查询词典 caffeic

The result of polyhydroxy benzamides for whitening, the activity evaluation of tyrosinase inhibitory, it has apparently effect on the caffeic acid, gallic acid and 2, 5-dihydroxybenzoic acid of amide derivatives (IC50 = 62.41~130.28 μg/ml), but some of the compounds show apparently the activity of tyrosinase inhibitory,(ex:IC50 = 71.70 μg/ml of compound 12 and 57.26 μg/ml of compound 24) inhibitory efficacy.

多酚醯胺化合物在美白活性结果，抑制酪胺酸酶活性评估，以咖啡酸、没食子酸及2， 5-二羟基苯甲酸之醯胺衍生物效果最为显著(IC50 = 62.41~130.28 μg/ml)，但也有少酗坐あX物显示出明显抑制酪胺酸酶活性能力，如(Compound 12之IC50 = 71.70 μg/ml、Compound 24之IC50 = 57.26 μg/ml)也出现较强之抑制酪胺酸酶活性能力。

Eight phenolic acids in Satsuma mandarin during maturity were determined by high-performance liquid chromatography coupled with photodiode array detector in this study, which were:protocatechuic, p-hydroxybenzoic, vanillic, caffeic, p-coumaric, ferulic, sinapic and chlorogenic.

采用HPLC-PDA测定了不同成熟期温州蜜桔中八种酚酸的含量，即绿原酸、咖啡酸、对香豆酸、阿魏酸、芥子酸、原儿茶酸、对羟基苯甲酸和香草酸。

The important role of hydroxycinnamic acids,i.e.,caffeic acid, chlorogenic acid,sinapic acid,ferulic acid,3-hydroxycinnamic acid (3-HCA) and 4-hydroxycinnamic acid(4-HCA) as the pBR322 plasmid DNA-Cleaving agents in the presence of Cu ions was investigated.

我们研究了羟基肉桂酸衍生物即咖啡酸、绿原酸、芥子酸、阿魏酸、3-羟基肉桂酸(3-HCA)和4-羟基肉桂酸(4-HCA)在Cu存在下诱导pBR322质粒DNA链断裂损伤情况，结果发现HCAs的促氧化活性与它们的分子结构有密切的关系，具有邻二羟基结构和邻二甲氧基羟基结构的化合物表现出了更高的促氧化活性，其中CaA的活性最高。

A simple, fast, and reliable method based on capillary electrophoresis with electrochemical detection was developed for the separation and determination of rutin, ferulic acid, vanillic acid, chlorogenic acid, quercetin and caffeic acid in Radix Astragali and its medicinal preparations.

采用毛细管电泳－电化学检测法对中药黄芪的主要活性成分芦丁、阿魏酸、香草酸、绿原酸、槲皮素和咖啡酸进行了分离和测定。

The major bioactive components in a Chinese herb named Polygonum perfoliatum L. including ferulic acid, vanillic acid, quercetin, caffeic acid and protocatechuic acid were simultaneously determined by capillary electrophoresis with electrochemical detection in this paper.

采用毛细管电泳-电化学检测法同时分离测定了中药杠板归中的阿魏酸、香草酸、槲皮素、咖啡酸、原儿茶酸等主要生物活性成分的含量。

Chemically, propolis is exceedingly complex and contains a rich variety of potent terpenes and benzoic, caffeic, cinnamic, and phenolic acids.

从化学成分分析，蜂胶是极度复杂的并且富含了有效的萜烃，安息香酸，咖啡酸，苯乙烯酸和酚酸。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。