查询词典 betaine

Capric betaine was prepared through ammonolysis of α-chlorododecanoic acid with trimethylamine. The participation effect of the neighboring carboxyl group of α-CDA on dynamics and thermodynamics of the reaction was investigated.

以α-氯代十二酸与三甲胺的氨解反应制备α-癸基甜菜碱，研究了α-CDA在与三甲胺氨解反应中邻位羧基对反应动力学和热力学的影响。

METHODSUsing the even designment to optimize the extraction conditions of the semi-bionic extraction for Qixuesheng oral solution,with astragaloside Ⅳ,panaxadiol,asafetida acid,betaine,polysaccharide and extract weight taken as the indexes.

以黄芪甲苷、人参二醇、阿魏酸、甜菜碱、多糖、干浸膏为指标，采用均匀设计优选其半仿生提取法的工艺条件。

In this study, BADH, gene encoding the key enzyme in betaine biosynthesis, which was isolated from Atriplex hortensis, and SeNHX1, a vacuole Na+/H+ anitiporter in Salicornia europhaea L., were used to transform the tobacco to improve the salt tolerance.

本研究拟用耐盐性较强植物山菠菜中的甜菜碱合成关键基因BADH和盐生植物盐角草的液泡膜Na+/H+ anitiporter基因SeNHX1对模式植物烟草进行转化，以确定其各自在耐盐性方面所起的作用。

Ingredients:aqua, decyl glucoside, coco-betaine, lauryl glucoside, sucrose laurate, glycerin, betaine, coco-glucoside, sodium cocoyl hydrolyzed soy protein, parfum, glyceryl oleate, sodium chloride, xanthan gum, glucose, citric acid, glucose oxidase, lactoperoxidase, benzyl benzoate, geraniol, linalool

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The results showed: With the aggravation of salinization and alkalization, content of betaine and activity of betaine aldehyde dehydrogenase increased.

结果表明：甜菜碱含量和甜菜碱醛脱氢酶活性随着土壤盐碱化程度的加重而增加。

Six, which was the most serious in salinization and alkalization, content of betaine arid activity of betaine aldehyde dehydrogenase of Leymus chinensis were the highest.

在盐碱化程度最重的6号样地羊草叶片中积累了较高含量的甜菜碱可能是羊草耐受盐碱胁迫的主要原因之一。

After discussion of the relationship among idioblastic cells,tolerance to abiotic stress and betaine,the author thought the reason of transgenic plants having an increased number of idioblastic cells was that BADH was introduced and much betaine might be synthesized.

通过对异形细胞、植物抗逆性、甜菜碱三者之间的关系讨论，认为转基因植株异形细胞数量多是由于BADH基因的导入可能合成了较多甜菜碱。

Mainly engaged in sodium azide, barium azide, three phosphorus nitride Friday, phenyl isothiocyanate, 1 - phenyl -5 - mercapto-tetrazole, 4 - dimethylamino-pyridine, 2 - mercapto--5 -- methyl-1,3,4 thiadiazole, N-hydroxy phthalimide, anhydrous betaine and betaine hydrochloride, such as fine chemical raw materials and medicine, pesticide intermediates of the development, production and sales.

主要从事叠氮化钠，叠氮化钡，五氮化三磷，异硫氰酸苯酯，1-苯基-5-巯基四氮唑，4-二甲氨基吡啶，2-巯基-5-甲基-1，3，4噻二唑，N-羟基邻苯二甲酰亚胺，无水甜菜碱及甜菜碱盐酸盐等精细化工原料及医药、农药中间体的开发、生产和销售。

Methods The PCR enhancers,like dimethyl sulphoxide,glycerol,betaine and betaine of different concentrations were put into the LD-PCR mixture,then the results of amplification were compared.

在LD-PCR反应体系中加入DMSO、甘油及不同浓度的甜菜碱进行LD-PCR扩增，比较扩增结果。

In higher plants,glycin betaine is synthesis from choline by choline monooxygenaseand betaine aldehyde dehydrogenase.

在高等植物中，甜菜碱是由胆碱经胆碱单加氧酶(choline monooxygenase，CMO)和甜菜碱醛脱氢酶(betainealdehyde dehydrogenase，BADH)催化生成的。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。