和硫

Objective To study the effects of diallyl trisulfide on proliferation, apoptosis and cell cycle in acute myeloid leukemia cells HL-60 and the probable mechanism involved, aiming at offering credible academic and experimental bases for clinical use.

目的：研究二烯丙基三硫对急性髓细胞系白血病细胞株HL-60细胞增殖、凋亡及细胞周期的影响并探讨其作用机制，为二烯丙基三硫用于临床防治癌症提供可靠的理论基础和实验依据。

The studies of radiation chemistry of three main components of garlic oil-diallyl sulfide, diallyl disulfide and diallyl trisulfide were performed in ethanol.

本论文分别研究了大蒜油主要成份二烯丙基一硫、二烯丙基二硫和二烯丙基三硫化物乙醇溶液的辐射化学。

The complexation behavior of these compounds with linear or aromatic dicarboxylate was investigated by the means of absorption, emission spectra,〓H-NMR and molecular dynamics.

结果显示，二羧酸盐阴离子与双链萘基脲／硫脲哌嗪化合物发生络合形成新的物种导致双链萘基脲／硫脲哌嗪化合物的吸收和荧光光谱行为的变化。

On the other hand, a method for the synthesis of-vinyl chalcogenides by the coupling of vinyl bromides with thiols or diphenyl diselenide using copper salts as catalysts in ionic liquids based on amino acids also has been described. The ionic liquids play multiple roles in the reaction: they act as solvent, base, and excellent promoter for the copper-catalyzed coupling reactions.

在新型的氨基酸负离子的离子液体中，开发了一个亚铜盐催化的Z-型溴代烯烃与硫族元素的交叉偶联反应，为立体选择性的制备Z-型烯基硫醚或烯基硒醚类化合物提供了一个新的方法；在此反应体系中，离子液体不仅起到了反应溶剂的作用，而且还起到了金属催化剂的配体和中和反应副产物的碱的作用。

SDS-PAGE showed ,these two proteins' molecular weight is respectively 26KDa and 18KDa,both of which do not have intermolecular disulphide group.

经SDS-PAGE鉴定，这两种蛋白质的分子量分别为26.0 KDa和18.0 KDa，在经还原剂二硫苏糖醇处理后的电泳结果表明这两种蛋白均为不含有分子间二硫键的蛋白单体。

Fresh algal extracts prepared in 0.5 M HCl were neutralised, purified on a SPE column (RP-18, Merck), lyophilised in the presence of 1 mM dithiothreitol to prevent the formation of disulphide bridges and stored at -/20℃.

食藻提取物中拟定0.5米盐酸被瓦解，纯化的固相萃取柱（RP-18， Merck），lyophilised，在场的1毫米二硫苏糖醇，以防止形成二硫键桥梁和储存在-/20℃。

It is the technology route that designing and constructing the structure of chalcogenide-LiNbO3 compound waveguide, the interaction of light-photo effect and electrooptic effect of which are used to realize the above-mentioned effects. The execution is carried out in following five fields.

技术路线是设计和构造硫属半导体-LiNbO3的复合波导结构，利用硫属半导体的光光效应和LiNbO3晶体的电光效应的组合作用实现上述功能。

To synthesize the octreotide, Phe-Leu-Glu-Glu-Leu and C_(15)H_(31)-CO-Lys-Thr -Thr-Lys-Ser peptides, the strategies are as followings: Fmoc- group as protective group for α-NH_2; TBTU, DIEA and HOBt as coupling reagent; and ethanedithiol -phenol - thioanisole - H_2O - TFA ( 2.5:5:5:5:82.5 , V/V ) as cleaving solution.

采用Fmoc固相合成法，以苯并三哗四甲基脲四氟硼酸盐、二异丙基乙胺和1-羟基苯骈三氮唑为缩合剂；苯酚—乙二硫醇—苯甲硫醚—水—三氟乙酸(5：5：2.5：5：82.5，V/V)为切割试剂，合成了奥曲肽、Phe-Leu-Glu-Glu-Leu及C_(15)H_(31)-CO-Lys-Thr-Thr-Lys-Ser三种小分子多肽，并对奥曲肽的合成规模进行了放大。

Gas-phase reactions of Al〓 with ethanethiol molecule have been studied for the first time.

首次研究了Al〓和乙硫醇的气相化学反应，结果观察到了Al〓与1～6个乙硫醇分子形成的团簇离子。

The screened bacteria of Xanthomonas sp He4 and Thiobacillus thioparus Au16 were inoculated into the trickled-bed biofilter to remove ethanethiol gas in the experiment.

本实验把筛选的异养菌黄单胞菌He4和自养菌排硫杆菌Au16，接种到生物滴滤塔中进行脱除乙硫醇研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。