guanidine

It can further reacts with diphenyl guanidine to form a stable, neutral, violet-red 1: 2:1 ternary ionic-associate complex.

它可与二苯胍进一步反应形成电中性的稳定紫红色1∶2∶1三元离子缔合络合物。

Guanidine Denaturation and the Change in Conformation and Catalytic Activity of Alkaline Phosphatase from Sinonovacula constricta

缢蛏碱性磷酸酶胍变性中构象与活力变化的研究

guanidine thiocyanate is ideal for extracting and purifying rna of the yellow river catfish. through this method, rna of high quality had been obtained from muscle, blood, kidney, liver, ovary, which can be used for the further molecular biology research.

采取异硫氰酸胍法从黄河鲶肌肉、血液、全鱼、肾脏、肝脏、卵巢中提取出完整RNA，结果表明，通过该方法所提取RNA质量高，效果好，可以用于进一步的分子生物学研究。

The increase of the guanidine amount can improve the adsorption performance.

胍基固载量的提高可以增加吸附剂对胆红素的吸附性能.

Fmoc, Boc and Pbf were used respectively to protect α-amido, side amido and side guanidine group.

对于α-氨基仍采用Fmoc保护策略, 侧链氨基用二碳酸二叔丁酯引入叔丁氧羰基来保护,侧链胍基用酸敏感保护基2,2, 4,6,7-五甲基二氢苯并呋喃-5-磺酰基来保护.

Results: With the modified Guanidine Thiocyanate method, high-quality and good-integrality total RNA was achieved and the cost time period for the isolation of RNA was sharply shortened.

结果：进一步改进的异硫氰酸胍法能够提取到质量高（OD260/OD280的值介于1.8～2.0）、完整性好的总RNA，且将提取时间缩短为原来的一半（全程仅需2～3小时）。

The electrochemical behaviour and the current property of the entitled complex have been investigated in NH_3 · H_20-NH_4Cl buffer solution ( pH 9. 5) containing EDTA and diphenyl guanidine. The mechanism of related reactions has been discussed.

本文研究了铍（Ⅱ）-钍试剂Ⅱ在EDTA、二苯胍、氨-铵缓冲溶液（pH9.5）中的电极行为和电流性质，并对有关机理进行了探讨。

Shark cartilage preparation ( SCP) was extracted from shark cartilage by the method of guanidine hydrochloride extraction, acetone fractional precipitation, and ultrafiltration.

以鲨鱼软骨为原料，经盐酸胍抽提，丙酮分级沉淀，超滤等步骤得到鲨鱼软骨制剂（sharkcartilagepreparation，SCP）。

Development of Diphenyl Guanidine

二苯胍的研制

Synthesis of an Receptor Containing Chiral Bicyclic Guanidine for Amino Acids

含手性双环胍的氨基酸受体的合成

Dodecyl guanidine hydrogen sulfite has been synthesized from dodecyl amine and aminoiminomethanesulfonic acid.

用三氧化硫脲和十二胺为原料合成了重十二胍亚硫酸盐。

Diphenyl guanidine has been prepared by using of Fe2 O3 as catalyst and70% ethanol as solvent, and simultaneously the by-product H2S is used to prepare thiourea.

本文提出了在70%乙醇溶剂中以氧化铁作为触煤合成二苯胍，同时回收副产硫化氢合成硫脲的联合制备方法。

The active-site groups of enzyme are imidazole and guanidine.

酶的能化活性基团为咪唑基及胍基。

Of thiazoles, sub Sulfonamide, guanidine type, thiuram type accelerator has activation.

对噻唑类 、 次磺酰胺类 、 胍类 、 秋兰姆类促进剂有活化作用.

The synthesis studies and applications as antibiosis agent, germicide, medicine, drug intermediate, cosmetic of guanidine derivatives were reviewed.

本文综述了胍及其衍生物的合成方法进展及其作为抗（杀）菌剂、药物和药物中间体、化妆品等的应用。

The activity of dihydrofolate reductase from chicken liver goes first through an activated region and then an inactivated as the conCentration of guanidine hydrochloride increases at 5,20 and 30 ℃.

在5℃、20℃、30℃，鸡肝二氢叶酸还原酶的活力随盐酸孤浓度增加，先经历一个激活区，以后则为失活区。

Synthesis and performance of alkyl tetramethyl guanidine

烷基四甲基胍表面活性剂的制备与性能研究

Effect of human cementum extract prepared by guanidine on the attachment of gingival fibroblasts and osteoblasts

牙骨质基质胍提取物促牙龈成纤维细胞、成骨细胞粘附研究

Methods To extract the rRNA of mycobacterium tuberculosis by guanidine thiocyanate splitting, phenol-chloroform extraction, isopropanol precipitating and proceeding dot-blotting with the probe emblematized by Digoxin, observing the results by enzyme presents color. Seventy-six clinical isolates were detected by this method.

方法异硫氰酸胍裂解、酚-氯仿抽提、异丙醇沉淀法直接抽提结核分枝杆菌rRNA，地高辛标记探针斑点杂交，酶呈色观察结果检测结核分枝杆菌，用该法检测76例临床标本。

Most of thorium was removed from the title ore in the 6V/ V% HCl solution using cupferron choroform, and uranium and remainder thorium eliminated from 10 V/ V% HCl solution by diphenyl guanidine ( DPG) Arsenazo ⅲ n-butanol.

试验了在6%（V/V）HCl中用铜铁试剂氯仿除去大部分钍，在10%HCl（V/V）中用二苯胍偶氮胂Ⅲ正丁醇除尽钍铀；

Development of Synthetic Technique for Diphenyl Guanidine

二苯胍合成技术进展

A compound disinfectant contains chitin, lysozyme and polyhexamethylene guanidine as the germicidal components.

试验用复方消毒剂是以甲壳素 、 溶菌酶及聚六亚甲基胍等为杀菌成分.

The Conformational Changes of Aspartase in Guanidine Hydrochloride Denaturation

天冬氨酸酶在盐酸胍变性时的酶活性与构象变化

In the case of using guanidine HC1 denaturalize, with the increase of guanidine concentration, the τ_ c of spin label decreased, this indicate that the inner stereo-structure of protein has loosen, and the configuration has relax.

温度降低，分子内部驰豫行为降低。在用盐酸胍变性的情况下，随着盐酸胍浓度的增加，旋转相关时间τc逐渐降低，可见蛋白内部的立体结构松散，构象已经松弛。

A Kinetic Study of Rapid Denaturation of Aminoacylase From Aspergillus Oryzae in Guanidine by Stopped-Flow Fluorescence

截流荧光法研究米曲霉氨基酰化酶的快速胍变性动力学

Performances of direct extraction of gold from alkaline cyanide solution with guanidine hydrochloride were studied.

研究了盐酸胍直接从碱性氰化液中萃取金的性能.

Studies on Extraction Spectrophotometry of Ternary Molybdenum(ⅵ) 4 ( 5 Bromo 2 Thiazolylazo) Pyrocatechol Diphenyl Guanidine Ion Associate

钼（Ⅵ）-4-（5-溴-2-噻唑偶氮）邻苯二酚-二苯胍三元离子缔合物的萃取分光光度研究

Biological activities and synthetic methods of benzamides, N-ethyl-2-amino-methylpyrrolidine ( EAMP) and guanidine are reviewed.

本文首先综述了苯甲酰胺类化合物、N-乙基-2-氨甲基四氢吡咯和胍基化合物的生理活性。

In order to know the bacteriostatic efficacy and irritancy of guanidine dioxide compound disinfectant moistened tissue, bacterial inhibition zone test and animal test were used for observation.

为了解双氧胍复合消毒湿巾的抑菌效果和刺激性，采用抑菌环试验和动物试验对其进行了观察。