Electrospray Ionisation Mass Spectrometry
Screening of gunshot residues using desorption electrospray ionisation-mass spectrometry (DESI-MS)
... desorption electrospray ionisation mass spectrometry (DESI-MS) for the detection of methyl centralite (MC), ethyl centralite (EC) and diphenylamine (DPA) on adhesive tape GSR stubs typically ...
24
Ruthenium versus platinum: interactions of anticancer metallodrugs with duplex oligonucleotides characterised by electrospray ionisation mass spectrometry
... by electrospray ionisation mass spectrometry and compared with that of the widely used platinum-based chemotherapeutics cisplatin, carboplatin and ...dem mass spectrometry and ...
12
Quantification of munition compounds in the marine environment by solid phase extraction – ultra high performance liquid chromatography with detection by electrospray ionisation – mass spectrometry
... As a consequence of World War II, large amounts of munition have been deposited in coastal waters. Deterioration of the mines and bombs is resulting in a release of munition compounds (MCs) like trinitrotoluene to the ...
7
An investigation of beryllium coordination chemistry using electrospray ionisation mass spectrometry
... the mass spectrometer thereby obtaining an approximate but quick screening of the hydrolytic tendencies in acidic solution of beryllium sulfate in agreement with present understanding of the beryllium species ...
245
Online molecular characterisation of organic aerosols in an atmospheric chamber using extractive electrospray ionisation mass spectrometry
... extractive electrospray ionisation (EESI) mass spectrometry (MS) for particle ...of mass spectra for α-pinene derived SOA in both positive and negative ion modes is obtained using an ...
16
Online molecular characterisation of organic aerosols in an atmospheric chamber using extractive electrospray ionisation mass spectrometry
... extractive electrospray ionisation (EESI) mass spectrometry (MS) for particle ...of mass spectra for α-pinene derived SOA in both positive and negative ion modes is obtained using an ...
16
Identification of hydrolysable tannins in the reaction zone of Eucalyptus nitens wood by high performance liquid chromatrography electrospray ionisation mass spectrometry
... MS was carried out on a Finnigan LCQ (San Jose, CA, USA) with an electrospray ion source, using LCQ Navigator version 1.2 software. The instrument was operated in the negative ion mode, scanning from m/z 125 to ...
8
High performance liquid chromatography coupled to electrospray ionisation mass spectrometry method for the detection of salivary human neutrophil alpha defensins HNP1, HNP2, HNP3 and HNP4
... by mass spectrometry in relation to exercise; after a high intensity circuit resistance training, salivary defensins levels were observed to increase ...
26
Electrospray ionisation mass spectrometric analysis of lipid restructuring in the carp (Cyprinus carpio L ) during cold acclimation
... used electrospray ionisation mass spectrometry (ESI-MS) to determine the patterns of alteration to individual molecular species compositions of PC, PE and phosphatidylinositol (PI) in response ...
9
Mass Spectrometry. Fundamental LC-MS. Electrospray Ionisation Theory
... stable electrospray and to avoid the problems associated with ion suppression • If the analyte is expected to have a high sensitivity coefficient and is present at low concentrations, depletion of the species from ...
34
The application of electrospray ionisation and tandem mass spectrometry to the analysis of polymer additives
... with higher molecular weight require a greater input of internal energy and, therefore, only start to fragment at high values of cone potential. Furthermore, peaks are observed at 32 and 72 Da greater than that of many ...
13
The analysis of biological molecules by electrospray ionisation Fourier transform ion cyclotron resonance (ESIFTICR) mass spectrometry
... The objective was to study the conformational changes induced by Ca2+ ions binding to calmodulin by various methods, including gas and solution phase HID exchange and the [r] ...
208
Metabolomic Analysis of Campylobacter jejuni by Direct-Injection Electrospray Ionization Mass Spectrometry
... applications. Electrospray ionisation time of flight mass spectrometry (ESI-TOF-MS) is a technique that has been used for high throughput fingerprinting in both plants and bacteria (1, ...of ...
17
Epithelial ovarian carcinoma diagnosis by desorption electrospray ionization mass spectrometry imaging
... desorption ionisation (MALDI) imaging mass spectrometry studies have already described MSI analyses of ovarian cancer 10,11 , however, most of these studies followed a protein biomarker dis- covery ...
11
Matrix assisted ionisation in vacuum mass spectrometry and imaging on a modified quadrupole quadrupole time of flight mass spectrometer
... Matrix-Assisted Ionisation in Vacuum (MAIV) is a new ionisation technique which ionises non-volatile compounds producing electrospray ioni- sation-like ...ions. Ionisation occurs when the ...
10
Electrospray Ion Trap Mass Spectrometry. Introduction
... Sample Introduction Electrospray mass spectrometers can be used in two modes. In direct infusion mode, a dilute solution of the analyte is pumped into the source. No separation takes place and all the ...
5
Fundamental Studies of the Mechanisms and Applications of Field Induced Droplet Ionization Mass Spectrometry and Electrospray Mass Spectrometry
... iv Abstract This thesis explores the evaporation and Rayleigh discharge dynamics of highly charged micron-sized droplets and explores new methodologies for extracting ions for mass analysis from neutral droplets ...
16
Whisky analysis by electrospray ionization-Fourier transform mass spectrometry
... ThoMSon Mass Spectrometry Laboratory, 13084-971, Campinas, SP, Brazil b Federal University of Alfenas, UNIFAL, Institute of Chemistry, 37130-000, Alfenas, MG, Brazil c Brazilian Federal Police, Ministério ...
9
Oxovanadium complexes have played active. Electrospray Mass Spectrometry and Tandem Mass Spectrometry of Bimetallic Oxovanadium. complexes.
... Soc Mass Spectrom 2008, 19, 1247–1254) © 2008 American Society for Mass Spectrometry O xovanadium complexes have played active roles in the fields of pharmaceutical research and organic ...
8
Matrix assisted ultraviolet laser desorption/ionisation mass spectrometry of macromolecules
... Chapter One : Introduction 1.2.4. Matrices and experimental parameters Although the idea o f using absorbing molecules to enhance the generation of intact molecule-ions for the non-absorbing molecules had been put ...
272