Results 71 to 80 of about 1,192,978 (307)

Correction: Wu et al. A Novel Truncated DNAzyme Modified Paper Analytical Device for Point-of-Care Test of Copper Ions in Natural Waters. Chemosensors 2022, 10, 72

open access: yesChemosensors
The authors make the following corrections to the published paper [...]
Jiayi Wu   +5 more
doaj   +1 more source

Plasma lipidomic analysis reveals strong similarities between lipid fingerprints in human, hamster and mouse compared to other animal species

open access: yesScientific Reports, 2018
Cardiovascular diseases are often associated with impaired lipid metabolism. Animal models are useful for deciphering the physiological mechanisms underlying these pathologies.
Zied Kaabia   +9 more
doaj   +1 more source

LPS-induced lipid alterations in microglia revealed by MALDI mass spectrometry-based cell fingerprinting in neuroinflammation studies

open access: yesScientific Reports, 2022
Pathological microglia activation can promote neuroinflammation in many neurodegenerative diseases, and it has therefore emerged as a potential therapeutic target.
Martina Blank   +2 more
doaj   +1 more source

Chemical ionization tandem mass spectrometer for the in situ measurement of methyl hydrogen peroxide [PDF]

open access: yes, 2010
A new approach for measuring gas-phase methyl hydrogen peroxide [(MHP) CH_3OOH] utilizing chemical ionization mass spectrometry is presented. Tandem mass spectrometry is used to avoid mass interferences that hindered previous attempts to measure ...
Crounse, John D.   +4 more
core  

Characterization of Cell Glycocalyx with Mass Spectrometry Methods. [PDF]

open access: yes, 2019
The cell membrane plays an important role in protecting the cell from its extracellular environment. As such, extensive work has been devoted to studying its structure and function.
Lebrilla, Carlito B   +3 more
core   +2 more sources

The mass spectrometry of taxol [PDF]

open access: yesJournal of the American Society for Mass Spectrometry, 1992
The antitumor agent taxol has been examined by electron ionization, chemical ionization, and fast atom bombardment mass spectrometry. Three ion series are observed: (1) the M-series, characteristic of the intact molecule; (2) the T-series, with fragments derived from the taxane ring; and (3) the S-series representing the C-13 side chain. Neutral losses
Karl H. Schram   +2 more
openaire   +3 more sources

Combined spatially resolved metabolomics and spatial transcriptomics reveal the mechanism of RACK1‐mediated fatty acid synthesis

open access: yesMolecular Oncology, EarlyView.
The authors analyzed the spatial distributions of gene and metabolite profiles in cervical cancer through spatial transcriptomic and spatially resolved metabolomic techniques. Pivotal genes and metabolites within these cases were then identified and validated.
Lixiu Xu   +3 more
wiley   +1 more source

Quantitative depth profiling of Si1-xGex structures by time-of-flight secondary ion mass spectrometry and secondary neutral mass spectrometry [PDF]

open access: yes, 2017
Quantification of Ge in Si1-xGex structures (0.0920.9997) of intensity ratios of GeCs2+/SiCs2+ and 74Ge-/30Si- secondary ions and post-ionized 70Ge+/28Si+ sputtered neutrals with Ge
arxiv   +1 more source

Tautomeric Equilibria Studies by Mass Spectrometry [PDF]

open access: yes, 2008
Tautomerism in organic chemistry has been extensively studied in condensed phase by spectrometric methods, mainly by IR and NMR techniques. Mass spectrometry studies start 40 years ago but just recently it has been recognized the importance of the mass ...
Eduardo A. Castro   +3 more
core   +1 more source

The role of the mobile proton in fucose migration [PDF]

open access: yes, 2019
Fucose migration reactions represent a substantial challenge in the analysis of fucosylated glycan structures by mass spectrometry. In addition to the well-established observation of transposed fucose residues in glycan-dissociation product ions, recent ...
Helden, Gert von   +7 more
core   +1 more source

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