异氰酸

The NIH-supported "plant versus cancer" study, abstract number 4200 dealing with isothiocyanate, is being presented today at the annual meeting of the American Association for Cancer Research.

美国国家卫生署支持的"植物与癌症"的研究，抽象的数目4200个，处理异硫氰酸酯，已提交今天举行的年度会议的美国癌症研究学会。

With the fast development of world economics,people will have more request to the fiavor of food,so that allyl isothiocyanate have great market prospect.

随着世界经济的快速发展，人们对食品口味的要求也会越来越高，从而决定了异硫氰酸烯丙酯具有广阔的市场前景。

According to the properties of substituted thiourea derivatives,4 symmetric and 12 unsymmetric thiourea compounds were synthesized by reaction of alkyl amine or substituted aniline with carbon bisulfide or some isothiocyanates .

针对不同活性的取代硫脲，采用脂肪胺或取代苯胺与二硫化碳或不同种类的异硫氰酸酯反应，合成了4种对称的和12种非对称的硫脲衍生物。

Dot blotting assay was employed in this study to ob- serve dynamic changes of c-fos mRNA expression during reperfusion after cere- bral ischemia in rats.

本实验用改良的异硫氰酸胍一步法从脑组织中提取总RNA，与α—〓标记的c—fos cDNA（2.1 kb）探针进行斑点杂交，观察大鼠脑缺血过程中c—fos mRNA表达的变化及小檗碱对其的影响。

In this dissertation, we studied various ratio of reaction system of epoxide / cyanate/Co caprilate.

本文研究了不同配比的环氧树脂/氰酸酯/异辛酸钴固化反应体系的性能。

The Power: Brassinin, which some research suggests may help prevent breast tumors, plus indoles and isothiocyanates, which lower levels of estrogen, make this vegetable a double-barreled weapon against breast cancer.

健康因子：氨甲基吲哚，一些研究表明其有助于预防乳腺癌，此外大白菜含有的吲哚类物质和异硫氰酸酯可降低雌激素含量，从而使其成为抵御乳腺癌的双面手。

P28 紫色 Formation of a peptide bond 肽键形成–4侧链具有的反应–形成二硫键-其它反应 Tyr,His,Arg Review Isoelectric Point Titration滴定 of an amino acid 滴定 Gly幻灯片 18 His Lys Glu Reaction of amino acids Section 4 Protein isolation and purification 蛋白质分离及提纯 Working With Proteins Experimental techniques for protein analysis and characterization Purification steps A cell contains many types of proteins In the lab we want to isolate a single protein for experiments Purification steps We first grow cells or isolate tissues that contain the protein of interest We break open the cells to produce a crude extract Use centrifugation离心 to separate soluble from insoluble material We fractionate 分离 the protein mixture based on properties of such as size, charge affinity or solubility.

丹磺酰氯与氨基酸反应生成荧光性质强和稳定的磺胺衍生物，用于多肽链NH 用于多肽链 3末端氨基酸的标记烃基化反应(1) 2，4-二硝基氟苯2，4-dinitrofluorobenzene，二硝基氟苯(二硝基氟苯 DNFB也叫做试剂。DNFB在弱碱性溶液也叫做Sanger试剂试剂中与氨基酸发生取代反应，生成黄色化合物二硝基二硝基苯基氨基酸(dinitro phenyl amino acid， DNP氨基酸氨基酸)苯基氨基酸氨基酸(2)苯异硫氰酸酯(phenylisothiocyanate， PITC)在弱碱性条件下，与氨基酸反应在弱碱性条件下，生成苯乙内酰硫脲 PTH衍生物，(phenylthiohydantoin， PTH)衍生物，即PTH-氨基酸，此反应又称之Edman反应，该反应是蛋白质或多肽氨基酸序列测定常用的反应。

On the basis of guanidine thiocyanate method, an economical method of extracting and puring total RNA from Yunjie stigmas was established.

本文在常规异硫氰酸胍法的基础上，改进并确立了一种适合芸芥柱头总RNA的提取与纯化方法。

Methods Isothiocyanic acid base phenyl ester pre-column derivatization was used for the determination of three kinds of amino acids contents in the glu-ala-glycine chewable lablet by high performance liquid chromatography,the chromatography condition was inertsil ODS-3V4.6×250mm,5μm

方法谷丙甘氨酸咀嚼片中3种氨基酸含量测定采用异硫氰酸基苯酯柱前衍生化高效液相色谱法。色谱条件：色谱柱为Inertsil ODS-3V4.6mm×250mm，5μm

For the first pair, the relative separation results are 5.7 and 8.6 respectively and the absolute separation results are 111.5 and 168.0 respectively through cysteine and carbamidine thiocyante modified gold nanotubules.

基于pH值和蛋白变性试剂的双重作用，分离了牛血清白蛋白/免疫球蛋白，在半肤氨酸、异硫氰酸肌修饰的金纳米通道阵列内，相对分离度分别为31 。6、23.1。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。