反应素

Development of solvents, phase-transfer catalysts and fluorides in synthetic reactions is reviewed.

卤素交换氟化反应是合成重要有机中间体含氟芳香族化合物的重要工业化方法。

MAIN OUTCOME MEASURES: Distribution of CGRP-immunoreactive nerve fibers in the spinal cord and dorsal ganglions of the three groups of dogs.

主要观察指标：3组犬脊髓及背根神经节中降钙素基因相关肽免疫反应阳性纤维分布。

This work made preparations for the further in-vitro study on the activity of glycosyltransferase and the usage of different glucosyl.Several important factors for protoplast preparation from Amycolatopsis-orientalis were studied and optimized such as the type of substrate, the concentrations of the addition of glycin, the concentrations of lysozyme and so on.

并且通过酸水解的方法获得了脱去一个糖基的万古霉素假糖苷，可以将其作为酶转化反应的底物，为进一步在宿主菌体外研究糖基转移酶的活性以及不同糖基的生理作用做好准备。

The difference spectrum of a mixture of haematin and FMN at pH 7.4 measured against the two reactants separately has been found to show 3 distinct peaks at 525,610 and 685 mμ.

用所谓连续变易法作图结果表明反应产物包括：血红素比FMN等于1：1，1：2及1：4等三种络合物，结合紧密程度依次降低。

Two haptens of mono-p-nitrophenyl phosphonates were designed and synthesized according to the structural features of the substrate and its hydrolytic transition state. The phosphonate haptens were coupled to the carrier proteins bovine serum albumin and keyhole limpet hemocyanin .

以对硝基乙酸苯酯水解反应中间体的结构信息进行分子设计，经过Arbzov等五步化学反应合成了二种对硝基苯基类膦酸酯半抗原，将其与载体蛋白（牛血清白蛋白BSA和钥孔〓血兰素KLH）偶联，制得了具不同抗原价（10～60）的半人工合成全抗原。

Its holoenzyme structure and autoinhibitory domain enable it to delay the transient Ca(superscript 2+) signal to cell responses.

本文从结构、合成、细胞分布、反应底物、生理功能等方面介绍了钙／钙调素依赖的蛋白激酶Ⅱ的激活对细胞信号传导的作用。

Methods Forty-one patients were divided into two groups: stable angina group and acute coronary syndrom group. The levels of UA, alpha-granule membrane protein 140 (GMP-140), von Willebrand factor, plasminogen activator inhabitor type-1 (PAI-1), thromboxane B2 (TXB2), C-reactive protein were measured. Then all data as well as intercommunication were evaluated among two groups.

41例老年冠心病住院患者分为稳定型心绞痛组和急性冠脉综合征组，测定UA、血小板α-颗粒膜蛋白(GMP-140)、血管性假性血友病因子、纤溶酶原激活物抑制物－1(PAI-1)，血栓素B2(TXB2)、C-反应蛋白。

The reaction cross sections of (superscript 27,28)P and the corresponding isotones on Si target were measured at intermediate energies.

测量了(上标 27，28)P和相应同中子异位素在28Si靶上的中能反应截面。

The reaction cross sections of~(27,28)P and the corresponding isotones on Si target were measured at intermediate energies.

测量了27，28P和相应同中子异位素在28Si靶上的中能反应截面。

The experimental results for the isotones with Z≤14 and 28P can be described well by the modified Glauber theory of the optical limit approach.

对Z≤14同中子异位素和28P的实验数据结果可以用改进的光学极限近似的Glauber理论很好地描述。28P的反应截面能够用扩大核芯以改进的Glauber理论来解释。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。