多重生化过程带来了蛋白质分子的化学修饰，并通过与定位在细胞某一区间的独特结构发生联系，使化学修饰进一步多样化。
Multiple biochemical processes create chemical modifications of protein molecules, further diversified by association with distinct structures at defined locations of a cell.
用化学修饰研究了菌紫质的结构和功能的变化。
Chemical modification was used tO study the structure and function of BR.
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。
Some primary research to the chemical modification of tetracyclines were carried out. Several tetracycline derivatives were prepared.
运用化学修饰方法对一株嗜热芽孢杆菌所产生的耐高温蛋白酶hs08活性中心的结构进行了研究。
Chemical modification of amino acid side chain groups on protease HS08 secreted by a thermophilic Bacillus strain were investigated.
第一章对杯芳烃的结构、合成、化学修饰、性质、应用，做了简要的概括和评述。
In chapter 1, a review of calixarene structures, syntheses, chemical modifications, properties and applications were presented.
本文对这二种化学修饰引起的BR结构和功能变化进行了初步讨论。
The effect of two kinds of modifier on the change of structure and function of BR were discussed.
摘要：多糖是重要的药用活性成分，将其结构进行化学修饰，得到的修饰后多糖有可能具有较修饰前更高的活性或者产生新的活性。
Abstract: Polysaccharide are important medicinal active ingredients. They are likely to have a higher activity or generate new activity after chemical modification.
同时，通过简单的化学修饰改变此系列笼状分子的侧链结构，我们可以实现在极性基底上对笼状分子表面分布行为的控制。
Meanwhile, through simply adjusting the side chains, we successfully achieved different surface morphologies of the nanocages and control of their surface distribution behavior.
第三章中讨论了两种调节锯齿型石墨烯纳米带电子结构的方法：施加横向电场和对边界进行化学修饰。
In chapter 3, we introduce two methods to control the electronic properties: applying transverse electric field and modifying by chemical group.
第三章中讨论了两种调节锯齿型石墨烯纳米带电子结构的方法：施加横向电场和对边界进行化学修饰。
In chapter 3, we introduce two methods to control the electronic properties: applying transverse electric field and modifying by chemical group.
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