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A Dynamic Programming Approach to De Novo Peptide Sequencing via Tandem Mass Spectrometry [PDF]

open access: greenarXiv, 2001
The tandem mass spectrometry fragments a large number of molecules of the same peptide sequence into charged prefix and suffix subsequences, and then measures mass/charge ratios of these ions. The de novo peptide sequencing problem is to reconstruct the peptide sequence from a given tandem mass spectral data of k ions.
Ting Chen   +4 more
arxiv   +8 more sources

Applications of Tandem Mass Spectrometry (MS/MS) in Protein Analysis for Biomedical Research

open access: yesMolecules, 2022
Mass Spectrometry (MS) allows the analysis of proteins and peptides through a variety of methods, such as Electrospray Ionization-Mass Spectrometry (ESI-MS) or Matrix-Assisted Laser Desorption Ionization-Mass Spectrometry (MALDI-MS).
Anca-Narcisa Neagu   +5 more
doaj   +2 more sources

Progressive search in tandem mass spectrometry

open access: yesBMC Bioinformatics, 2023
Background High-throughput Proteomics has been accelerated by (tandem) mass spectrometry. However, the slow speed of mass spectra analysis prevents the analysis results from being up-to-date.
Yoonsung Joh   +3 more
doaj   +3 more sources

Tandem Mass Spectrometry and Glycoproteins [PDF]

open access: yes, 2012
Glycoproteins and glycopeptides are organic compounds that are composed of both polypeptide and carbohydrate chains bonded together. For many years glycoproteins and glycopeptides have been a subject of interest; however, recently they have aroused the interest of biochemists and biologists from a wide range of fields. This increased interest is partly
Pavlina Dolashka
core   +5 more sources

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 ...
Ana Varela Coelho   +7 more
core   +5 more sources

Tandem Mass Spectrometry across Platforms. [PDF]

open access: yesAnal Chem
[Image: see text] PubChem serves as a comprehensive repository, housing over 100 million unique chemical structures representing the breadth of our chemical knowledge across numerous fields including metabolism, pharmaceuticals, toxicology, cosmetics, agriculture, and many more.
Hoang C   +9 more
europepmc   +3 more sources

Quantification of hydroxyacetone and glycolaldehyde using chemical ionization mass spectrometry [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
Chemical ionization mass spectrometry (CIMS) enables online, rapid, in situ detection and quantification of hydroxyacetone and glycolaldehyde. Two different CIMS approaches are demonstrated employing the strengths of single quadrupole mass spectrometry ...
J. M. St. Clair   +5 more
doaj   +4 more sources

Electrospray tandem mass spectrometry of aminochromes [PDF]

open access: bronzeRapid Communications in Mass Spectrometry, 2001
AbstractThe catecholamines adrenaline, noradrenaline, dopamine, dopa and isoprenaline were oxidized into their respective aminochromes: adrenochrome, noradrenochrome, dopaminochrome, dopachrome and isoprenochrome. Tandem mass spectrometry (MS/MS) fragmentation patterns were examined for the five aminochromes in order to establish a general structural ...
Francisco Amado   +7 more
openalex   +4 more sources

Research Progress on Disulfide Bond Assignment Analysis Based on Mass Spectrometry [PDF]

open access: yesZhipu Xuebao, 2021
Disulfide bond in protein is an important post translational modification and it is extremely essential for stabilizing the three dimensional structure of proteins, maintaining the correct folded conformation and regulating their biological activities ...
LI Ming, WU Pei-ze
doaj   +1 more source

Simultaneous Method for Selected PBDEs and HBCDDs in Foodstuffs Using Gas Chromatography—Tandem Mass Spectrometry and Liquid Chromatography—Tandem Mass Spectrometry

open access: yesToxics, 2022
Flame retardants are added to consumer products to retard the ignition of combustible materials. Technical mixtures of polybrominated diphenyl ethers (PBDEs) and hexabromocyclododecane (HBCDD) were massively used for several decades.
Eva Lipičar   +3 more
doaj   +1 more source

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