共价

Covalent functionalization is one of the most effective ways to improve their solubility and dispersion.

对CNTs进行共价修饰是改善其溶解性和分散性的有效方法之一。

The peptide bond has partial double bond character and is nearly always in the trans configuration.

半胱氨酸残基之间共价二硫键的位置也包括在一级结构之中。

Our results showed that 1, 8-Naphthyl imide could improve the properties of natural oligonucleotide in resisting nuclease and binding the targeted sequence by covalently linkage at the end of oligonucleotide. Moreover, our results also showed that the antigene oligonucleotide could specifically cleave the targeted double DNA sequence by modification of naphthyl imide at the 3'end of oligonucleotide.

体外结果表明萘二酰亚胺对寡核苷酸的共价修饰可以提高天然寡核苷酸抗核酸酶降解能力，提高寡核苷酸与靶序列结合的稳定性以及使寡核苷酸具有选择性结合和切断靶DNA的功能。

The components and molecular aggregation in mixed Langmuir films and LB films are strongly affected by some non-covalent intermolecular interactions, such as electrostatic interaction, hydrogen bond, complexation, van der Waals force, etc.

在混合Langmuir膜和LB膜中，分子的组分和集合形态在很大程度上受到分子间作用力的影响，这种分子间作用力都是是非共价力，如静电相互作用、氢键、配位、范德华力等作用。

Unfortunately, owing to the highly endothermic heats of formation, their syntheses and isolation, and structural characterization present great challenges.

在广泛的文献调研和充分的实验准备基础上，采用我们实验室多年来探索的真空异相表面反应手段，合成和表征了一系列重要的无机共价叠氮化合物。

Estrone (E1) was bound to bovine serum albumin to get a complete antigen (E1-BSA).

雌酮与牛血清白蛋白共价结合，合成雌酮的完全抗原。

Methods GAMP was activated with cyanogen bromide and combined with 1, 6-adipic acid dihydrazide. The prepared polysaccharide derivative GAMP-ADH was coupled to recombinant protein Pep10 with N-(3-dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride.

GAMP经溴化氰活化后，共价接合己二酰肼手臂，在碳二亚胺催化下与重组蛋白Pep10偶联，制备结合物GAMP-ADH-Pep10。

The synthesized hapten of triazophos was covalently conjugated to bovine serum albumin and ovalbumin respectively to prepare artificial antigen and coating antigen.

将合成的三唑磷半抗原采用活性酯法分别与牛血清白蛋白和卵清蛋白共价偶联制备突出三唑磷分子结构特征的人工抗原与包被抗原。

Methods:YCP was coupled to bovine serum albumin to construct three neoglycoprotein s which are different in their degrees of substitution(DSs;≈3,≈6,or ≈10 mol of BSA carrier/mol of YCP hapten,respectively),and their immunogenicities were evaluated in mice following subcutaneous immunization,respectively.

将YCP与牛血清白蛋白共价偶联，获得取代度分别约为3、6和10的3种拟糖蛋白，经皮下分别接种ICR小鼠，测定免疫血清中多糖YCP的特异性抗体IgM和总IgG水平，以及半抗原和载体蛋白的特异性IgG亚型。

Based on the biochemical analysis of the two proteins in vitro, the results of yeast two-hybrid experiment and protein-interaction in both wild type cells and C48 strain, we conclude HetR can form a homodimer through the Cys48 residue. We also show that the dimerization is required for heterocyst differentiation.

基于体外两种蛋白的性质比较和酵母双杂交的结果，并结合相应蓝细菌野生型和突变株C48A中HetR蛋白性质的体内研究表明：HetR蛋白可以通过第48位半胱氨酸残基形成共价结合的同源二聚体，该同源二聚体是异型胞正常分化所必需的。

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。