Evidence map›Paper›PMID 32051234›Full record

ArticleMolecular & cellular proteomics : MCP2020

A Compact Quadrupole-Orbitrap Mass Spectrometer with FAIMS Interface Improves Proteome Coverage in Short LC Gradients.

Dorte B Bekker-Jensen, Ana Martínez-Val, Sophia Steigerwald, Patrick Rüther, Kyle L Fort, Tabiwang N Arrey, Alexander Harder, Alexander Makarov, Jesper V Olsen

Abstract read
In one paragraph

Article in Molecular & cellular proteomics : MCP, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 211 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
211citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

211 citing papers in PubMed, 1 synthesis or guideline pooled it.

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151 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Dorte B Bekker-JensenThe Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, DENMARK.
Ana Martínez-ValThe Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, DENMARK.
Sophia SteigerwaldThe Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, DENMARK.
Patrick RütherThe Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, DENMARK.
Kyle L FortThermo Fisher Scientific, Bremen, GERMANY.
Tabiwang N ArreyThermo Fisher Scientific, Bremen, GERMANY.
Alexander HarderThermo Fisher Scientific, Bremen, GERMANY.
Alexander MakarovThermo Fisher Scientific, Bremen, GERMANY.
Jesper V OlsenThe Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, DENMARK. Electronic address: jesper.olsen@cpr.ku.dk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

State-of-the-art proteomics-grade mass spectrometers can measure peptide precursors and their fragments with ppm mass accuracy at sequencing speeds of tens of peptides per second with attomolar sensitivity. Here we describe a compact and robust quadrupole-orbitrap mass spectrometer equipped with a front-end High Field Asymmetric Waveform Ion Mobility Spectrometry (FAIMS) Interface. The performance of the Orbitrap Exploris 480 mass spectrometer is evaluated in data-dependent acquisition (DDA) and data-independent acquisition (DIA) modes in combination with FAIMS. We demonstrate that different compensation voltages (CVs) for FAIMS are optimal for DDA and DIA, respectively. Combining DIA with FAIMS using single CVs, the instrument surpasses 2500 peptides identified per minute. This enables quantification of >5000 proteins with short online LC gradients delivered by the Evosep One LC system allowing acquisition of 60 samples per day. The raw sensitivity of the instrument is evaluated by analyzing 5 ng of a HeLa digest from which >1000 proteins were reproducibly identified with 5 min LC gradients using DIA-FAIMS. To demonstrate the versatility of the instrument, we recorded an organ-wide map of proteome expression across 12 rat tissues quantified by tandem mass tags and label-free quantification using DIA with FAIMS to a depth of >10,000 proteins.

Indexed as

Ion Mobility SpectrometryMass SpectrometryAnimalsChromatography, LiquidHeLa CellsHumansMaleOpen Reading FramesOrgan SpecificityPeptidesPhosphopeptidesPhosphoproteinsProteomeProteomicsRats, Sprague-DawleyPeptidesPhosphopeptidesPhosphoproteinsProteomeclinical proteomicsDDADIAFAIMSorbitrappathway analysisphosphoproteomeprotein identificationproteomicsTandem mass spectrometrytranscription

Identifiers

PMID32051234
PMCPMC7124470

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.