保护基

The protective effect of dl-3- n- butylphthalide on brain damage 24 h after closed head injury in mice was investigated.

研究了丁基苯酞对小鼠闭合性脑外伤24 h后脑损伤的保护作用。

Firstly, a Ni complex 2 of glutamic acid Schiff base was formed in a 98% yield from chiral auxiliary 2-benzopheone (1) with nickel chloride hexahydrate and L-glutamic acid.

报道了一种采用谷氨酸席夫碱Ni配合物共保护L-谷氨酸α-氨基和α-羧基合成谷胱甘肽(γ-L-谷氨酰-L-半胱氨酰-甘氨酸)的新方法。

After intestinal obstruction 72 hours, the NO of plasma, MDA, histaminase of the plasmal all decreased, but SOD of the plasma and tissues were increased.

2大承气汤、复方丹参合剂和活血承气合剂均有不同程度的抗氧化、清除脂质过氧化自由基、减少细菌移位和增强肠屏障保护作用。

Probably the intestinal barrier function correlates with decreasing [Ca2+] of the Intestinal epithelial cells to lessen the intestinal epithelial cells injury and decreasing the release of histaminase in the Intestinal epithelial cells.(4) Fufangdanshen mixture can enhance effects of Dachengqi herbs in treating incomplete intestinal obstruction.

4活血承气合剂肠屏障保护作用可能与抗自由基及降低小肠粘膜上皮细胞内钙离子超载，从而减轻小肠粘膜上皮细胞损伤，降低小肠粘膜上皮细胞组胺酶的释放有关。

In the first chapter of this thesis, we prepared the desired β-amino acid ester starting from 1-tridecanol and converted it to the corresponding γ-amino alcohol via LAH reduction and hydrogenolysis.

在论文的第一章，我们从十三醇出发，以S型苄基保护的α-甲基苄胺为手性源，经过多步反应制得光学纯的β-氨基酸酯衍生物。

In currence, se- GSH- PX activity have been been used as a standard of Selenium nourishment, GSH- PX is an extremely important protection enzyme in anti oxida- tive defend system of organize and cell of animal.It clear hydroxy radical and hyperoxide in cell respir- ation metabolism reaction ,thereby, mai- ntain cell's normal physiological function, prote- ct biomembrane and biomacromolecule from oxidative damage.If the activity is high or not, effect the ab- ility that the organize clears hyperoxize lipi- d ,directly.

目前，含se-GSH-PX活性已被作为se营养状况可一个指标，该酶是动物组织细胞抗氧化防御系统中一个极为重要的保护性酶，它是以还原型GSH为底物的谷胱甘肽参与的过氧化反应，清除细胞呼吸代谢反应过程产生的羟自由基和过氧化物，从而使细胞能维持正常的生理功能，保护生物膜和生物大分子结构免受氧化损伤。

Highly selective acylation at C-5 of indole was realized and a new method was established in the synthesis of TIMs.

采用三氟乙酰基作为吲哚C-3的保护基团，在路易酸催化下使吲哚的酰化反应高选择性地发生在5-位。

A kakapo parrot, Sirocco, will be the ideal ambassador for conservation because he would focus attention on the plight of endangered species, said Key.

这只鹦鹉名叫塞洛克，属于濒危的枭鹦鹉物种。约翰·基表示，赛洛克能够让人们关注濒危物种，因而是物种保护最理想的宣传大使。

Students paddle along the Kickapoo River, where a 20-year preservation venture stopped encroachment by developers.

学生桨沿基卡普河，那里有20年的开发保护企业停止侵犯的。

To further complicate matters, inside sources have revealed to Automotive News that Marchionne will in fact be in charge of day-to-day running of the carmaker, while Kidder will be responsible for protecting U.S.

为了进一步使问题复杂化，内部人士透露，以汽车新闻说，马尔奇奥尼实际上将负责日常运行的汽车制造商，而基德将负责保护美国财政部的利益。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。