Results 81 to 90 of about 195,918 (213)

Fast liquid chromatography/electrochemistry/mass spectrometry of ferrocenecarboxylic acid esters [PDF]

open access: yes, 2002
Rapid liquid chromatographic separations of ferrocenecarboxylic esters of various alcohols and phenols have been achieved on reversed-phase columns of 20 mm length.
Diehl, Georg, Karst, Uwe
core   +3 more sources

Metabolite fingerprinting by infrared matrix-assisted laser desorption electrospray ionization mass spectrometry

open access: yesSLAS Technology
The adoption of mass spectrometry for high-throughput screening in drug discovery has become increasingly prevalent and has enabled label-free screening against diverse targets.
Alena N. Joignant   +8 more
doaj   +1 more source

Three-Dimensional-Printed Lateral Extraction Enhanced Desorption Electrospray Ionization Source for Mass Spectrometry

open access: yesApplied Sciences
This paper introduces a novel Lateral Extraction Enhanced Desorption Electrospray Ionization (LEE-DESI) source. This source is specifically designed to tackle the crucial issue of electric field interference in dual-channel ambient ionization mass ...
Jilin Liu, Xiang Qian
doaj   +1 more source

Quantitative measurement of different ceramide species from crude cellular extracts by electrospray ionization tandem mass spectrometry (ESI-MS/MS)

open access: yesJournal of Lipid Research, 1999
Ceramide (CER) is an important signaling molecule involved in a variety of cellular processes, including differentiation, cell growth, and apoptosis.
G. Liebisch   +7 more
doaj   +1 more source

Metabolomics : a tool for studying plant biology [PDF]

open access: yes, 2005
In recent years new technologies have allowed gene expression, protein and metabolite profiles in different tissues and developmental stages to be monitored.
Gullberg, Jonas
core  

ESI-MS spectra of 3-cyano-4-(substituted phenyl)-6-phenyl-2(1H)-pyridinones [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
Twelve 3-cyano-4-(substituted phenyl)-6-phenyl-2(1H)-pyridinones were investigated by tandem mass spectrometry using positive as well as negative electrospray ionization.
BRATISLAV Ž. JOVANOVIĆ   +3 more
doaj  

Structure elucidation of nanogram quantities of unknown designer drugs based on phenylalkylamine derivates by ion trap multiple mass spectrometry [PDF]

open access: yes, 2018
Multiple mass spectra (MS1 to MS6) of 55 phenylalkylamine derivatives were recorded with ion-trap mass spectrometry employing electrospray (ESI) and atmospheric pressure chemical ionization (APCI).
Kölliker, Stephan, Oehme, Michael
core  

Advances in Microfluidics and Lab-on-a-Chip Technologies

open access: yes, 2017
Advances in molecular biology are enabling rapid and efficient analyses for effective intervention in domains such as biology research, infectious disease management, food safety, and biodefense.
Abate   +161 more
core   +1 more source

Mass spectrometric and quantum chemical studies of gold speciation in water vapor [PDF]

open access: yes, 2014
The mobility and transport of gold in hydrothermal vapors is strongly influenced by the molecular speciation of gold, which is highly sensitive to pH, oxidation state and water vapor pressure. In this study, electrospray ionization mass spectrometry (ESI-
Lemke, KH
core  

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