叶黄素

yè huánɡ sù
  • xanthophyll;phytoxanthin;chrysophyll
叶黄素叶黄素
叶黄素 [yè huáng sù]
  • [xanthophyll] 植物体中的黄色素,可以与叶绿素一起进行光合作用

  1. 雨生红球藻通过D1蛋白周转和叶黄素循环保护自身免受强光伤害。

    H. pluvialis could protect itself against strong irradiance through the D1 protein repair cycle and the xanthophyll cycle .

  2. SA和OA处理可使光氧化胁迫下叶黄素循环库增加,提高叶绿素、类胡萝卜素含量。

    The decreases in xanthophyll cycle pool size , chlorophyll and carotenoid contents caused by photooxidative stress were also inhibited by SA and OA pretreatment .

  3. C与总植物碱、叶黄素的相关性达到显著水平,为正相关。

    The correlation between Cand total alkaloid , lutein was significant positive correlation .

  4. 应用C(30)-HPLC-PDA分离与鉴定食品中全反式叶黄素和玉米黄素

    Separation and Identification of All E-lutein and E-zeaxanthin in Foods with C_ ( 30 ) - HPLC-PDA

  5. 超临界流体CO2萃取万寿菊黄色素成分分析万寿菊中叶黄素的提取及抗氧化研究

    Components study of the yellow pigment from Marigold by supercritical CO_2 extraction

  6. 建立了同时测定叶黄素和叶黄素酯的HPLC法。

    Studying method of HPLC determining lutein and lutein esters synchronously .

  7. 玉米蛋白粉中叶黄素和玉米黄素对口腔癌细胞DNA的损伤作用

    Effect of zeaxanthin and lutein from corn gluten meal on DNA damage of human oral cancer cell

  8. HPLC测定川菊中叶黄素的含量

    Determination of xanthophyl contents in chrysanthemum morifolium ramat with HPLC

  9. 栝楼皮叶黄素的超临界CO2萃取及其稳定性研究

    Lutein in Fruit Peel of Trichosanthes kirilowii Maxim . by Supercritical CO_2 Extraction and Its Stability

  10. HPLC分析得到玉米色素主要由叶黄素、玉米黄质、β-隐黄质和β-胡萝卜素组成。

    The pigment fraction was lutein , zeaxanthin , beta-cryptoxanthin and beta-carotene analysed by HPLC chromatograph .

  11. 叶黄素催化氧化降解产物的GC-MS分析鉴定

    GC-MS Identification of Degradative Products from Catalytical Oxidation of Lutein

  12. 叶黄素敏化介孔TiO2电极的制备及特性

    Preparation and properties of mesoporous TiO_2 electrode sensitized by xanthophyll

  13. 甘蓝叶片的光合午休现象是对中午较高温度和高光强的一种适应,PSⅡ反应中心的可逆失活和依赖叶黄素循环的热耗散在防御光破坏方面起着重要作用。

    Midday depression of photosynthesis during bright days was the adaptive mechanisms to high temperature and strong light stress .

  14. 在2∶1~12∶1范围内,较低的C∶N比有利于细胞中叶黄素含量的增加,而对小球藻细胞生长的影响较小。

    In the range between 2 ∶ 1 ~ 12 ∶ 1 , lower C ∶ N ratio increased cellular lutein content but had less effects on the cell growth .

  15. 叶黄素和玉米黄素能导致人口腔癌细胞KB的DNA损伤,抑制肿瘤细胞生长。

    Zeaxanthin and lutein from corn gluten meal could lead to DNA damage of KB cell and inhibit proliferation of tumor cells .

  16. 鸡蛋黄中叶黄素清除DPPH自由基活性研究

    Study on DPPH radical scavenging activities of lutein separated from egg yolk

  17. 长期的叶黄素和复合维生素对RP患者的视力作用需要进一步研究。

    Long – term lutein and multivitamin effects on vision in RP patients need to be further investigated .

  18. 用单细胞凝胶电泳(SCGE)检测叶黄素和玉米黄素对人口腔癌KB细胞DNA损伤程度。

    Single cell gel electrophoresis ( SCGE ) assay was applied to determine the DNA damage of KB cells .

  19. 叶黄素(Lutein)的结构、分布、物化性质及生理功能

    A review : structure , distribution , properties and physiological functions of lutein

  20. 方法反相高效液相色谱(RP-HPLC)从万寿菊的花中制备叶黄素单体及酯两个组分。

    METHODS Two fractions , free compound and esters of lutein were prepared by HPLC from the flower of marigold .

  21. 本文旨在以维生素E、维生素C、维生素A、叶黄素、玉米黄素以及一些微量元素等为原料,按照一定的配方制成一种眼保健制剂。

    In this paper , it was aimed to make a kind of troche with vitamin E , vitamin A , lutein , zeaxanthin , vitamin C and some microelements according to the formula .

  22. 1995年美国食品与药物管理局(FDA)批准叶黄素作为食品补充剂用于食品、饮料。

    In1995 , lutein was approved by Food and Drug Administration ( FDA ) as a dietary supplement for food and beverage .

  23. 两项研究调查的结果相当一致,表明AMD与叶黄素和玉米黄素的摄入量有直接关系。

    Two fairly consistent findings of the study , indicating that AMD and lutein and zeaxanthin intake are directly related .

  24. 研究玉米蛋白粉中叶黄素和玉米黄素对人口腔癌KB细胞的作用机制。

    To study the mechanism of the zeaxanthin and lutein from corn gluten meal inhibiting the growth of human oral cancer cell KB .

  25. 在本项研究中,应用反相C18固定相超临界CO2色谱对胡萝卜素、叶黄素和叶绿素的分离进行了初步的探索。

    A primary investigation into the separation of carotene , xanthophylls and chlorophylls on reversed-phase C18 supercritical carbon dioxide chromatography was made in this study .

  26. 由此推断:类胡萝卜素在生物合成途径中,转反义ACS基因番茄果实中β-胡萝卜素和叶黄素生物合成不受抑制,而番茄红素合成受到抑制。

    We can concluded : during the biosynthesis of carotenoids ,β - carotene and xanthophylls were not controlled while lycopene was blocked in antisense-ACS tomato fruit .

  27. 应用抑制剂法和叶绿素荧光测定技术,研究D1蛋白周转和叶黄素循环在青花菜叶片强光破坏防御中的作用。

    The roles of D1 protein turnover and xanthophylls cycle in protecting photosynthetic apparatus of broccoli leaves against photodamage were studied by using their inhibitors .

  28. 叶黄素作用48h后单细胞电泳显示,叶黄素组细胞呈现彗星状电泳图,说明叶黄素可造成MCF-7DNA损伤。

    After treated with lutein 48h , the DNA damage of MCF-7 was detected by single cell gel electrophoresis assay , lutein cells show comet-like electrophoretogram .

  29. 种植密度以75000株/hm2为宜,花中叶黄素含量以开花后12d最高。并总结了万寿菊种植配套技术。

    Cultivation density : 75 000 / hm2 , xanthophylls content top-ped 12 days after flowering .

  30. 叶黄素(lutein)是自然界广泛存在的含紫罗酮环的二羟基类胡萝卜素,也是人眼视网膜黄斑色素主要组成部分。

    Lutein is dihydroxy-carotenoids with the ionone ring systems distributed widely in nature as well as the main component of the retina macular pigment in human eye .