Using chromatography, a method that divides the molecules in a mixture based on charge or size, they separated out individual proteins from samples of the microbe.
研究者利用层析法——一种根据电荷或大小将混合物中的各种分子分离开来的方法，把各种不同的蛋白质从唾液链球菌的样品中分离出来。
The analysis of methidium's precursor methylates was carried out by reversed phase liquid chromatography with UV and MS detectors.
利用反相高效液相色谱-质谱联用方法分析了甲锭前体甲基化产物。
The separation and determination of trace sulfide in water, combined with flow injection analysis is carried out by low ion chromatography with chemiluminescence detection.
结合流动注射技术，将低压离子色谱与化学发光联用检测痕量硫离子。
Study was carried out on such indexes as chromatography condition, sample disposal, recovery rate test, extraction efficiency test, linear range, detection limit and accuracy of the method.
方法按照有关检测方法的研制规范的要求，研究了色谱条件的选择、样品的处理方法、回收率试验、萃取效率试验、方法的线性范围及检出限、方法的精密度等指标。
Objective to find out the optimal condition for separation of the protein mixture by gel filtration chromatography.
目的探讨凝胶过滤层析分离蛋白质的最佳实验效果。
Methods:The isolation and purification were carried out by repeated silica gel column chromatography, and the chemical structures were determined by physicochemical properties and spectral analysis.
方法：采用反复硅胶柱色谱、葡聚糖凝胶色谱等分离纯化，通过理化常数和波谱分析鉴定其化学结构。
A kind of hepatocyte growth factor was purified from cow placenta through high speed centrifugation, salting out, affinity chromatography, ultrafiltration and anion exchange chromatography.
用高速离心、分段盐析、亲和层析、超滤和阴离子交换层析法，从牛胎盘中分离纯化出一种肝细胞生长因子。
Method: Gradient test of estriol, destroying test and examining stability of estriol suppository were carried out by using thin-layer chromatography.
方法：用薄层色谱法进行了雌三醇梯度试验，雌三醇栓的破坏试验及稳定性检查。
Method: Isolation and purification of the trace constituents were carried out mainly by solvents extraction and macroporous adsorbing resin and silica gel column chromatography.
方法：用纯净水提取，溶剂萃取，大孔吸附树脂和硅胶柱色谱分离等方法分离并纯化亚麻根的微量成分，通过波谱分析鉴定化合物的结构。
Fast analysis of perchlorate was carried out by ion-pair chromatography using a silica-based monolithic column and direct conductivity detection.
研究了用硅胶整体柱和直接电导检测的离子对色谱快速分析高氯酸盐的方法。
METHODS:Isolation and identification were carried out by using various chromatography techniques and spectral methods.
方法：采用了各种层析分离技术，分得单体，经理化常数和光谱解析确定结构。
Derivative gas chromatography is used to analyze the fluorinated compound derived from the gas out of the rare earth concentrates containing fluorine.
应用衍生气相色谱法测定含氟稀土精矿焙烧逸出气体中的氟化物。
SEC2 was separated and purified successively by ultrafiltration, salting out with ammonium sulfate, ion - exchange chromatography and molecular exclusion chromatography.
发酵液经超滤浓缩、硫酸铵沉淀、阴离子交换色谱和分子筛色谱，获得了纯度为90%的SEC2，总收率23%。
Methods Thin layer chromatography and salt out are adopted to determine the content of esterified catechins.
方法采用盐析的方法对茶多酚粗品液进行处理，薄层色谱扫描仪进行酯型儿茶素含量的测定。
A study was carried out on the separation of active anthraquinone ingredient in Chinese rhubarb using High-Speed Countercurrent Chromatography with acid-base accommodationt.
利用高速逆流色谱，采用加入酸碱的方法对传统中药大黄中的蒽醌类活性成分进行了分离研究。
The quantification of four isomers of resveratrol was carried out by high performance liquid chromatography(HPLC).
采用高效液相色谱（HPLC）对酒中的四种白藜芦醇异构体进行了检测分析。
The invention adopts high performance liquid chromatography to carry out the content measurement on epimedium herb.
本 发明采用高效液相色谱法对淫羊藿进行含量测定。
Recently, Chongqing city purchased a liquid chromatography analyzer valued at RMB680000, carrying out a large scale of melamine test of dairy products in this city.
近期重庆市就购买了一台价值68万元的液相色谱仪，对该市乳品进行了大规模的三聚氰胺检测。
It was pointed out that Gel Chromatography could be applied to raw material selection, quality control and R&D in the field of wheat and rice flour based food.
为面条、米粉等米面类食品的深入研究提供了一个新的研究手段，可以为企业原料选择、质量控制及产品开发提供更好的参考。
It was pointed out that Gel Chromatography could be applied to raw material selection, quality control and R&D in the field of wheat and rice flour based food.
为面条、米粉等米面类食品的深入研究提供了一个新的研究手段，可以为企业原料选择、质量控制及产品开发提供更好的参考。
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