Results 11 to 20 of about 713,789 (264)

PECAN: Library Free Peptide Detection for Data-Independent Acquisition Tandem Mass Spectrometry Data

open access: yesNature Methods, 2017
Data-independent acquisition (DIA) is an emerging mass spectrometry (MS)-based technique for unbiased and reproducible measurement of protein mixtures.
Ying S. Ting   +6 more
semanticscholar   +1 more source

LipidMatch: an automated workflow for rule-based lipid identification using untargeted high-resolution tandem mass spectrometry data

open access: yesBMC Bioinformatics, 2017
Lipids are ubiquitous and serve numerous biological functions; thus lipids have been shown to have great potential as candidates for elucidating biomarkers and pathway perturbations associated with disease.
J. Koelmel   +8 more
semanticscholar   +1 more source

Tandem Mass Spectrometry of Peptides [PDF]

open access: yes, 2012
Renata Soares1, Elisabete Pires1, Andre M. Almeida1,2, Romana Santos1,3, Ricardo Gomes1, Kamila Koci1, Catarina Ferraz Franco1 and Ana Varela Coelho1 1ITQB/Universidade Nova de Lisboa 2Instituto de Investigacao Cientifica Tropical& Centro Interdisciplinar de Investigacao em Sanidade Animal 3Unidade de Investigacao em Ciencias Orais e Biomedicas ...
Renata Soares   +7 more
openaire   +3 more sources

Mass Spectrometry and Tandem Mass Spectrometry: An Overview [PDF]

open access: yes, 2014
In this chapter, a brief overview of fundamentals in mass spectrometry and of its applications in homeland security, forensic sciences and explosive detection, are presented.
openaire   +3 more sources

Electrospray and tandem mass spectrometry in biochemistry [PDF]

open access: yesBiochemical Journal, 2001
Over the last 20 years, biological MS has changed out of all recognition. This is primarily due to the development in the 1980s of ‘soft ionization’ methods that permit the ionization and vaporization of large, polar, and thermally labile biomolecules.
Yuqin Wang   +4 more
openaire   +3 more sources

Electrospray mass spectrometry and tandem mass spectrometry of bimetallic oxovanadium complexes [PDF]

open access: yesJournal of the American Society for Mass Spectrometry, 2008
A series of six bimetallic oxovanadium complexes (1-6; only one was purified) were investigated by electrospray quadrupole time-of-flight tandem mass spectrometry (ESI-QTOF-MS/MS) in negative-ion mode. Radical molecular anions [M]*(-) were observed in MS mode.
Guolin Zhang   +4 more
openaire   +3 more sources

Measurement of a Comprehensive Sex Steroid Profile in Rodent Serum by High-Sensitive Gas Chromatography-Tandem Mass Spectrometry.

open access: yesEndocrinology, 2015
Accurate measurement of sex steroid concentrations in rodent serum is essential to evaluate mouse and rat models for sex steroid-related disorders.
Maria E. Nilsson   +13 more
semanticscholar   +1 more source

Bile acid profiling and quantification in biofluids using ultra-performance liquid chromatography tandem mass spectrometry.

open access: yesAnalytical Chemistry, 2015
Bile acids are important end products of cholesterol metabolism. While they have been identified as key factors in lipid emulsification and absorption due to their detergent properties, bile acids have also been shown to act as signaling molecules and ...
M. Sarafian   +8 more
semanticscholar   +1 more source

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

LipidBlast - in-silico tandem mass spectrometry database for lipid identification

open access: yesNature Methods, 2013
Current tandem mass spectral libraries for lipid annotations in metabolomics are limited in size and diversity. We provide a freely available computer-generated tandem mass spectral library of 212,516 spectra covering 119,200 compounds from 26 lipid ...
T. Kind   +5 more
semanticscholar   +1 more source

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