Results 1 to 10 of about 435,993 (312)

Lipid Peroxidation in Algae Oil: Antagonist Effects of Natural Antioxidants

open access: yesMolecules, 2022
Tandem mass spectrometry is proposed to check lipid oxidation, a free radical-mediated phenomenon which effects oxidative deterioration in polyunsaturated fatty acids. Antioxidants are used by the food industry to delay the oxidation process.
Ilaria Santoro   +4 more
doaj   +1 more source

Liquid Chromatography–Tandem Mass Spectrometry in Newborn Screening Laboratories

open access: yesInternational Journal of Neonatal Screening, 2022
Tandem mass spectrometry (MS/MS) is the most universal platform currently available for the analysis of enzymatic activities and biomarkers in dried blood spots (DBS) for applications in newborn screening (NBS).
Michael H. Gelb   +25 more
doaj   +1 more source

In Search of Disentanglement in Tandem Mass Spectrometry Datasets

open access: yesBiomolecules, 2023
Generative modeling and representation learning of tandem mass spectrometry data aim to learn an interpretable and instrument-agnostic digital representation of metabolites directly from MS/MS spectra.
Krzysztof Jan Abram, Douglas McCloskey
doaj   +1 more source

Determination of Creatinine in Human Urine with Flow Injection Tandem Mass Spectrometry [PDF]

open access: yes, 2012
Background/Aims: Excretion of urinary compounds in spot urine is often estimated relative to creatinine. For the growing number of liquid chromatography-tandem mass spectrometry (LC-MS/MS) assays of urine-excreted molecules, a fast and accurate method ...
Koletzko, Berthold   +2 more
core   +1 more source

Measurement of kynurenine pathway metabolites by tandem mass spectrometry

open access: yesJournal of Mass Spectrometry and Advances in the Clinical Lab, 2023
Objectives: Recent studies have shown that derangements in kynurenine pathway metabolite levels are associated with various pathologies such as neurodegenerative diseases, schizophrenia, depression, bipolar disorder, rheumatoid arthritis, and cancer ...
Sedat Abusoglu   +4 more
doaj   +1 more source

Application of tandem two-dimensional mass spectrometry for top-down deep sequencing of calmodulin [PDF]

open access: yes, 2018
Two-dimensional mass spectrometry (2DMS) involves simultaneous acquisition of the fragmentation patterns of all the analytes in a mixture by correlating their precursor and fragment ions by modulating precursor ions systematically through a fragmentation
Barrow, Mark P.   +5 more
core   +1 more source

Plasma free and total carnitine measured in children by tandem mass spectrometry

open access: yesBrazilian Journal of Medical and Biological Research, 2002
Free and total carnitine quantification is important as a complementary test for the diagnosis of unusual metabolic diseases, including fatty acid degradation disorders.
J.H. Osorio, M. Pourfarzam
doaj   +1 more source

Rapid method for Mycobacterium tuberculosis identification using electrospray ionization tandem mass spectrometry analysis of mycolic acids [PDF]

open access: yes, 2013
Mycolic acids (MAs), which play a crucial role in the architecture of mycobacterial cell walls, were analyzed using electrospray ionization tandem mass spectrometry. A targeted analysis based on the 10 most abundant and characteristic multiple reaction
Beata Janiszewska-Drobinska   +38 more
core   +1 more source

Tandem mass spectrometry data quality assessment by self-convolution

open access: yesBMC Bioinformatics, 2007
Background Many algorithms have been developed for deciphering the tandem mass spectrometry (MS) data sets. They can be essentially clustered into two classes.
Tham Wai, Choo Keng
doaj   +1 more source

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