电喷雾电离

电喷雾电离质谱（ElectrosprayIonization-massSpectrometry，ESI-MS）技术作为一项重要的分析工具，其应用领域越来越广泛，在生物大分子方面也越来越受到重视。

Electrospray ionization mass spectrometry ( ESI-MS ) technology has become an important tool for analysis , which is used in many fields , including large biological molecule .

本文介绍了电喷雾电离质谱并综述其在蛋白质化学研究中的应用。

The mechanism of electrospray ionization is introduced and its application in chemistry of protein is reviewed in this paper .

环糊精对（R）、（S）-2-丁醇手性分子识别的电喷雾电离质谱研究

Chiral Molecular Recognition of Cyclodextrins to 2-Butanol by Electrospray Ionization Mass Spectrometry

C（60）与乙醇胺或茂钠加成反应产物的电喷雾电离质谱研究

Study on the products of c_ ( 60 ) addition with hydroxyethylamine or cyclopentadienyl sodium by electrospray ionization mass spectroscopy

采用高效液相色谱电喷雾电离-质谱（HPLCESI＿MS）来分离检测6种三嗪类农药，针对其信号存在的谱峰部分重叠现象应用分形分辨法进行处理，结果令人满意。

Six triazines were separated and determined by HPLC / ESI-MS. Fractal resolution method was used to process the signals containing overlapped peaks . Satisfactory result was obtained .

电喷雾电离（ESI）离子源；

MS conditions were as follows : Agilent ion trap mass spectrometer , electrospray ionization ( ESI ) source ;

在负离子模式下对纤维三糖和纤维四糖进行电喷雾电离质谱（ESI-MS）分析。

Cellotriose and cellotetraose were analyzed by electron pray ionization mass spectrometry ( ESI-MS ) with negative ion mode .

目的：用高效液相色谱-电喷雾电离-质谱分析（HPLC-ESI-MS）法对蛇床子中香豆素类成分进行了分析。

Objective : To analyze coumarins in Fructus Cnidii by HPLC-ESI-MS.

在优化的反相色谱与电喷雾电离质谱（HPLC-ESI-MS）联用系统条件下，采用负离子检测模式，对鱼肌肉氯霉素进行结构分析。

And structure of CAP was analyzed with the optimized hyphenated technique of HPLC-ESI-MS.

质谱采用电喷雾电离源（ESI）正源，以各物质准分子离子峰选择离子监测（SIR）模式进行定量分析，血浆样品用乙腈直接沉淀处理。

The quantitation was done by selected ion recording ( SIR ) mode of electrospray ionization , with chlorimipramine as internal standard . Plasma was deposited by acetonitrile directly .

电喷雾电离-高分辨质谱（ElectrosprayIonization-HighResolutionMassSpectrometry，ESI-HRMS）是近年来新兴的一类软电离技术，目前它已广泛的应用到众多学科的分子及超分子作用的表征和分析中。

Electrospray Ionization-High Resolution Mass Spectrometry ( ESI-HRMS ) is emerging in recent years . It has been widely applied to many disciplines of molecular characterization analysis .

电喷雾电离质谱（ESI-MS）是目前分析微量糖组的强大工具，但对样品的前处理要求高。

Electrospray Ionization Mass Spectrometry ( ESI-MS ) is a powerful tool to analyze micro-scale glycomes , but the pretreatment of sample is necessary .

建立了一种检测虾仁和牛奶中氯霉素残留的高效液相色谱（紫外检测，即LC/UV）方法和液相色谱-电喷雾电离质谱联用（LC/ESIMS）检测方法。

A rapid and sensitive high performance liquid Chromatographic method ( LC / UV ) and liquid Chromatographic mass spectrometric method ( LC / ESI-MS ) were developed for detection of trace amounts of Chloramphenicol ( CAP ) residues in shrimp and milk .

通过固相萃取富集微囊藻毒素，并采用液相色谱电喷雾电离质谱测定水中的微囊藻毒素RR，LR。

High performance liquid chromatography-electrospray ionization mass spectrometry combining with solid phase extraction has been employed to enhance the accuracy in the determination of toxic microcystins , such as microcystin-RR , - LR .

试样在负离子电喷雾电离（ESI）过程中不产生碎片峰，但是在FAB过程中产生许多碎片，比较这些谱图，就可以区别碎片峰和分子离子峰。

No Sample fragments are found in negative ESI process , but a lot of fragments are almost presented in FAB process . Comparing these spectra , the fragments or molecular ion can be distinguished .

优化了色谱及质谱条件，采用正离子模式下的电喷雾电离，对2-DCB进行多反应监测（MRM）。

Moreover , the conditions of chromatography and mass spectrometry were optimized . MS : electrospray ( ESI ) with multi-ion monitoring ( MRM ): positive ions .

采用电喷雾电离质谱（ESI-MS）和电子轰击质谱（EI-MS）两种质谱技术，对隐丹参酮的结构和裂解途径分别进行了研究。

Electron Spray Ionization Mass Spectrometry ( ESI-MS ) and Electron Ionization Mass Spectrometry ( EI-MS ) were used to elucidate the structure and fragmentation pathway of Cryptotanshinone ( CT ) .

电喷雾电离（ESI）质谱（包括串联质谱）技术是一种快速、灵敏地分析乌头碱的分析方法之一。

Electrospray ionization mass spectrometry ( ESI-MS ) is a commercially available analytical tool , which has been widely used in trace analysis of organic compounds such as Berberine , due to the high sensitivity , high throughput and high specificity .

本文以植物内源激素乙烯生成路径为依据，提出并建立以高效液相色谱为主体的ACC合酶活性检测体系，利用电喷雾电离质谱（ESI-MS），对体系的可靠性进行了验证。

Based on the biosynthesis pathway of ethylene , a new system using the High Performance Liquid Chromatography ( HPLC ) system has been put forward and set up to measure the activity of ACC Synthase directly . ESI-MS results had further testified the reliability of this system .

呋苄西林钠中相关物质的高效液相色谱-电喷雾电离-质谱分析

HPLC-Electrospray Ionization-Mass Spectrum Analysis of Furbenicillin Sodium and Its Related Substances

电喷雾电离质谱及其在蛋白质化学研究中的应用

Electrospray ionization MS is introduced and its application in chemistry of protein

绿绒蒿属植物中黄酮类化合物的电喷雾电离串联质谱研究

Study on Flavonoids From Meconopsis Maxim by Electrospray Ionization Tandem Mass Spectrometry

六味地黄丸的高效液相色谱/电喷雾电离-质谱分析

High Perfomance Liquid Chromatography / Electrospray Ionization-Mass Spectrometry Analysis of Liuwei Dihuang Pills

超高效液相色谱-电喷雾电离串联质谱联用法检测茶叶中阿维菌素类药物残留

Determination of avermectin residues in tea by ultra-performance liquid chromatography-electrospray tandem mass spectrometry

有机锡化合物的电喷雾电离质谱

The Electron Spray Ionization-Mass Spectra of Organo-tin Compound

隐丹参酮的电子电离和电喷雾电离质谱分析

Analysis of Cryptotanshinone by Electron Spray Ionization Mass Spectrometry and Electron Ionization Mass Spectrometry

两种蜘蛛多肽毒素的电喷雾电离质谱法序列分析

Sequence Analysis of Two Spider Peptide Toxins by Electrospray Qq Time of Flight Mass Spectrometry

β-环糊精催化磷酰化氨基酸水解反应的电喷雾电离质谱研究

Study of β - Cyclodextrin-catalyzed Hydrolysis of N-Phosphoryl Amino Acid by Electrospray Ionization Mass Spectrometry

纳升电喷雾电离源的发展极大的提高了离子化效率。

Due to the development of nano-ESI systems , the ionization efficiency has been improved .

电喷雾电离-四极杆飞行时间质谱法研究三种β2-受体激动剂的质谱裂解特征

Electrospray Ionization-quadrupole Time of Flight Mass Spectrometry for Fragmentation Behavior Studies of Three β _2 Adrenergic Agonists