糖合成

OBJECTIVE Synthesize flavone and flavonone ,and test their inhibition activity towards aldose reductase.

目的对采用化学方法合成的黄酮及二氢黄酮母体对醛糖还原酶的抑制活性进行测试。

The condition of the reductive alkylation was optimized and the overall yield was greatly increased.

本论文的第二部分是醛糖还原酶抑制剂SNK-860的合成研究。

Synthesis of Glycosides of Arabinose Ⅱ.

阿拉伯糖苷类化合物的合成Ⅱ。

The editor has collected recent findings on the synthesis, properties, and use of new kinds of sugar-based surfactants in medical and biophysical applications.

编辑收集了最近的调查结果的合成，性能，并使用新的种糖基表面活性剂在医学和生物物理应用。

Examples of humectants include lactic acid, urea (the urea found in creams is synthetically produced by combining one molecule of carbon dioxide with two molecules of ammonia and not obtained from urine), hyaluronic acid (able to retain 1000 times its weight of water), propylene glycol, glycerin, sorbitol, gelatin, lecithin, sodium pyrrolidone carboxylic acid, and butylene glycol.

常见的湿润剂有乳酸，尿素（面霜里的尿素来自于二氧化碳和氨分子的合成而不是从尿中提取的），透明质酸（能保持自身成分1000倍的水分），丙二醇，丙三醇，山梨糖醇，明胶，卵磷脂，吡咯钠，羧基酸和丁二醇。

Schizophyllum commune AS 5.391 can produce CDH and the CDH production is induced by cellulosic substrates. Cotton is the best inducer for CDH production.The lignin model compound veratryl alcohlo has no effect on CDH production.

裂褶菌 Schizophyllum commune AS 5.391可以合成纤维二糖脱氢酶，CDH的合成受底物的诱导，在以纤维素为底物的培养基中才能合成该酶，随着纤维素结晶度的增加诱导作用也越强，以棉花的为最好。

Author had started the research on design and synthesis of heterocycles several years ago, mainly focused on the design and synthesis of imidazole, thiazole, tetrazole derivatives and their glucosides, in which most of them may have some particular bioactivities.

本论文主要是围绕具有生理活性含氮杂环化合物的设计与合成而展开的，在论文工作中我们应用液相&一锅法&和固相组合化学方法进行了咪唑环、噻唑环、四氮唑环等具有生理活性的杂环化合物及其糖苷的合成。

Stereoselective synthesis of 2-deoxy-β-glycosidic linkage has been found to be one of the most challenging tasks in the synthesis of these natural products.

在合成这些天然产物时，立体专一的合成2—脱氧β糖苷是其中的一个难题。

The expression of phosphorylase gene in stigma and style may beinvolved in regulating glucose metabolism and glucoprotein synthesis during pollengermination and pollen tube growth.

磷酸化酶基因在柱头和花柱中的活跃表达可能与花粉萌发和花粉管生长过程中的葡萄糖代谢和糖蛋白合成有关；磷酸化酶可能参与雌蕊及颖果发育过程中过渡性淀粉和储藏性淀粉的合成、分解和转运。

Among analyzed 197 synthetic genes on chip, approximately 60 genes have been expressed, including 18 two-component/kinase, 10 glycolysis/TCA, 3 gene clusters, 7 regulators, 5 asaption/celldivision/differentiation/sporulation, 4 transport/binding proteins, 2 chaperones, 5 RNA polymerase sigma-factors, 3 transcription/translations, 2 fatty acid synthesises and 1 RNA polymerase β subunit.

对芯片上的197个合成基因进行分析：大约有60个基因进行了表达，其中包括18个双组分或激酶基因；10个糖酵解或者三羧酸循环途径基因；3个阿维基因簇；7个调节基因；5个细胞分化或孢子形；4个运输或固定基因；两个伴侣分子；5个RNA聚合酶σ因子；3个转录基因；两个脂肪酸合成基因；1个RNA聚合酶β亚基。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。