Articles with "field asymmetric" as a keyword



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Helium-assisted enhanced discharge in a hollow needle for high-field asymmetric ion mobility spectrometry (FAIMS)

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Published in 2021 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-021-03250-6

Abstract: A carrier gas mixture of nitrogen and helium has been employed to improve the resolving power at the expense of sensitivity for planar high-field asymmetric ion mobility spectrometry (FAIMS) in previous work. In this paper,… read more here.

Keywords: ion; high field; asymmetric ion; field asymmetric ... See more keywords
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Field asymmetric ion mobility spectrometry for pre-symptomatic rot detection in stored Ranger Russet and Russet Burbank potatoes

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Published in 2021 at "Postharvest Biology and Technology"

DOI: 10.1016/j.postharvbio.2021.111679

Abstract: Abstract This study was aimed at early detection and rot progression monitoring in stored potatoes using a portable field asymmetric ion mobility spectrometry (FAIMS) system. Tuber samples of Ranger Russet (RR) and Russet Burbank (RB)… read more here.

Keywords: rot; ion; temperature; russet ... See more keywords
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Deeper Protein Identification Using Field Asymmetric Ion Mobility Spectrometry in Top-Down Proteomics.

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Published in 2021 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c00402

Abstract: Field asymmetric ion mobility spectrometry (FAIMS), when used in proteomics studies, provides superior selectivity and enables more proteins to be identified by providing additional gas-phase separation. Here, we tested the performance of cylindrical FAIMS for… read more here.

Keywords: protein; spectrometry; ion mobility; identification ... See more keywords
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High-Field Asymmetric Waveform Ion Mobility Spectrometry Interface Enhances Parallel Reaction Monitoring on an Orbitrap Mass Spectrometer

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Published in 2022 at "Analytical Chemistry"

DOI: 10.1021/acs.analchem.2c01287

Abstract: High-field asymmetric waveform ion mobility spectrometry (FAIMS) enables gas-phase separations on a chromatographic time scale and has become a useful tool for proteomic applications. Despite its emerging utility, however, the molecular determinants underlying peptide separation… read more here.

Keywords: field asymmetric; asymmetric waveform; ion mobility; waveform ion ... See more keywords
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Coupling High-Field Asymmetric Ion Mobility Spectrometry with Capillary Electrophoresis-Electrospray Ionization-Tandem Mass Spectrometry Improves Protein Identifications in Bottom-Up Proteomic Analysis of Low Nanogram Samples.

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Published in 2022 at "Journal of proteome research"

DOI: 10.1021/acs.jproteome.2c00337

Abstract: In this work, we pioneered the assessment of coupling high-field asymmetric waveform ion mobility spectrometry (FAIMS) with ultrasensitive capillary electrophoresis hyphenated with tandem mass spectrometry (CE-MS/MS) to achieve deeper proteome coverage of low nanogram amounts… read more here.

Keywords: coupling high; field asymmetric; spectrometry; ion mobility ... See more keywords
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High-Field Asymmetric Waveform Ion Mobility Spectrometry: Practical Alternative for Cardiac Proteome Sample Processing.

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Published in 2023 at "Journal of proteome research"

DOI: 10.1021/acs.jproteome.3c00027

Abstract: Heart tissue sample preparation for mass spectrometry (MS) analysis that includes prefractionation reduces the cellular protein dynamic range and increases the relative abundance of nonsarcomeric proteins. We previously described “IN-Sequence” (IN-Seq) where heart tissue lysate… read more here.

Keywords: sample; field asymmetric; spectrometry; ion mobility ... See more keywords
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An optimized workflow for multiplexed phosphorylation analysis of TMT-labeled peptides using high-Field Asymmetric waveform Ion Mobility Spectrometry (FAIMS).

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Published in 2019 at "Journal of proteome research"

DOI: 10.1021/acs.jproteome.9b00759

Abstract: Phosphorylation is a post-translational modification with a vital role in cellular signaling. Isobaric labeling-based strategies, such as tandem mass tags (TMT), can measure the relative phosphorylation states of peptides in a multiplexed format. However, the… read more here.

Keywords: spectrometry; analysis; asymmetric waveform; high field ... See more keywords