查询词典 alkaloids

After removed ethanol, the solids was dissolved by 0.25% hydrochloric acid, After decolorizated under acidic conditions, the solution was transferred into alkaline, then alkaloids were eluted from the aqueous layer by using D101 macroporous resin.

回流除去乙醇后用0.25%盐酸复溶，在酸性条件下脱色后再将溶液调成碱性，经D101大孔树脂洗脱分离得到总生物碱。

Chemical research indicated that the main chemical constituents of Aquilegia is C- glycosylflavones and oxoaporphine alkaloids, which are the characteristic chemical constituents, especially, the content of C-glycosylflavones is very high in this genus.

通过对耧斗菜属植物的化学研究表明，黄酮碳甙和氧化阿朴菲类生物碱是该属的特征性成分；其中尤以黄酮碳甙含量较高，为主要成分。

Object To investigate the effects of fungal elicitors derived from the fungi Fusarium solani and Aspergillum niger on the accumulation of indole alkaloids in Catharanthus roseus calli.

目的 研究分别来源于镰刀菌Fusarium solani和黑曲霉Aspergillum niger的真菌诱导子对长春花愈伤组织中吲哚生物碱积累的影响。

Exploitations and prospects of natural lotus leaf bacteriostat were discussed.The main results were as follows:1、The extraction rates of crude extract, flavonoids, alkaloids and volatile oils from lotus leaves were high, and they had strong inhibition on bacteria activities but no distinct inhibition on yeast and mold.

主要研究结果如下：1、荷叶粗提物以及荷叶中的主要功能性成分黄酮、生物碱和挥发油都具有较高的提取得率，对所有供试细菌有较强的抑制作用，对霉菌和酵母菌的抑制作用相对较弱。

By identifying the obtained components by TLC, three alkaloids components were detected, among which one was nuciferine. The other two were N-Nornucirerine and O- Nornucirerine, identified by Nuclear Magnetic Resonance and Mass Spectrum.6、In order to exploit natural bacteriostat of lotus leaves, optimal extraction process and antibacterial characteristics were studied.

两者得到的化合物分别经TLC鉴别，得到3个生物碱成分，其中1个为荷叶碱，其余两个应用核磁共振和质谱等技术鉴定为N-去甲荷叶碱和0-去甲荷叶碱。6、从荷叶天然食品抑菌剂开发的角度，研究了荷叶抑菌有效成分的提取优化工艺及抑菌特性。

Betel seeds are eaten, which contain alkaloids that have a stimulating effect on the entire body.

有吃槟榔的种子，它含有生物碱有刺激作用的整个身体。

Daphniphyllum alkaloids have been the challenging subjects in biogenetic and synthetic programs of natural products.

为了更好地开发和利用本属植物，作者在查阅国内外文献的基础上就这一领域的研究进展进行了综述。

Bloodroot contains alkaloids, principally sanguinarine, that are sometimes used in toothpaste and other oral hygiene products because they inhibit oral bacteria.

Bloodroot含有生物碱，主要是血根碱，有时是在牙膏和其他口腔卫生产品的使用，因为它们抑制口腔细菌。24 25血根碱含牙膏和漱口水，应按照制造商使用的指示。

This product not only contains VA, VC, VE, VK, VB1, VB2, flavonoid, and coumarin etc., but also is replenished with hawthorn (containing large amount of malol,malic acid, VB2, VC, carotin, calcium, iron, phosporus, flavone and other nutritive substances and numerous alkaloids, more than twenty kinds of ingredients all together) and apricot, which make it more nutritious and easier to be absorbed by the body.

沙棘精不仅保留了沙棘中的维生素A、C、E、K、B1、B2、黄酮类、香豆素等成分，而且因添加了山楂（大量的熊果酸、苹果酸、维生素B2、维生素C、胡萝卜素、钙、铁、磷、黄酮素等二十多种营养物质和大量的生物碱）、杏，使其营养成分更加丰富并且更容易被人体均衡吸收。

The results show that the synthetic compounds conform to the target compounds and the primary bioassay for anti-vibrio activity displays that the pyrrole alkaloids have a weak inhibition against Vibrio parahaemolyticus and Vibrio alginolyticus compared with the positive control of chloromycetin.

结果表明，所合成的化合物与目标化合物结构相一致。初步的抗溶藻弧菌和副溶血弧菌活性筛选表明，合成的吡咯生物碱具有一定的抗弧菌活性，但相对于阳性对照药氯霉素来说，合成的绝大部分吡咯生物碱抗弧菌活性较弱。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。