Combining Charge-Switch Derivatization with Ozone-Induced Dissociation for Fatty Acid Analysis
Sign Up to like & getrecommendations! Published in 2019 at "Journal of The American Society for Mass Spectrometry"
DOI: 10.1007/s13361-019-02285-5
Abstract: The specific positions of carbon–carbon double bond(s) within an unsaturated fatty acid exert a significant effect on the physical and chemical properties of the lipid that ultimately inform its biological function(s). Contemporary liquid chromatography–mass spectrometry… read more here.
Keywords: ozone induced; induced dissociation; analysis; fatty acid ... See more keywords
Fast fragmentation during surface-induced dissociation: An examination of peptide size and structure
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2020.137716
Abstract: Abstract We present the results of direct dynamics simulations of surface-induced dissociation for protonated versions of AnK, KAn (n = 1, 3, and 5), AcA7K, and AcKA7 for collisions with a fluorinated self-assembled monolayer surface.… read more here.
Keywords: induced dissociation; fast fragmentation; fragmentation; surface induced ... See more keywords
Enhancement of ion activation and collision induced dissociation by direct current potential in digital ion trap mass spectrometer
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2018.02.004
Abstract: Abstract The efficiency of collision induced dissociation (CID) is strongly dependent on the ion activation energy. In order to increase the ion kinetic energy during resonance ion excitation, a DC voltage was deduced by simply… read more here.
Keywords: induced dissociation; mass; ion; collision induced ... See more keywords
Collision-induced dissociation of protonated cyproheptadine: Ion-neutral complex mediated electron transfer versus hydride transfer reaction
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2018.04.005
Abstract: Abstract In this study, the gas-phase fragmentation of protonated cyproheptadine was investigated by electrospray ionization tandem mass spectrometry (ESI–MSn). Upon collision induced dissociation (CID), two most abundant fragment ions at m/z 196 and 197 were… read more here.
Keywords: ion neutral; induced dissociation; protonated cyproheptadine; transfer ... See more keywords
Electrospray ionization collision induced dissociation of thieno[3,2-d]pyrimidine derivatives
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2020.116411
Abstract: Abstract 2,4-substituted thieno[3,2-d]pyrimidines, with different l -amino acid methyl ester substituent on 4-C and methyl or methylthio substituent on 2-C, showed a complex and analytically valuable fragmentation behaviour under positive ion electrospray ionization collision-induced dissociation… read more here.
Keywords: induced dissociation; pyrimidine derivatives; thieno pyrimidine; ionization collision ... See more keywords
Identification of isocyclosporins by collision-induced dissociation of doubly protonated species.
Sign Up to like & getrecommendations! Published in 2021 at "Talanta"
DOI: 10.1016/j.talanta.2020.121930
Abstract: Nonribosomal cyclopeptide cyclosporin A (CsA), produced by fungus Tolypocladium inflatum, is an extremely important immunosuppressive drug used in organ transplantations and for therapy of autoimmune diseases. Here we report for the first time production of… read more here.
Keywords: induced dissociation; collision induced; identification isocyclosporins; csa isocsa ... See more keywords
Top-Down Detection of Oxidative Protein Footprinting by Collision-Induced Dissociation, Electron-Transfer Dissociation, and Electron-Capture Dissociation.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.1c05476
Abstract: Fast photochemical oxidation of proteins (FPOP) footprinting is a structural mass spectrometry method that maps proteins by fast and irreversible chemical reactions. The position of oxidative modification reflects solvent accessibility and site reactivity and thus… read more here.
Keywords: dissociation; dissociation electron; induced dissociation; collision induced ... See more keywords
Simulation of Energy-Resolved Mass Spectrometry Distributions from Surface-Induced Dissociation.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c01869
Abstract: Understanding the relationship between protein structure and experimental data is crucial for utilizing experiments to solve biochemical problems and optimizing the use of sparse experimental data for structural interpretation. Tandem mass spectrometry (MS/MS) can be… read more here.
Keywords: mass spectrometry; energy; induced dissociation; energy resolved ... See more keywords
Development of a Miniature Mass Spectrometry System for Point-of-Care Analysis of Lipid Isomers Based on Ozone-Induced Dissociation.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c03112
Abstract: Disorder of lipid homeostasis is closely associated with a variety of diseases. Although mass spectrometry (MS) approaches have been well developed for the characterization of lipids, it still lacks an integrated and compact MS system… read more here.
Keywords: miniature; system; induced dissociation; analysis ... See more keywords
Design and performance of a second-generation surface-induced dissociation cell for Fourier transform ion cyclotron resonance mass spectrometry of native protein complexes.
Sign Up to like & getrecommendations! Published in 2019 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.9b03746
Abstract: A second-generation ("Gen 2") device capable of surface-induced dissociation (SID) and collision-induced dissociation (CID) for Fourier transform ion cyclotron resonance mass spectrometry of protein complexes has been designed, simulated, fabricated, and experimentally compared to a… read more here.
Keywords: induced dissociation; mass; sensitivity; generation ... See more keywords
Sequential Bond Dissociation Energies of Th+(CO)x, x = 3-6: Guided Ion Beam Collision-Induced Dissociation and Quantum Computational Studies.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c02138
Abstract: Collision-induced dissociation (CID) of [Th,xC,xO]+, x = 3-6, with Xe is performed using a guided ion beam tandem mass spectrometer (GIBMS). Products are formed exclusively by the loss of CO ligands. Analyses of the kinetic… read more here.
Keywords: dissociation; induced dissociation; ion beam; guided ion ... See more keywords