...activity）：单位蛋白质（毫克蛋白质或毫克蛋白氮）所含有的酶活力（单位/毫克蛋白） 9、酶的化学修饰（chemical modification）：通过化学方法使酶分子的结构发生某些变化，从而改变酶的某些特性和功能的技术过程。
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酶的化学修饰调节(chemical modification)：酶蛋白肽链上某些残基在不同催化单向反应的酶的催化下发生可 逆的共价修饰，从而引起酶的活性改变，这种调节称为酶的化学修饰调...
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chemical modification of lignin 木质素化学改性
chemical modification reaction 化学改性反应
chemical modification electrode 化学修饰电极
mPEG chemical modification mPEG化学修饰
enzymatic-chemical modification 酶化学修饰
chemical modification of ribonuclease 核糖核酸的化学改变
By Chemical Modification 通过化学改性
The method of chitosan chemical modification were reviewed and its development were prospected in the paper.
文章综述了壳聚糖的化学改性方法并展望其发展前景。
参考来源 - 壳聚糖的化学改性研究Some primary research to the chemical modification of tetracyclines were carried out . Several tetracycline derivatives were prepared.
我们对四环素类抗生素的化学反应和结构修饰进行了一些初步的探索，制备了一些四环素类衍生物。
参考来源 - 1.DMSO氧化CChemical modification studies showed that the sulfhydryl, guanido, amino, carboxyl and indolyl groups may par ticipate in the active center of the enzyme.
化学修饰实验发现:巯基、胍基、氨基、羧基和吲哚基可能参与酶活性中心的组成。
参考来源 - 人胎盘谷胱甘肽SThe reactivity of cotton fibers with reactive dye is enhanced by chemical modification and crosslinking, and the depth of shade and color-fastness are improved.
棉纤维通过化学改性和交联作用,增加棉纤维与活性染料的反应能力,达到增深和提高染色牢度的目的。
参考来源 - 棉纤维化学改性与染色性能研究Chemical modification of CNTs can help it to disperse homogeneously throughout the matrix.
2．CNTs的化学修饰可以帮助其在聚合物基体中的均匀分散。
参考来源 - 聚合物/碳纳米管复合材料的制备及性能The prevalence of antibiotic resistance in bacterial pathogens has been becoming a serious worldwide health problem, several classes of novel chemical modification compounds such as ketolides and 4"-carbamate macrolides derivatives have good antibacterial activity against macrolide-resistant bacteria.
当前世界范围内耐药菌问题日益严峻,采用化学方法对大环内酯进行结构修饰已经获得了几类对耐药菌有良好抗菌活性的化合物,如酮内酯类和4”-氨基甲酸酯类化合物。
参考来源 - 十五元氮杂大环内酯类新化合物的合成与抗菌活性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
To reduce the toxicity by the chemical modification.
通过化学修饰减低神经毒素的毒性。
Chemical modification is one of the most important research fields in the fullerene chemistry.
在富勒烯化学中，化学修饰一直是富勒烯研究的主要领域之一。
The method of chitosan chemical modification were reviewed and its development were prospected in the paper.
文章综述了壳聚糖的化学改性方法并展望其发展前景。
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