查询词典 enzyme

The purpose is to study the enzyme characterizations of neutral protease fermented by synergism strains of Bacillus natto SH and B1. The optimal reaction temperature, optimal reaction pH, pH stability, thermal stability, metal ions, surface-active agent, inhibiter, simulated intestinal environment on enzyme stability were determined by Folin-phenol method, diversify graphs of residual activity were drawed.

为研究纳豆芽孢杆菌SH和B1配伍发酵产物中中性蛋白酶的性质，通过Folin-酚法测定中性蛋白酶的最适作用温度、最适作用pH值、pH稳定性、热稳定性和金属离子、表面活性剂、抑制剂、模拟胃肠道环境对酶活力的影响，绘制相对酶活力变化图。

The basic principles of drug metabolism and its enzyme are discussed, with an emphases on the interindividual variations and ethnic differences of two monooxygenases (cytochrome P450 CYP2D6 and CYP2C19) and one conjugation enzyme (N-acetyltransferases).

综述近10年来国内外有关药物代谢酶的分子遗传学进展，介绍药物代谢酶的基本概念并重点探讨了具有遗传多态性的两种氧化酶（细胞色素P450酶 CYP2D6 ， CYP2C19）和一种结合酶的个体和种族差异。

For the enzyme extraction, with the ratio of enzyme/giant knotweed 1:500 at 50℃ for 90 min, the yield of resveratrol is two times more than that extracted by ethanol. For the microwave extraction with the ethanol content of 80%, the liquid ratio of 1:20, extracting by microwave for 60s at 510W, the yield of resveratrol is three times more than extracted by ethanol with enzymation 30 min by microwave for 10 s at 510 W.

酶法辅助提取白藜芦醇的适宜提取条件为：酶解温度为50℃、pH值为5.0、纤维素酶与虎杖粗粉质量配比为1：500、酶解时间为90 min，比传统乙醇提取法提取收率提高2倍；微波辅助醇提白藜芦醇的适宜提取条件为：以体积分数为80%的乙醇溶液为提取剂，料液质量比为1：20，在510 W功率下微波1.0 min，比传统乙醇提取法提取收率提高近3倍；利用酶微波结合提取白藜芦醇，酶解30 min， 510 W功率下微波10 s，提取收率提高3倍，缩短了提取时间，降低了生产成本。

The results showed that mucor protease was a kind of enzyme of strong induction. In addition to temperature,moisture and culture time,the ability of mucors producing profeinase were also closely related to culture methods,for example,the enzyme activity increased greatly when mucor was cultured with wheat bran and the leaven was turned over once as a lot of spores appeared.

结果表明，毛霉蛋白酶是诱导性很强的酶类，毛霉的产酶条件除与温度、培养时间、相对湿度等有关外，还与培养方式密切相关，以麦麸培养毛霉，当长有大量孢子时翻曲1次，可大幅度提高酶活力。

Conjugated enzyme :An enzyme that contains nonprotein component in addition to the amino acids.

酶的活性中心：酶分子中直接与底物结合，并催化其转变成产物的特定空间区域，是酶发挥催化作用的关键部位。

In order to quickly screen and detect the enzyme activity of UNG, a nonradioactive enzyme assay were developed.

为了快速有效地进行重组表达产物的酶活性筛选和鉴定，我们建立了一套实用的非同位素检测技术。

Methods ATP enzyme kit method, respectively, set 10,50,250,500,800 μM / L of TMT and Ouabain experimental tubes, pipes and control settings TMT, Ouabain corresponding dose of control tubes, each of the three parallel A total of 66, were measured by enzyme activity NKATP the tube.

参照ATP酶试剂盒测定方法，分别设定10、50、250、500、800μM/L的TMT和Ouabain实验管，设定空白对照管和TMT、Ouabain相应剂量的对照管，每组平行三份共66管，分别测定各管NKATP酶活力。

The expression and activity of the thiamine-dependent enzyme, transketolase--the pacemaking enzyme of the reductive pentosephosphate pathway, is consequently decreased.

维生素B1依赖性酶（转酮醇酶——还原型戊糖磷酸循环的限速酶）的表达及活性下降。

Trough process of high pressure protein and enzyme react with irreversible denaturation in order to sterilize and passivate enzyme.

我国超高压食品市场尚处空白，将超高压杀菌技术引入食品饮料行业是明智之举，颇具前瞻性。

It was found that peanut oil extraction rate and peanut protein production were greatly improved by using an enzyme complex containing cellulase, pectase together with protease to treat the ground peanut seeds in the process of aqueous oil extraction. The optimum parameters for enzyme treatment were addition of 0.3% complex cellulose, and reaction at pH 6.4, 49℃ for 4 h.

对花生采用水相酶解法制油与蛋白质提取，与水剂法相比能显著提高油及蛋白质得率；在对不同的酶对比使用后发现，使用包含纤维素酶、果胶酶、蛋白酶的复合酶效果比单一酶好；经优化实验得出酶处理的最适参数为：加酶量0.3%，酶反应时间4h、pH6.4、温度49℃，此条件下，花生油及花生蛋白质得率可分别达95.4%和74.6%。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。