酚类

The content of endogenous hormones, including IAA, ABA, GA3 and ZT, and phenol compounds were measured using HPLC, anti that of total sugar and total nitrogen were analyzed by the methods of hyposulphite titration and nitrogen.

采用高效液相色谱法测定插穗内源激素（IAA、ABA、GA3和ZT）和酚类化合物的含量，硫代硫酸钠滴定法测定总糖和凯式定氮法测定总氮含量。

Seauckthorn juice can be appropriate drinks afer the diluting, which could block the N-nitroso Synthesis and also can block N-dimethylnitrosaminewhich can lead to cancer.The flavone of Seabuckthorn contains coumarin, isocoumarin, furan coumarins, lignin, as well as bitter polyphenols, 5 - serotonin, which are benefited for anti-cancer.

沙棘汁经稀释成宜引用的浓度后，能阻断N-亚硝酸的合成，另外沙棘汁对致癌物N二甲基亚硝胺也有阻断与防护的作用；沙棘黄酮中含有香豆素，异香豆素，呋喃香豆素，苦木素以及多酚类，5-色胺等具有综合抗癌作用的成分。

Estimations of the isosteric enthalpy of adsorption, free energy, and entropy of adsorption were reported and the adsorption behaviors were reasonably interpreted.

并计算了氯酚类化合物在两树脂上的吸附洽变、自由能变、吸附熵变，对吸附行为进行了合理的解释。

There is preliminary success and offer the elementary conditions for further study of genetic diversity of Larix chinensis. Whatever in the fresh or dry samples, there are no protein and other secondary metabolites.

结果表明，改良后的CTAB法，对于太白红杉总DNA的提取是一种良好的简单易行的方法，无论是烘干后的材料还是新鲜材料提取的总DNA中基本没有蛋白质及酚类污染。

Objective To explore the optimal techniques in separation of phenols from Melastoma dodecandrum with macroporous resins.

目的 筛选大孔树脂分离纯化地菍中总酚类物质的最佳工艺。

Thetotal amount of 13 kinds of acid methanol soluble phenolic substances in female plant leaves ofAcer negundo L.was also significantly higher than that in male plant leaves.

因为原儿茶酸、丁香酸、苯甲酸、肉桂酸、杨梅黄酮等组分的含量较高，复叶槭雌株叶片中13种酸性醇溶性酚类物质的总量普遍高于雄株(p＜0.01)。

The chromogenic reaction of cetyltrimethyl ammonium bromidewith 2,4,6-tri nitrophenol was studied.

生成的缔合物在4 2 0 nm处有最大吸收，表观摩尔吸光系数为1.6×10 4 L·m ol- 1 ·cm- 1 ，苦味酸浓度在0～12 0μg·m L- 1 范围内符合朗伯-比尔定律，此法可应用于DDNP废水中硝基酚类的测定。

In a DMF solution of CuCl〓-ethanolamine-acetic acid (1: 2: 2), 27 formed a highly oxidized heterocyclic compound 2-hydroxymethyl-naphtho [1, 2-a] oxazole (30) by the carbon-nitrogen coupling and carbon-oxygen coupling with the ligand of ethanolamine, which brings a chance to develop a novel approach to this heterocyclic compound via one-pot reaction of phenols under mild condition.

在氯化铜—乙醇胺—乙酸（1：2：2）的DMF溶液中，27与配体乙醇胺发生碳氮偶合与碳氧偶合，生成深度氧化的杂环化合物：2-羟甲基-萘并[1，2-a]〓唑（30）。这可望为酚类一锅化直接转化为30及其类似物提供一种简便的新合成路线。

The results suggest the MWCNT with the catalytic effect for the three molecules, their oxidic potential and density of oxidic current are also changed and increased.

结果表明，MWCNT对这3种酚类物质具有催化作用，使其氧化峰电位负移，氧化电流增加。

Carnosic acid, an antioxidant polyphenol derived from Sage and Rosemary, is a lipophilic antioxidant that scavenges singlet oxygen, hydroxyl radicals, and lipid peroxyl radicals, thus prevents lipid peroxidation and the disruption of biological membranes.

鼠尾草酸则是存在於鼠尾草和迷迭香中的多酚类化合物，在过去实验指出鼠尾草酸也是一种抗氧化剂。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。