants is ribulose bishosphate carboxylase ( rubisco ), which catalyzes the carboxyation of ribulose bisphosphate, the ‘ carbon - fixing ’ first step in the calvin cycle
在植物中最重要的羧化酶是核酮糖二磷酸羧化酶,它可以羧化核酮糖二磷酸,在卡爾文循環中是二氧化碳固定的第一步。And the structure of flavonoids in h. crispate in different seasons is also different
不同結構種類的黃酮在植物體內的時間積累不同。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Luteolin is an important member of the flavonoid family
摘要木犀草素是一種植物黃酮,是抗腫瘤的啟動因子。Many legume plants may produce the beneficial isoflavones, which are vital to the formation of nitrogen - fixing root - nodules and the disease resistance response of plants. white clover ( trifolium repens ), a high quality legume forage, however, has little isoflavones. to improve the isoflavone contents of such forage, an available strategy is to introduce gene ( s ) encoding the key enzyme ( s ) in the biosynthesis pathway of insoflavones
許多豆科植物中都含有異黃酮類化合物,異黃酮對植物根瘤的形成和植物的防禦反應至關重要,但是在牧草白三葉中缺乏這種有益的化合物,因此通過轉基因實驗將異黃酮合成酶基因導入白三葉中,提高其異黃酮的含量,增加白三葉的營養價值。In the process of the investigatim, the author discovered a new type which the three leaves in the main stem are all verticillate, its appearance are quite different from the others in swertia genus. the results of rapd ( random amplified polymorphic dna ) analysis suggested it have obvious difference from the close relative species and it be a novel species
酮酮在資源調查和標本採集中,發現一種植物主莖_ _沙十片均為三葉輪生,其形態與屬內其他種有明顯區別,並通過隨機擴增多態dna ( rapd )分析,與近緣種比較差異明顯,故提出作為新種處理。Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents
摘要松節油衍生物格萜烯基丙酮,如香葉基丙酮、金合歡基丙酮和植物酮在常壓條件,堿金屬氫氧化物和有機溶劑存在下可發生乙炔化反應,形成對應的, -不飽和炔醇化合物脫氫橙花叔醇、脫氫香葉基芳樟醇和脫氫異植物醇。Based on the revealed relationship between the secretary structures and substances, the secretary tissues of hypericum are classified into 2 main types : type i is the tissue that secretes and stores such dianthrone compounds as hypericin. this a group of secretary cells, forming into black glands. type ii is the tissue that secretes and stores essential oils
進行了金絲桃屬藥用植物分泌組織的系統研究,揭示出其分泌結構與分泌物質的關系,並在此基礎上提出了該屬藥用植物分泌組織主要類型的劃分:一類是分泌和貯存二蒽酮金絲桃素類化合物的組織,多為分泌細胞組成的細胞團,形成黑色腺體;另一類是分泌和貯存揮發油類成分的組織,是裂生性的分泌腔或分泌道,常形成半透明腺體。Used in making fungicide in pharmaceutical industry. fluorescent agent in textile. neutralizing agent in rubber and ink. can also be used as surfactant, anti - corrosion agent and detergent etc
可用於製造a -吡咯烷酮、 n -甲基吡烷酮、聚乙烯吡烷酮和維生素b1 、環丙胺及丁酸、除草劑、植物生長劑The spectroanalysis methods including ultraviolet spectrophotometry and fluorophotometry for the determination of flavoniods in plants were reviewed in order to offer reference to the research development and application of flavonoids
摘要綜述了植物中黃酮含量的光學測定方法,包括紫外分光光度法、熒光光度法等,旨在為黃酮類化合物的研究、開發、應用提供參考。Not resistant to inorganic acid, alkali and strong oxidizing solutions
對強溶劑(如:酮、酯類)及植物油的耐度有限。Diosgenin, 16 dehydropregneninolone, acetate ( 16 - dpa ) are exacted from plant through high - tech, and used to produce steroid hormone intermediates and steroid intermediate, can be used to make cortisone, flcocinonidum, prednisone, progesterone, testosterone and similar hormones
皂素、雙烯產品是從薯蕷科植物中提取的,分別甾體激素藥主要起始原料和中間體,可用來製造膚的松、強的松、黃體酮、睪丸素等激素藥物。Activity of phenylalanine ammonia - lyase ( pal ) was increased by uv - b radiation, and as a consequence, uv - absorbing compounds were accumulated. it was inferred from our results that the accumulation of uv - absorbing compounds such as flavonoids may be a common response for plants in resistant to enhanced uv - b radiation
在uv - b處理下,紫萍的苯丙氨酸氨基裂解酶( pal )活性上升,並導致其體內吸收uv - b的物質積累,推測類黃酮積累可能是植物抵禦uv - b逆境的一個共同效應。Studies on extracting and separating of flavonoids effective constituents in natural plant panzerina
天然植物膿瘡草中黃酮類有效成分提取與分離的研究一Acridone alkaloids, a group of important bioactive compounds, are mainly in the citrus plant of rutaceae family
摘要吖啶酮生物堿是一類重要的生物活性物質,蕓香科柑橘類植物是天然吖啶酮的主要來源。The yields of dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, under suitable conditions of ethynylation of the three terpenylacetones, were 85. 7 %, 86. 7 %, and 74. 4 %, respectively
在合適的反應條件下, 3種萜烯基丙酮乙炔產物,脫氫橙花叔醇、脫氫香葉基芳樟醇和脫氫異植物醇的得率分別為85 . 7 % 、 86 . 7 %和74 . 4 % 。分享友人