A computational study on Regio-and stereoselectivity of amino sugar synthesized by the 1,3-dipolar cycloaddition reactions

1、

N acetyl D glucosamine ( NAG) is an important amino sugar with a lot of physiological activities and functional properties.

乙酰-D-葡糖胺是一种具有多种生理活性和功能性质的重要氨基糖。

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2、

A capillary electrophoresis-laser induced fluorescence-intensified charge coupled device system was used for the high-sensitivity analysis of amino sugar.

利用毛细管电泳－激光诱导荧光－增强型电荷耦合器件系统，高灵敏度检测了痕量氨基糖。

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3、

Amide N and amino sugar N achieved to the maximum value at 21d during composting.

酰胺态氮、氨基糖态氮在堆肥的第21d达到最高峰。

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4、

Determination of total amino sugar of COS by acid hydrolysis was discussed.

在氨基总糖含量的测定中，着重研究了影响测定的关键步骤即酸水解的条件。

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5、

Effects of nitrogen supply level on microbial transformation of amino sugar in a mollisol amended with maize straw

不同供氮水平对施用玉米秸秆后黑土氨基糖转化的影响

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6、

Results: The VH gene contained 369 base pairs encoding 123 amine acid resides. Analysis of the nucleotide sequence of the light chain variable region revealed that the VH sequence was 87% identical to the sequence present in mouse Ig VH region.

结果：VH基因序列全长369个碱基对，编码123个氨基酸，通过国际联机检索及Kabat库扫描证实，该VH基因符合小鼠免疫球蛋白可变区基因特征，同源性最高达87%。

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7、

The contents of water-dissolved sugar, rough fat, rough protein and amine acid of the cottonseed kernel were measured, in terms of two upland cotton varieties of XinLu-Zao and Xin-Lu-zao 3 in this paper.

测定新陆早1号和新陆早3号两种陆地棉品种棉籽仁的水溶性糖、粗脂肪、粗蛋白和氨基酸含量。

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8、

The diaphoretic amine acid salts' chelator chelating properties was best, and novel amino poly-carboxylic acid chelating agents has a relatively good performance and a good chelating ability, and we could further expand the research work.

得出二硫代胺基甲酸盐类螯合剂螯合性能最好，且新型胺基多羧酸类螯合剂有比较优良的性能和良好的螯合能力，可以进一步拓展研究工作。

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9、

Experimental result shows that actin can mutual effect with p53 in its defect cells, and it is interesting that this mutual effect will be abolition when the three amine acid of p53 are all changed into alanine.

实验结果表明，肌动蛋白能在P53缺陷细胞PC3（P53-/-）中，与P53相互作用，这种作用在15、18和20这三个位点氨基酸共同突变成丙氨酸后消失了。

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10、

The natural surface active substance obtained from the sapindus mukorssi contains terpenoid, steroid saponin, amine acid, protein, vitamin, oleic acid, oil and so on.

从无患子中提取出天然表面活性物质。该表面活性物质中含有萜类甾体皂甙及氨基酸、蛋白质、维生素、油酸、油脂等。

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11、

It almost contains all the essential amine acid, meanwhile, It can raise the contents of calcium and phosphor by forming microne because it is the only solidifiable lactoprotein.

酪蛋白含有几乎全部的必需氨基酸，是唯一可凝固的乳蛋白，可与钙、磷形成稳定的微胶粒而提高对乳中钙磷含量的吸收。

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12、

An experimental study on changes in plasma amine acid pattern following hepatectomy

肝切除术后血浆氨基酸谱变化的实验研究

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13、

The first line was written on one acid trip one weekend

第一句歌词是在一个周末的药物迷幻体验里写出来的

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14、

But when Padgett went back home, he immediately went on the longest drugless acid trip of all freaking time.

可是，帕吉特回家后，立刻出现非药物所致最长时间的恼人幻觉。

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15、

Francis Crick reportedly claimed to have envisioned the structure of DNA during an acid trip.

有报道称，弗朗西斯克里克是在嗑药以后出现幻觉而发现了DNA。

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16、

that the vocabulary and the grammar of different languages gives everybody a different kind of acid trip, so to speak.

不同语言的词汇和语法结构给了每个人不同的思维方式，类似于此。

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17、

High dosage of grassleaf sweetflag rhizome could remarkably decrease the water content of brain tissue and MDA level and inhibit the apoptosis of brain tissue cells while increase the activity of SOD and GSH-Px.

高剂量石菖蒲能明显降低脑缺血大鼠脑含水量和MDA水平，抑制脑组织细胞凋亡，增加SOD含量及GSH-Px活性。

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18、

The preparation of α asarone from volatile oil of grassleaf sweetflag rhizome via alkali fusion was investigated.

对KOH熔融法从石菖蒲挥发油（以下简称挥发油）制备α细辛醚的工艺过程进行了研究。

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19、

Study of the Preparation of α-Asarone from Volatile Oil of Grassleaf Sweetflag Rhizome

石菖蒲挥发油制备α-细辛醚的研究

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20、

Determination of the Contents of α and β asarone in Grass leaved Sweetflag

石菖蒲中α、β-细辛醚含量的测定

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