类黄酮

This work solves the assignments of uncertain C3 and C1′ NMR signals in the previous literature and will be helpful to study the structures of this kind of new isoflavone compounds by 2D NMR spectroscopy and bioactive compounds in puerarin lobate directly by diffusion2chemical shift 2D NMR.

这些工作有助于利用二维核磁共振技术研究和确定含季碳较多的异黄酮类新化合物的结构和利用扩散相关的核磁共振新技术研究葛根的生理活性成份与靶分子相互作用。

An active isoflavone compound 3′methoxy puerarin was isolated from puerarin lobate.

3′ 甲氧基葛根素是从常用中药野生葛根中分离提取出来的一种具有很强生物活性的异黄酮类化合物。

In natural drug, isoflavone compounds have specific medicative effects. The reaction between metal ions and isoflavone has not known too much now.

天然药物中的异黄酮类化合物是有明确药效但其与金属离子之间的作用却研究甚少的一类化合物。

The traditional Chinese medicine thought its nature is cold,the solvable bothersome painfullyhot sun,the cold and heat consumption,in the accent induces perspiration,put someone in theknow,kills the fishy smell,has the very high for medicinal purposes value,in the modernresearch discovery fermented soybean includes nutrients soybean protein,many kinds ofmineral substance,multivitamins,linoleic acid,phosphatide,meals textile fiber and SO on,butalso includes the many kinds of biological activity ingredient for example:the soybeanmulti-peptides,the soybean low polyose,melanoidin,the soybean isoflavone class and SO on,they have the special health care function.

豆豉与酱油、腐乳、豆酱并列为我幽四大传统大豆发酵制品。它味道鲜美，既可直接食用又可作烹饪菜肴的调味料。传统中医认为它性寒，可解烦热毒，寒热虚痨，调中发汗，通关节，杀腥气，具有很高的药用价值；现代研究发现豆豉中含有大豆蛋白、多种矿物质、多种维生素、亚油酸、磷脂和膳食纤维等营养物质，还含有大豆多肽、大豆低聚糖、蛋白黑素、大豆异黄酮类等多种生理活性成分，它们均具有特殊的保健作用。

To 1. 2%. The contents of Dihydromyricetin and myricetin were varied with seasons and places. All dates above identified that the plant is a very important botanical resource which has wide developing future.

DMY系黄酮类化合物中重要的一元，具祛痰、消炎、止咳、降脂、保肝护肝等等非常重要的生理活性作用，该结果进一步证实，该植物是一种开发前景非常广泛的天然野生植物。

Objective To observe the effects of a flavonoid substance naringin on the expressions of ROS-related enzymes in endothelial cells and explore its anti-oxidation mechanism.

目的 观察黄酮类物质柚皮甙对血管内皮细胞活性氧族产生和清除酶类水平的影响，探讨其抗氧化作用机制。

By the way of medicinal chemistry, it has been proved that the virtual component of Gu-Sui-Bu is naringin,a type of flavone.

现代中药药物化学研究证实骨碎补中的有效成分主要为一种黄酮类化合物——柚皮苷。

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)。

Hydroxylethyl peroxyl radical was chosen to act as a model of lipid peroxyl radical in thekinetic studies of its reaction with several typical flavonoids.

本论文选择了α-羟乙基过氧自由基作为脂质过氧自由基的模拟物，研究了它与几种典型的黄酮类化合物的反应动力学。

This result again showed that in the process of the reaction of flavonoidswith α-hydroxy ethyl peroxyl radicals, 2,3-double bond in the C ring of flavonoidsplays a more important role than o-dihydroxy in the B ring.

这进一步说明了黄酮类化合物与有机过氧自由基反应的过程中C环2，3双键比B环邻二羟基起着更重要的作用。

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。