Evidence map›Paper›PMID 27142507›Full record

ArticleNature communications2016

Analytic framework for peptidomics applied to large-scale neuropeptide identification.

Anna Secher, Christian D Kelstrup, Kilian W Conde-Frieboes, Charles Pyke, Kirsten Raun, Birgitte S Wulff, Jesper V Olsen

Abstract read
In one paragraph

Article in Nature communications, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers.

0numbers the graph read from it
0cells of the map it votes in
69citing papers in PubMed
–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

69 citing papers in PubMed.

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  19. Neuropeptidomics of the American LobsterJournal of proteome research · 2024
    Article
  20. Article

9 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

7 authors.

Anna SecherFaculty of Health and Medical Sciences, Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, Blegdamsvej 3b, DK-2200 Copenhagen, Denmark.
Christian D KelstrupFaculty of Health and Medical Sciences, Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, Blegdamsvej 3b, DK-2200 Copenhagen, Denmark.
Kilian W Conde-FrieboesProtein &Peptide Chemistry, Novo Nordisk A/S, Novo Nordisk Park, DK-2760 Maaloev, Denmark.ORCID http://orcid.org/0000-0001-5303-4448
Charles PykeHistology and Imaging, Novo Nordisk A/S, Novo Nordisk Park, DK-2760 Maaloev, Denmark.
Kirsten RaunIncretin &Obesity Pharmacology, Novo Nordisk A/S, Novo Nordisk Park, DK-2760 Maaloev, Denmark.
Birgitte S WulffIncretin &Obesity Research, Novo Nordisk A/S, Novo Nordisk Park, DK-2760 Maaloev, Denmark.
Jesper V OlsenFaculty of Health and Medical Sciences, Novo Nordisk Foundation Center for Protein Research, University of Copenhagen, Blegdamsvej 3b, DK-2200 Copenhagen, Denmark.ORCID http://orcid.org/0000-0002-4747-4938

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Large-scale mass spectrometry-based peptidomics for drug discovery is relatively unexplored because of challenges in peptide degradation and identification following tissue extraction. Here we present a streamlined analytical pipeline for large-scale peptidomics. We developed an optimized sample preparation protocol to achieve fast, reproducible and effective extraction of endogenous peptides from sub-dissected organs such as the brain, while diminishing unspecific protease activity. Each peptidome sample was analysed by high-resolution tandem mass spectrometry and the resulting data set was integrated with publically available databases. We developed and applied an algorithm that reduces the peptide complexity for identification of biologically relevant peptides. The developed pipeline was applied to rat hypothalamus and identifies thousands of neuropeptides and their post-translational modifications, which is combined in a resource format for visualization, qualitative and quantitative analyses.

Indexed as

AlgorithmsProtein Processing, Post-TranslationalAmino Acid SequenceAnimalsChromatography, LiquidHot TemperatureHypothalamusMaleMicrowavesMolecular Sequence AnnotationMolecular Sequence DataNeuropeptidesPerfusionPhosphorylationProteomicsRatsNeuropeptides

Identifiers

PMID27142507
PMCPMC4857386

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.