酚类

Zhang said the flavonoids that appeared to be the most protective included catechin , found in strawberries and green and black teas; kaempferol , found in Brussels sprouts and apples; and quercetin , found in beans, onions and apples.

章启月说，黄酮类化合物似乎是最保护包括儿茶素，发现在草莓和绿色和红茶；山奈酚，发现在布鲁塞尔举行的豆芽和苹果；和槲皮素，发现在豆类，洋葱和苹果。

Manypharmacological experiments have been conducted to determine the effects of adrenergic agonistand antagonist of catecholamine receptors on Meretrix meretrix metamorphosis.

药理学实验分别采用了几种儿茶酚胺类受体的激动剂和抑制剂来处理幼虫，检验它们在幼虫变态过程中的作用。

The results showed that the activities of PAL and PPO, the contents of ferulic acid, chlorogenic acid, lignin, phenolic compound and flavonoid in roots treated by CH1 increased higher than those of the nontreated when plants were infected by Pythium aphanidermatum.

结果表明，病原菌感染时，经CH1处理的植株根部PAL和PPO活性都明显高于未经CH1处理的，同时，经CH1处理的植株根部阿魏酸、绿原酸、木质素、总酚和类黄酮含量都高于未经CH1处理的。

This research utilizes the method of organic synthesis to put different amount of aminophenol into hydroxybenzoic acid or caffeic acid so as to produce a series of high yield of polyhydroxy benzamides (1~40).Through the following different activity tests, discussing the applied value of cosmetics.Ⅰ.

摘要 本研究主要利用有机合成方法，将具有不同数量及在不同位置之羟基取代之安息香酸及咖啡酸分别与胺基苯酚化合物进行醯胺化反应，得到一系列高产率之多酚醯胺类衍生物(1~40)，经由下列不同活性测试方法，探讨其化菻~上的应用价值。

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In general, juice from ripe fruits contained higher total quantities of phenolic compounds, condensed tannins, flavonoids and scopoletin, and thus exhibiting better scavenging capacity for free radical, superoxide anion radicals and H2O2 and higher ACE inhibitory activity.

一般而言，成熟的诺丽果含有较高的总酚化合物、缩合单宁、类黄酮和7-羟－6-甲氧香豆素。因此具有较佳能力以扫除自由基、超氧阴离子和过氧化氢及较强ACE抑制力。

With regard to functional components, final baked Toona Sinensis contained polyphenol and total flavonoids.

在机能性成分测定中，证实添加香椿之土司经过高温烤焙后，仍可保有总酚及总类黄酮含量。

SPMDs filled with triolein, and goldfish were simultaneously exposed to nine moderately hydrophobic hydrophobic chlorophenols and nine weakly hydrophobic nitroaromatics respectively, from water in laboratory continuous-flow experiments.

针对氯酚和硝基芳烃两类、各九种有毒有机污染物，在实验室内分别进行了流动体系下SPMD模拟采样动力学研究，并和鱼体富集进行平行比较，探讨了半渗透膜采样技术对中、低等疏水性污染物进行监测的可行性和机理。

The yield was 47.3%. A series of21 azo-1,3,4-thiadiazole compounds were synthesized by diazotizing of2-amino-5-alkyl-1,3,4-thiadiazole with nitrosylsulfuric acid, then couplingwith phenol, substituted phenol or naphthol. The yields were 19.6～58.8%.16 of them were new compounds.

制得的2-氨基-5-烃基-1，3，4-噻二唑用亚硝酰硫酸进行重氮化，再与苯酚、取代苯酚或萘酚发生偶合反应合成了21个偶氮-1，3，4-噻二唑类化合物，其中16个为新化合物，收率为19.6～58.8％。

Results: The hairy root was successfully induced and the hairy root culture system was set up; The opines assay was positive for mannopine and agropine; The result of determination showed that there were a lot of anthroquinone constituents in the rhubarb hairy root and the contents of rhein, aloe-emodin, emodin or 8-O-methylchrysophanol were respectively higher than those in wild plant root.

结果：诱导出了天山大黄发根，并建立了发根离体培养系；从发根中检测到甘露碱、农杆碱的存在；定量分析发现，天山大黄发根中含有多种蒽醌类成分，其中大黄酸、芦荟大黄素、大黄素、大黄酚-8-甲醚的含量分别高于原植物根中的含量。

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。