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Cited by 423

The DOI matches its Crossref record; 32 of the 32 references it cites were found in a registry or an index.

Parallel Accumulation–Serial Fragmentation (PASEF): Multiplying Sequencing Speed and Sensitivity by Synchronized Scans in a Trapped Ion Mobility Device

Open access
Meier, Florian, Beck, Scarlet, Grassl, Niklas, Lubeck, Markus, Park, Melvin A., Raether, Oliver, Mann, Matthias·2015·Journal of Proteome Research

Abstract

In liquid chromatography-mass spectrometry (LC-MS)-based proteomics, many precursors elute from the column simultaneously. In data-dependent analyses, these precursors are fragmented one at a time, whereas the others are discarded entirely. Here we employ trapped ion mobility spectrometry (TIMS) on an orthogonal quadrupole time-of-flight (QTOF) mass spectrometer to remove this limitation. In TIMS, all precursor ions are accumulated in parallel and released sequentially as a function of their ion mobility. Instead of selecting a single precursor mass with the quadrupole mass filter, we here implement synchronized scans in which the quadrupole is mass positioned with sub-millisecond switching times at the m/z values of appropriate precursors, such as those derived from a topN precursor list. We demonstrate serial selection and fragmentation of multiple precursors in single 50 ms TIMS scans. Parallel accumulation-serial fragmentation (PASEF) enables hundreds of MS/MS events per second at full sensitivity. Modeling the effect of such synchronized scans for shotgun proteomics, we estimate that about a 10-fold gain in sequencing speed should be achievable by PASEF without a decrease in sensitivity.

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Metadata

Authors
Meier, F., Beck, S., Grassl, N., Lubeck, M., Park, M. A., Raether, O., & Mann, M.
Venue
Journal of Proteome Research
Published
2015-11-13
Volume
14
Issue
12
Pages
5378-5387
ISSN
  • 1535-3893 (ISSN-L)
  • 1535-3907
OpenAlex
W2308104112
Cited by
423
References
32
FWCI
4.81
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Parallel Accumulation–Serial Fragmentation (PASEF): Multiplying Sequencing Speed and Sensitivity by Synchronized Scans in a Trapped Ion Mobility Device. https://app.cochat.ai/papers/10.1021/acs.jproteome.5b00932
The paper
Meier, F., Beck, S., Grassl, N., Lubeck, M., Park, M. A., Raether, O., & Mann, M. (2015). Parallel Accumulation–Serial Fragmentation (PASEF): Multiplying Sequencing Speed and Sensitivity by Synchronized Scans in a Trapped Ion Mobility Device. Journal of Proteome Research. https://doi.org/10.1021/acs.jproteome.5b00932

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