酯酶

The thermal inactivation of penicillin amidase entrapped in AOT/isooctane reversed micelles was studied in detail.

研究了青霉素酰化酶在二-(2-乙基己基)琥珀酸双酯磺酸钠/异辛烷反胶团中的稳定特性。

With the fermenting very well,and improve Ethy1 caproate content by 500～800mg/L,and improve liquor quality by 2～3fens,and make the base liquor's characteristics of Luzhou-flavor liquor very well,Especially the additi.

在转型期间，添加活性干酵母和糖化酶，可以大大缩短转型期，在生产中添加活性干酵母，可以使主发酵期缩短2~5d，糟醅发酵更彻底，出酒率平均提高3.33%，同时，使酒中己酸乙酯平均提高500~800mg/L，酒质提2~3分，基酒具有很突出的浓香型主体香特征，特别是在度夏醅中使用，可以降低酒醅中的酸度，有效地防止掉排现象。

A technique using plant-hydrolases for determination of organophosphorus and carbamate pesticides in water has been developed.

应用植物水解酶抑制技术快速检测水样中有机磷及氨基甲酸酯类农药，对反应的温度、pH和时间进行优化。

Accordingly, further study of the characteristics of monascus esterifying enzyme and the improvement of relative technical control are of vital importance.

对酯化酶酶学特性的进一步研究及提高工艺控制的科学性至关重要。

Three extraction methods including hot water extraction, pectinase enzymolysis, and microwave extraction were compared and their effects on red date wine quality were analyzed.

结果表明，90℃热水浸提，浸提液发酵酒颜色呈枣红色，杂油醇含量最高，有浓郁枣香，但苦味重；果胶酶酶解浸提，浸提液还原糖含量最高，利于发酵，但发酵酒的甲醇含量过高；微波强化浸提，浸提时间和发酵时间最短，所得枣酒的乙酸乙酯含量最高，且有特殊香味。

Inhabition of NX0 and NX1 on the activities of fumaric reductase in tissue homogenate of cysticerci was tested. The results showed that the two kinds of benzimidazol carbamate drugs could inhabite the activity of fumaric reductase complex noncompetently.

测试了NX0和NX1对猪囊尾蚴组织匀浆延胡索酸还原酶活性的抑制作用，结果表明两种苯并咪唑氨基甲酸酯类药物非竞争性抑制延胡索酸还原酶复合体活性。

The ability of the crude enzyme to synthesize the title esters was compared with other microbial lipases.

将粗酶和其他来源的微生物脂肪酶进行了酯合成能力的比较实验研究。

The strain L-3 that could produce raw starch-digesting glucoamylase were isolated from soil and mildewed rice. It was identified to be a Monascus Purpureus.

从土壤及霉变淀粉质材料等样品中分离获得到产糖化酶活性较高的菌株L-3，经鉴定为一种紫红曲霉；通过紫外线和硫酸二乙酯分别进行诱变，得到4株性能良好的糖化酶变异株，其中菌株7性能最好，命名为M.F7。

The resolution of-HMPC in ionic liquids by commercial lipase was studied in the first place and the resolution of-HMPC in vinyl acetate was chosen as control reaction.

首先对商品酶在离子液体中催化拆分的反应条件进行了优化，并以酶在乙酸乙烯酯中的催化作为对照进行了对比。

This research utilized the method of organic synthesis, researching different amounts and positions of hydroxy-substituted benzoic acid and serotonin into amide reaction, so as to produce a series of polyhydroxy substituted N-benzoylserotonin derivatives (compound 1-10). Accordingly, this study conducts the following four tests. I. The activity of antioxidant and the experiment of ability to scavenge DPPH free radical, II. The ability of overall antioxidant—the activity of TEAC, III. The activity test of inhibit Tyrosinase, and IV. The study of absorbing UV / VIS Spectrophotometers. This study use trolox, arbutin, and octyl salicylate as the control groups, and to test the ability of anti-oxidation, the activity of inhibit Tyrosinase, and the ability of absorbing UV. This research ultimately intends to investigate the applied value of those compounds into cosmetics.

本研究主要利用有机合成的方法，将不同数量及不同位置的羟基取代苯甲酸化合物与色洛冬宁进行醯胺化反应后，得到一系列的多羟基取代之N-色洛冬宁苯甲醯胺衍生物（化合物1 ~ 10），进行四种不同活性测试方法：一、清除DPPH自由基能力抗氧化活性测试；二、总抗氧化能力活性测试；三、抑制酪胺酸酶活性美白测试；四、紫外线／可见光光谱仪吸收测试，并以水溶性维生素E、熊果素、水杨酸辛酯当作对照组，探讨其抗氧化能力、抑制酪胺酸酶的活性能力与吸收紫外线能力，再进一步探讨其应用於化妆品上的价值。

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。