Mobilize a Proton to Transform the Collision-Induced Dissociation Spectral Pattern of a Cyclic Peptide [0.03%]
动员一个质子来转化环状肽的碰撞诱导解离光谱模式
Takemichi Nakamura,Yayoi Hongo,Ken-Ichi Harada
Takemichi Nakamura
The collision-induced dissociation (CID) behaviors of protonated molecules of anabaenopeptins, a group of cyanobacterial cyclic peptides, were investigated in detail using liquid chromatography-tandem mass spectrometry. Although anabaenopep...
Recent Developments and Application of Mass Spectrometry Imaging in N-Glycosylation Studies: An Overview [0.03%]
质谱成像在N-聚糖研究中的最新进展及应用综述
Bharath S Kumar
Bharath S Kumar
Among the most typical posttranslational modifications is glycosylation, which often involves the covalent binding of an oligosaccharide (glycan) to either an asparagine (N-linked) or a serine/threonine (O-linked) residue. Studies imply tha...
Comparison of Amine-Modified Polymeric Stationary Phases for Polar Metabolomic Analysis Based on Unified-Hydrophilic Interaction/Anion Exchange Liquid Chromatography/High-Resolution Mass Spectrometry (Unified-HILIC/AEX/HRMS) [0.03%]
基于统一的亲水作用/阴离子交换液相色谱/高分辨质谱法比较胺改性聚合物固定相在极性代谢组学分析中的应用
Kazuki Ikeda,Masatomo Takahashi,Takeshi Bamba et al.
Kazuki Ikeda et al.
In metabolomic analysis, one of the most commonly used techniques to support the detection sensitivity and quantitation of mass spectrometry is combining it with liquid chromatography. Recently, we developed a method that enables comprehens...
A Method for High Throughput Free Fatty Acids Determination in a Small Section of Bovine Liver Tissue Using Supercritical Fluid Extraction Combined with Supercritical Fluid Chromatography-Medium Vacuum Chemical Ionization Mass Spectrometry [0.03%]
使用超临界流体提取结合超临界流体色谱-中真空化学电离质谱法测定牛肝小组织区域中高通量游离脂肪酸的方法
Toshinobu Hondo,Yumi Miyake,Michisato Toyoda
Toshinobu Hondo
A novel ionization technique named medium vacuum chemical ionization (MVCI) mass spectrometry (MS), which is a chemical ionization using oxonium (H3O+) and hydroxide (OH-) formed from water, has excellent compatibility with the supercritica...
Comments on "Identification of Negative Ion at m/z 20 Produced by Atmospheric Pressure Corona Discharge Ionization under Ambient Air" [0.03%]
对“大气压电晕放电离子化条件下在常压空气环境中产生的m/z 20负离子的鉴定”的评论
Daiki Asakawa,Kenzo Hiraoka
Daiki Asakawa
Improvement of Ionization Efficiency and Application of Structural Analysis for MALDI-TOFMS by Derivatization of Polyacrylic Acid [0.03%]
衍生化聚丙烯酸以改进基质辅助激光解析电离飞行时间质谱分析的离子效率及结构鉴定能力
Masahiro Hashimoto,Haruo Iwabuchi,Takaya Satoh
Masahiro Hashimoto
Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOFMS) is a suitable method for polymer analysis. MALDI is a soft ionization technique that can generate mainly singly charged ions. Therefore, the polymer'...
Improving the Signal Intensity of Cryosections Using a Conductive Adhesive Film in Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry Imaging [0.03%]
利用基质辅助激光解析电离质量 spectrometry 成像提高冷冻切片信号强度的一种导电粘性膜的方法
Daisuke Saigusa,Ritsumi Saito,Komei Kawamoto et al.
Daisuke Saigusa et al.
The matrix-assisted laser desorption/ionization mass spectrometry imaging (MALDI-MSI) technique was used to obtain the molecular images of cryosections without labeling. Although MALDI-MSI has been widely used to detect small molecules from...
Data Processing of Product Ion Spectra: Redundancy of Product Ion Spectra of Small Molecules in Data-Dependent Acquisition Dataset [0.03%]
数据依赖型LC-MS质谱数据中基于生成离子的重复实验现象及处理方法
Fumio Matsuda
Fumio Matsuda
Non-targeted metabolome analysis studies comprehensively acquire product ion spectra from the observed ions by the data-dependent acquisition (DDA) mode of tandem mass spectrometry (MS). A DDA dataset redundantly contains closely similar pr...
Kevin M Downard
Kevin M Downard
This review article presents the development and application of mass spectrometry (MS) approaches, developed in the author's laboratory over the past 25 years, to detect; characterise, type and subtype; and distinguish major variants and su...
Imaging Analysis of Phosphatidylcholines and Diacylglycerols Using Surface-Assisted Laser Desorption/Ionization Mass Spectrometry with Metal Film Formed by Mist Chemical Vapor Deposition [0.03%]
基于超细金属雾气化学气相沉积表面辅助激光解吸电离质谱成像分析甘油磷脂和二酰基甘油类小分子代谢物
Riko Takata,Yuji Nakabayashi,Kotaro Hashimoto et al.
Riko Takata et al.
Matrix-assisted laser desorption/ionization (MALDI) mass spectrometry (MS) has been widely used for analyses of biomolecules and industrial materials. Surface-assisted laser desorption/ionization (SALDI) is studied to complement the ionizat...