纯化

But for industrial production of polypeptides, it is particularly important of its separation and purification techniques or mass production. It is significant to study these parathion and analyses of polypeptides so as to contribute to industrialization.

而对于多肽物质的工业化生产来说，多肽物质的分离纯化、大量制备就显得格外重要，它的分离与分析技术是生物技术实现产业化的关键。

The result is better than the phenol sulfuric acid method, thus we think the anthrone sulfuric acid method determining gingko leaf polysaccharide content more ideal method, When we do purification experiment of gingko leaf polysaccharides, we may use it for the partial collections of polysaccharide and carry on the track examination.

结果比苯酚硫酸法好，因而可认为蒽酮硫酸法是测定银杏叶多糖含量较为理想的方法，在分离纯化银杏叶多糖时可用于对部分收集的多糖进行跟踪检测。

Taking the contents of Paeoniflorin, Flavonoids of Glycyrrhiza, n-butanol extraction and amount of dry extract cream as the evaluation indexes, the procedure of extraction, purification, concentration and dryness of Paeony, Glycyrrhiza and pawpaw was studied with orthogonal test and mono-factorial test.

分别以芍药苷含量、甘草总黄酮含量、正丁醇浸出物含量和固形物收率为评价指标，通过单因素试验和正交试验，筛选出白芍、甘草和木瓜的提取、纯化、浓缩和干燥工艺。

Activities of polygalacturonase and pectate lyase of Fusarium oxysporum f.

儿茶素可明显抑制初步纯化的PG和PL活性以及它们对棉苗组织的浸软作用。

Objective: To select and purify salivary receptors of Streptococcus mutans from experimental salivary acquired pellicle.

目的：筛选和纯化变形链球菌血清型c的牙面粘附唾液受体。

Aim: To express and purify the PTD-XfAP fusion protein and to verify its penetrability across the blood brain barrier.

目的：原核表达、纯化PTD-XIAP融合蛋白，鉴定其血脑屏障的通透功能。

The Trypsin inhibitor from Cucurbita pepo var. striaca Seeds was isolated by salting-out and chromatography of Sephadex G-50, the inhibitor activity was detected with BAPNA, the Mw was determined with SDS-PAGE and stablity was studied with different temperature, the side chains of Lys and Cys were modified.

采用分级盐析和Sephadex G-50的方法分离纯化无种皮南瓜籽胰蛋白酶抑制剂，用BAPNA法进行抑制活性的测定，用SDS-PAGE法测定蛋白质的分子量，用不同的温度处理方法对它的热稳定性进行研究，并对抑制剂的Lys和cys进行了化学修饰。

OBJECTIVE: To construct a prokaryotic expression plasmid of the main catalytic domain of dipeptidyl peptidase of murine fibroblast activation protein αand obtain the target fusion protein in order to provide basis for production of antibodies and anti-tumor vaccine targeting FAPα.

目的：构建小鼠成纤维细胞激活蛋白α二肽基肽酶催化核心序列的高效原核表达载体，进行该序列的原核表达、纯化和复性，为下一步高效抗体制作和以FAPα为靶标的抗肿瘤疫苗研发提供实验基础。

The catalytic domain of dipeptidyⅠpeptidase of FAPα is expressed, purified and renatured successfully, establishing a foundation of further research of FAPα.

成功表达、纯化和复性了FAPα二肽酶催化核心区域FAPαc，为深入开展FAPα的研究奠定基础。

This research successfully constructed an engineered E. coli, which could express the catalase gene perA from Bacillus stearothermophilus under the control of the tac promoter, then the fermentation condition of engineered E. coli and purification, properties of its produce catalase were studied.

本文成功构建在tac启动子控制下表达嗜热脂肪芽孢杆菌过氧化氢酶基因perA的大肠杆菌工程菌，并对其发酵条件、重组过氧化氢酶的纯化及酶学性质进行了研究。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。