黄酮

ObjectiveTo establish the determination method of content of isoflavones in Trifolium pratense Fenji by UV spectromertry and control the quality.

目的建立红车轴草总异黄酮粉剂中总异黄酮含量的测定方法，从而对该品进行质量控制。

Extraction technology of flavonoids in Agrimonia pilosa was studied by orthogonal experiment.

采用正交试验法研究仙鹤草中总黄酮的提取工艺，考察了浸提液浓度、浸提温度、浸提时间、浸提次数、液料比等 5个因素对仙鹤草总黄酮含量的影响。

But these studies have not been reported.In this paper,extracting and separating technology on pectin and flavonoids from Akebia trifoliate koiaz peels was studied.

本文主要探讨了从三叶木通果皮中提取果胶与黄酮的最佳方法，这为将来生产上从三叶木通果皮中大量提取果胶和黄酮提供技术支持，以提高三叶木通的社会经济效益。

The content of five free-anthraquinones (aloemodin, rhein, emodin, chrysophanol, physcion) in Alc95% active part were simultaneously determined by HPLC method.

其中7，3'-二羟基-5'-甲氧基异黄酮是自然界中罕见的B环为间位二取代的异黄酮类化合物，为新化合物。

This product not only contains rhodopsin, flavonoid and anthocyanidin glucoside, but also is replenished with seabuckthorn (containing VA, VC, VE, VK, VB1, VB2, flavonoid, and coumarin etc.) and concentrated carrot essence, which make it more nutritious and easier to be absorbed by the body.

蓝莓果精不仅保留了蓝莓果中的天然视紫质和类黄酮、花色素甙等成分，而且因添加了沙棘含有维生素A、C、E、K、B1、B2、黄酮类、香豆素等）、胡萝卜浓缩素，使其营养成分更加丰富并且更容易被人体均衡吸收。

Spraying with chitosan of different concentration significantly increased the content of chlorophyll ,anthoxanthin ,chlorogentic acid, polyphenal ,soluble protein and total soluble sugar of Broccoli flowers. 40 mg L-l chitosan showed the most remarkable effet,compared to control, the content of chlorophyll ,anthoxanthin ,chlorogentic acid, total soluble sugar and soluble protein of treated Broccoli flowers increased by 64.4%,282.5%,35.6%,16.2% 22.7% respectively.PAL and PPO are key enzymes in synthesize of phenolics.No relation was found between phenolics synthesize and PAL activity in Broccoli flowers,but it showed positive relation between phenolics synthesize and PPO activity.

研究表明，本研究中，不同浓度几丁聚糖喷施对青花菜花球的叶绿素、类黄酮、绿原酸、多酚总量、可溶性蛋白及可溶性总糖的含浙江大学硕卜学位论文(2004)量有显著增加，其中以浓度为40mgL一'影响最为显著，花球中的叶绿素、类黄酮、绿原酸、可溶性总糖、可溶性蛋白分别较对照提高64.4%、282.5%、35.6%、 16.2%、22.7%，苯丙氨酸解氨酶、多酚氧化酶是酚类物质合成中关键酶，花球内酚类物质合成与苯丙氨酸解氨酶的活性没有一定的相关性，而与多酚氧化酶的活性呈正相关。

One of the research focus of flavonoids is their obvious effect of antioxygenation and removing the free radical on.

植物黄酮研究热点之一是其显著的抗氧化和清除体内自由基作用，即大多数植物黄酮对糖尿病(diabetes mellitus，DM)有较好的防治作用。

Abstract］ Objective: To establish the method of total flavonoids and HPLC fingerprint in Bupleurum scorzonerifolium Willd..

目的：建立春柴胡总黄酮含量分析方法及黄酮类成分的高效液相色谱指纹图谱。

Objective: To establish the method of total flavonoids and HPLC fingerprint in Bupleurum scorzonerfo1iurn Wilid.

目的：建立春柴胡总黄酮含量分析方法及黄酮类成分的高效液相色谱指纹图谱。

Butea Superba - High Flavonoids and Flavonoid glycosides with c-AMP Phosphodiesterase potent inhibitor Butea Superba is Twinning woody long life herbal plant exist only in Thailand from the central part, eastern part, western part till the northern part of Thailand.

化妆品木高黄酮和黄酮甙与c安培磷酸二酯酶抑制剂化妆品是木结木本长寿中草药植物只存在于泰国中部，东部，部分西方到泰国的北部地区。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。