L-canavanine, the analog of L-arginine ,is a natural non-protein amino acid.

刀豆氨是一种天然的非蛋白质氨,L-精氨的类似物。

The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催化脱氢制备氨的研究发展情况。

Reduction of azides is an important method to introduce amino group to organic molecules.

叠氮还原是向有机分子中引入氨的重方法。

The corresponding solving methods,exsiting in the determination of the amino nitrogen by Nashi colormetric method.

针对纳氏比色法测定氨氮过程中存在的问题,提出了相应的解决办法。

Ingredients:amino acid protein，ginseng essence，macromolecule sunproof factor，mulberry whitening extract etc.

氨蛋白、人参精华、高分子防晒剂、桑树净白精华等。

L-arginine is an imperative ingredient and material in producing compound amino acid injecta and composing other medicines.

精氨是生产复方氨注射液不可缺少的，是进一步合其它药物的重氨原料。

The phylogenic tree of PLRV isolates was established according to the amino acid sequence of coat protein.

依据PLRV外壳蛋白氨列建立了PLRV不同分离物的系统进化树。

Amino phthalhydrazide was synthesized from phthalic anhydride by four steps of nitrationidehydration, hydrazinolysis and reduction reactions in this paper.

以邻苯二甲酐为原料,经硝化、脱水、肼化、还原等步骤合了3-氨邻苯二甲酰肼。

General approaches involve the nucleophilic cycloalkylation, carbenoids addition of certain amino acid derivatives and derivatization from simple cyclopropane compounds.

制备方法包括对简单氨衍生物的亲核环烷化、类卡宾加以及简单环丙烷化合物的衍生化合等。

Diester,diimide and dipeptide mimic compounds were synthesized by conjugated the amino groups and acid groups with diols or diacids links.

通过酯化、酰胺反应由不同的二醇或二连接加巴喷丁和普瑞巴林合二酯、酰胺、拟肽类等化合物。

Aspartic acid An AMINO ACID formed by transamination, in which the amino group of dlutamic acid is transferred to oxaloacetic acid.

由转氨作用形的一种氨，谷氨的氨团被转移到草酰乙中。

Nonnatural amino acid 3-(4-thiazolyl)-D,L-alanine hydrochloride and its four intermediates were synthesized, their structures were detenmined by IR,NMR,elementary analysis and melting point.

合了非天然氨3-(4-噻唑)-D，L-丙氨盐盐以及三个中间体，其结构分别通过红外光谱、核磁共振、元素分析、熔点等测试手段得到确证。

In this paper,W amino polyoxyalkylene were synthesized by two steps.In the first step,polyoxyalkylene were brominated.In the second,the brominated polyoxyalkylene were aminated.

本文用聚乙二醇先溴代，再氨化的二步合法，合了胺单取代聚乙二醇衍生物。

Conclusions:Short-chain fatty acids can improve mucosal morphology,preserve enterocyte ultrastructure,and enhance amino acid absorption of isograft after small bowel transplantation in rat.

短链脂肪能维持大鼠移植小肠粘膜形态，减轻移植肠上皮细胞超微结构损伤，并能改善移植肠对氨的吸收能力。

The application of transketolase for industrial purpose, such as production of ethanol, biosynthesis of aromatic amino acids and enantiotopic chemicals were reviewed.

本文综述了该酶的工业生产及应用领域，如乙醇生产，芳香族氨和手性物质的生物合等。

Amino acid analysis showed that the inactivation of the enzyme was due to the modification of the arginyl residue by butanedione( Table3).

氨分析表明,酶的失活是因为丁二酮修饰了精氨残。

Amino-PVA-SPION alone was detectable in cytoplasmic endosome-like structures after 3 hours of incubation but resulted in early cell death after 24 hours.

经过三个小时的培养后，单个的氨化PVA-SPION能在细胞质的类内含体结构中被探测到，但是24小时后却造了早期细胞的死亡。

The combination of leucine， oxidation， and gluconeogenesis， which is using amino acid carbon to make glucose， results in a decrease protein mass.

所有这些因素，包括亮氨，氧化和糖异生增加导致蛋白质减少。

Applied during hemodialysis, the effect rate were 8.3%, 71.4%, 68.2% respectively in midodrine hydrochloride tablet group compound amino acid group, 50% glucose group.

在透析中出现症状后应用，有效率分别为：盐米多君8.3%，复方氨71.4%，50%葡萄糖68.2%。

There are two reactive groups, amino and butoxy in the borate ester molecule.The structure of the borate ester was characterized by IR spectrum.

［中文文摘］通过分子结构设计,合了一种氮-硼内配位结构的硼酯偶联剂,解决了硼酯水解稳定性差的问题,同时分子结构中含有氨、丁氧等活性团。