黄酮

There is linear relationship between the chemical shifts of B ring protons and the substituent parameters.

四、对14个合成的B环对位取代异黄酮化合物核磁共振氢谱进行了研究。

aim: to establish qualitative and quantitative analysis methods of 7, 4′ bihydroxylisoflavone 3′ sulfonate.

目的：建立7，4′二羟基异黄酮 3′磺酸钠的定性和定量分析方法。

Then superfusion of celiac ganglia with Flavonoids (10~100ug/ml) would converted subthreshold PSP to action potentials, The effects

推测EGb和银杏黄酮对交感神经节细胞的作用可能与细胞当时所处的机能状态有关。

In this study, the extracting of flavonoids from sweet potatoes and the antioxidant activities of the extracts were investigated.

作者研究了从红薯中提取黄酮类活性物质的最佳方法以及该提取物的抗氧化性。

It was found that total flavones and protein content in tartary buckwheat germplasm exhibited wide genetic diversity, and some tartary buckwheats with high quality were seleted.

研究认为苦荞麦种质资源的总黄酮和蛋白质含量存在较为丰富的遗传变异并在鉴定评价基础上筛选出一批品质优异的苦荞麦资源。

Objective: To investigatre appropriate macroporous resins and the optimal technological parameters of the purification process of tartary buckwheat total flavonoids.

中文摘要：目的：筛选分离苦荞总黄酮精制的最佳树脂型号及最佳工艺。

ABSTRACT:OBJECTIVETo detect the content of total flavonoids in the corn tassel beverage.

建立玉米须饮料中总黄酮含量的测定方法。

Purified degree of flavonoids was 78. 21 %. Purification of terpene lactones was improved without losing activity.

经分析检测，黄酮类化合物产品的纯度达到78.21％，萜内酯类化合物的纯度达到12.64％，且保持了较好的生物活性。

Light spectrum affected the contents of flavonoid and terpene,the photosynthetic rate,PAL activity,and relative stem growth.

通过大田和盆栽试验研究了光质及光照时间对银杏叶黄酮和内酯含量的影响。

It was showed that separation of flavonoids and terpene lactones with pretreating raw material solution by foam separation technology had simple working procedure and increased efficiency.

此工艺实现了黄酮类化合物和萜内酯类化合物的初步分离，减轻了精制过程的负担。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。