三氯乙酸
- 名trichloroacetic acid
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三氯乙酸沉淀法结合双缩脲比色法测定水蛭提取液中总蛋白含量
Trichloroacetic acid precipitation plus biuret colorimetry to determine total protein in hirudo extract
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研究了MoO3/TiO2固体超强酸催化剂催化松节油与草酸、氯乙酸、三氯乙酸反应的规律。
Esterification of terpineol with oxalic acid , chloroacetic acid and trichloroacetic acid by solid superacid MoO_3 / TiO_2 was studied .
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二茂铁(Ⅲ)鎓离子三氯乙酸盐对艾氏腹水癌细胞DNA合成的抑制
The Inhibition of FcT on the Biosynthesis of DNA in Ehrlich Ascites Cancer Cells
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Fe(0)催化三氯乙酸烯丙酯的环化反应研究
Fe ( 0 ) - Catalyzed Radical Cyclization Reaction of Allyl Trichloroacetate
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尿中白细胞、红细胞、维生素C对共存中三氯乙酸测定的影响
Relationship of the Results between the Chemstrip-10 dip-stick Assay and Microscope to Check the WBC in the Urine Effect of Leukocyte , Red Blood Cell and Vitamin C on the Determination of Trichloroacetic Acid
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用三氯乙酸/丙酮沉淀法提取纯化成曲中胞外酶系,利用SDS-PAGE电泳获得成曲胞外酶谱,进而对酶系差异进行分析。
TCA / acetone precipitation is used for extraction and purification , SDS-PAGE is used to obtain extracellular enzyme spectrum .
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三氯乙酸(TCA)中金属锌的腐蚀行为
Corrosion Behaviors of Zinc in Trichloroacetic Acid
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目的检测二氯乙酸和三氯乙酸对大鼠p53基因的DNA损伤作用,证实其遗传毒性并探讨其致癌作用的分子机制。
Objective To study on the DNA damage of p53 induced by dichloroacetic acid ( DCA ) and trichloroacetic acid ( TCA ), approve their genotoxicity and discuss molecular mechanism of their carcinogenic action .
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目的研究二氯乙酸(DCA)和三氯乙酸(TCA)的DNA损伤效应。
Objective To study the DNA damage induced by dichloroacetic acid ( DCA ) and trichloroacetic acid ( TCA ) which are from drinking water disinfection by-products .
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结果表明:铜的添加可以显著地(P<0.05)提高血浆和三氯乙酸(TCA)溶解铜浓度;
The results showed that plasma Cu and trichloroacetic acid ( TCA ) soluble Cu increased ( P < 0.05 ) .
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结果:(1)大枣粗糖用石油醚脱脂、酶-三氯乙酸-正丁醇联合应用脱蛋白、H2O2脱色和乙醇沉淀。
Results : ( 1 ) The coarse jujube polysaccharides were preliminarily purified by means of skellysolve G degrease , enzyme unite chloroacetic acid butanol to remove protein , H2O2 depigmentation , ethanol precipitation .
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对三氯乙酸(TCA)脱蛋白条件进行了优化,选择TCA终浓度为5%左右,TCA沉淀蛋白的时间为2h或稍长。
The conditions of deproteinization by trichloroacetic acid ( TCA ) were optimized . TCA final concentration was about 5 % , and precipitation time was 2h or longer . 4 .
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采用NH3和CQ2的程序升温脱附方法和三氯乙酸方法测定了催化剂的酸-碱中心。
It is due to the catalytic effect of its acidic-basic sites , which are determined by means of temperature pro - grammed desorption of NH_3 and CO_2 and by the trichloroacetic acid method .
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采用乙醇沉淀、三氯乙酸(TCA)除蛋白以及透析等方法提取分离多糖,利用DEAE纤维素离子交换柱层析进一步分离纯化多糖,并对多糖的组成进行了分析。
The polysaccharide was isolated by alcohol-precipitating and protein-depositing with trichloroacetic acid ( TCA ) , and further puried by DEAE-celluose column chromatography . The chemical composition of polysaccharide was analyzed .
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干酪乳杆菌LC2W发酵脱脂乳上清液通过添加三氯乙酸除蛋白,酒精沉淀得粗胞外多糖LCP;
Crude exopolysaccharides LCP were prepared from cell-free whey of skim milk fermented by Lactobacillus casei LC2W by eliminating proteins with trichloroacetic acid and precipitating with cold ethanol .
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3氯4(二氯甲基)5羟基2(5H)呋喃酮(MX)及二氯乙酸(DCA)和三氯乙酸(TCA)是氯化消毒副产物(DBPs)研究的重点。
MX ( 3 Chloro 4 ( dichloromethyl ) 5 hydroxy 2 ( 5H ) furanone ) and chlorinated acetic acids such as DCA and TCA have always been the focus of Disinfection by products ( DBPs ) study .
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然后用三氯乙酸法脱除其中的蛋白,用过氧化氢去色素后,再用DEAEA-25柱和SephadexG-75柱层析进一步纯化。
Then Trichloroacetic acid was used to removing the protein . After removing the pigment by the hydrogen peroxide , DEAE A-25 column and Sephadex G-75 column chromatography was adopted to further purify them .
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方法取脑梗死患者及对照组脑脊液,用三氯乙酸(TCA)沉淀后,加入裂解液使蛋白质裂解,离心后取上清液上样,行双向电泳(2-DE),染色脱色后,分析所得蛋白质点。
Methods Take neurolymph from the patients and the control group , add lysate to desintegrate protein after sedimentation with TCA , then take supernatant upper sample after centrifugalization with 2-DE , analyzing protein spot get after dyeing and decolorization .
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按调查表格逐项进行问诊、全面体格检查,尿中三氯乙酸(TCA)浓度和血浆中GST活性的测定。关于改进中医诊断学问诊内容与方法的思考
To undertake diagnosis through interrogation , overall physical examination , and the determination of the concentration of trichloroacetic acid ( TCA ) and GST activity in the plasma item by item according to the questionnaire . Bettering interrogation contents and methods in the teaching of Chinese Diagnostics
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方法:分别取对照组及多发性硬化患者的脑脊液,用三氯乙酸(TCA)沉淀蛋白质后,加入适量裂解液使蛋白质充分裂解,离心后取上清液上样。
Methods : CSF were extracted from patients with MS and controls , and the proteins were precipitated with trichloroacetic acid ( TCA ) . Considerable lysis solution was added in for complete lysis of proteins , and then the superior solution was got after centrifugation .
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方法血浆样品用10%三氯乙酸沉淀蛋白。
METHODS Proteins in plasma samples were precipitated by trichloroacetic acid .
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三氯乙酸生产工艺的研究和工业化生产
Study on the production process of trichloroacetic acid and its industrial production
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三氯乙酸对细菌视紫红质电子光谱的研究
Effect of Trichloroacetic Acid on the Electronic Spectra of Bacteriorhodopsin
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三氯乙酸苯胺加合物的制备和晶体结构
Preparation and Crystal Structure of Adduct of Trichloroacetonitrile Aniline
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酞菁锰-表面活性剂薄膜电极的电化学表征及其对三氯乙酸的电化学催化作用的研究
Electrochemistry of Manganese Phthalocyanine Surfactant Film Electrode and Its Electrochemical Catalysis for Trichloracetic Acid
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三氯乙酸沉淀液态奶蛋白的最佳实验条件研究
Research on the Optimum Experimental Conditions for Trichloroacetic Acid Precipitation of Liquid Milk Proteins
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棉花胚珠蛋白三氯乙酸丙酮法与酚抽提法的比较分析
Evaluations of Trichloroacetic Acid-acetone Method and Phenol Method for Protein Extraction from Cotton Ovule
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实验确定用三氯乙酸法去除多糖的蛋白,多糖质量分数达到81.5%;
Purity of polysaccharide reached 81.5 % after trichloroacetic acid was used to remove protein .
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蛋白质与三氯乙酸相互作用的共振散射光谱研究及分析应用
Resonance Scattering Study on the Interaction between Proteins and Trichloroacetic Acid and Its Analytical Application
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聚合物催化剂&Ⅰ.季铵盐聚合物试剂作三氯乙酸分解的催化剂
Polymer Catalysts ⅰ . Tetraalkyl Ammonium Polymeric Reagents as Catalyst in Decomposition of Trichloroacetic Acid