查询词典 electrophoresis

Experiments was performed on the cathode electrophoresis paint performance and pretreatment process.

研究了新型低温固化低密度阴极电泳漆(KNT831)的性能。4。对阴极电泳涂料性能及前处理工艺进行了试验。

A method for simultaneous determination of cimaterol, clenbuterol and salbutamol in feeds was developed by capillary zone electrophoresis.

建立了同时测定饲料中西马特罗、盐酸克伦特罗与沙丁胺醇的毛细管区带电泳-紫外检测方法。

This is also supported by laser diffraction particle sizing, free solution electrophoresis BET and gas porosimetry, microcalorimetry, a comprehensive range of rheometers, gas liquid chromatography and HPLC.

This颗粒照片相关光谱也是由激光衍射粒度大小，自由的解决方案，电泳下注和天然气支持porosimetry，微量，一个流变仪，气液相色谱和高效液相色谱齐全。

12 kinds of pepper materials were used for experiment of POD isozymes electrophoresis .Different concentrations of gel were chosen. And the genetic relationship of 12 pepper materials was identified using POD isozymes.

方法］以12个辣椒材料为试材，进行POD同工酶电泳，对不同浓度分离胶进行选择，并应用POD同工酶对12个辣椒材料，进行亲缘关系的鉴定。

Based on the introduction of the theory of the polymer solutions, the mechanisms of DNA separation by the capillary electrophoresis in non-gel sieving matrices are reviewed in this paper, which includes Ogston sieving model, various modified reptation models, transient entanglement coupling mechanisms and its improved mechanisms.

本文在介绍高分子溶液理论的基础上，综述了DNA在毛细管电泳无胶筛分介质中的分离机理，主要包括Ogston筛分模型、各种修正的爬行模型、瞬态缠结偶合机理及其改进机理等。

Chlorpheniramine, promethazine. dioxopromethazine and ofloxacin racemates were separated with high performance capillary electrophoresis using β-cyclodextrin or its deriva- tives as chiral selectors.

1引言在1985年首次应用于手性分离'后，高效毛细管电泳就以其高柱效，高分辨和分析时间短等优点而被迅速用于各种手性化合物的拆分。

The results of its intrinsic fluorescence spectroscopy and fluorescence phase diagram showed that when the guanidine hydrochloride concentration in denaturation solution was about 1.0 mol/L, there existed a partially folded intermediate of Bacillus amyloliquefaciens a-amylase during its unfolding procedure, which followed a three-state model; the result of its fluorescence probe showed that when the guanidine hydrochloride concentration in denaturation solution was about 1.0 mol/L, there existed some stable hydrophobic regions, which could interact with a hydrophobic reagent 8-anilino-1-naphthalene sulfonic acid, in the partially folded intermediate of Bacillus amyloliquefaciens a-amylase; and the results of fluorescence quenching using acrylamide and potassium iodide as quenchers showed the distribution of Trp residues in Bacillus amyloliquefaciens a-amylase in different denaturation solution, with the maximum number (8) of tryptophan residues in a partially folded intermediate Bacillus amyloliquefaciens a-amylase molecule could be quenched by potassium iodide; and the results of their protein electrophoresis and SEC showed that no aggregate or aggregate precipitation of Bacillus amyloliquefaciens a-amylase formed during the whole unfolding procedure of Bacillus amyloliquefaciens a-amylase induced by guanidine hydrochloride.

内源荧光光谱和荧光相图结果表明，当变性液中盐酸胍浓度约为1.0 mol/L时，芽孢杆菌a-淀粉酶的去折叠过程中出现一个部分折叠中间体，其去折叠过程符合&三态模型&；荧光探针结果表明，在溶液中盐酸胍浓度约为1.0 mol/L时，中间态芽孢杆菌a-淀粉酶分子中存在着能够与探针分子1-苯胺基-8-萘磺酸结合的稳定的疏水区域；荧光猝灭研究给出了不同程度变性的淀粉液化芽孢杆菌a-淀粉酶中的Trp的分布情况，结果表明中间态芽孢杆菌a-淀粉酶分子中能够被碘化钾猝灭的位于分子表面的色氨酸残基数目达到最大的8个；蛋白电泳和体积排阻色谱结果表明，在盐酸胍诱导的芽孢杆菌a-淀粉酶分子的整个去折叠过程中，不会以共价键或非共价键形式形成芽孢杆菌a-淀粉酶分子之间的集聚体或集聚体沉淀。

In our research, through derivatization of stable calix[4]pyrroles, active substituting units were jointed on the calixpyrrolic skelecton. After acylamide and free radical transfer reaction, the preparation of new calix[4]pyrrole-bonded stationary phases were fulfilled. the separation abilities of them to inorganic and organic anions and medicines were exploited and new analytical methods were established. The separation mechanisms were discussed. At the same time, through using calix[4]pyrroles as additives in CZE to influence the electrophoresis of inorganic anions, the recognition mechanisms and influencing factors in supramolecular chemistry were also studied.

本项目以新型杯吡咯大环化合物分子识别化学研究为基础，设计合成了含活泼取代基的官能化杯[4]吡咯化合物，通过酰胺化反应和原位自由基链转移反应制备了新型的杯[4]吡咯色谱固定相，系统研究了具有阴离子识别功能的杯[4]吡咯大环化合物作为离子色谱的分离介质对无机、有机离子型化合物和药物分子的色谱分离性能，建立了新的分析方法，对分离机理进行了探索和验证；同时将杯[4]吡咯化合物用作毛细管电泳流动相添加剂，利用其对无机阴离子电泳行为的影响探讨超分子化学中分子识别的机理和影响因素。

The separation of neutral macrocyclic calyx [4] pyrroles with 1-butyl-3-methylimidazolium chloride as background electrolyte in acetonitrile was carried out by nonaqueous capillary electrophoresis.

建立了以1-丁基－3-甲基咪唑氯盐离子液体为背景电解质，非水毛细管电泳分离中性大环化合物八甲基杯[4]吡咯、四环戊基杯[4]吡咯、四环己基杯[4]吡咯的方法。

To analyze the peroxidase isozymes and SOD activities of the hybrids of two colour types Tenebrio molitor in different developmental stages (matured larvae, pupas and adult), polyacrylaimide gel electrophoresis and NBT photoreduction method were used in this paper.

采用聚丙烯酰胺凝胶电泳法测定了黄粉虫两种色型杂交后代的三种虫态的过氧化物酶同工酶，用NBT光化还原法测定了不同虫态的SOD活性。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐