Evidence map›Paper›PMID 29308009›Full record

ArticleBiomarker insights2017

Discovery and Longitudinal Evaluation of Candidate Biomarkers for Ischaemic Stroke by Mass Spectrometry-Based Proteomics.

Marie Dagonnier, Ira Robin Cooke, Pierre Faou, Tara Kate Sidon, Helen Margaret Dewey, Geoffrey Alan Donnan, David William Howells

Open access · goldAbstract read
In one paragraph

Article in Biomarker insights, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.0field-weighted citation impact, top 26% of its field
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

6 citing papers in PubMed, 12 citations in OpenAlex.

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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 at 3 institutions in 1 country.

Marie DagonnierStroke Department, The Florey Institute of Neuroscience & Mental Health and Melbourne Brain Centre, Melbourne, VIC, Australia.
Ira Robin CookeLa Trobe Institute for Molecular Science, La Trobe University, Melbourne, VIC, Australia.
Pierre FaouLa Trobe Institute for Molecular Science, La Trobe University, Melbourne, VIC, Australia.
Tara Kate SidonStroke Department, The Florey Institute of Neuroscience & Mental Health and Melbourne Brain Centre, Melbourne, VIC, Australia.
Helen Margaret DeweyStroke Department, The Florey Institute of Neuroscience & Mental Health and Melbourne Brain Centre, Melbourne, VIC, Australia.
Geoffrey Alan DonnanStroke Department, The Florey Institute of Neuroscience & Mental Health and Melbourne Brain Centre, Melbourne, VIC, Australia.
David William HowellsStroke Department, The Florey Institute of Neuroscience & Mental Health and Melbourne Brain Centre, Melbourne, VIC, Australia.
Florey Institute of Neuroscience and Mental Health · AULa Trobe University · AUUniversity of Tasmania · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Application of acute therapies such as thrombolysis for ischaemic stroke (IS) is constrained because of diagnostic uncertainty and the dynamic nature of stroke biology. To investigate changes in blood proteins after stroke and as a result of thrombolysis treatment we performed label-free quantitative proteomics on serum samples using high-resolution mass spectrometry and long high-performance liquid chromatography gradient (5 hours) combined with a 50-cm column to optimise the peptide separation. We identified (false discovery rate [FDR]: 1%) and quantified a total of 574 protein groups from a total of 92 samples from 30 patients. Ten patients were treated by thrombolysis as part of a randomised placebo-controlled trial and up to 5 samples were collected from each individual at different time points after stroke. We identified 26 proteins differently expressed by treatment group (FDR: 5%) and significant changes of expression over time for 23 proteins (FDR: 10%). Molecules such as fibrinogen and C-reactive protein showed expression profiles with a high-potential clinical utility in the acute stroke setting. Protein expression profiles vary acutely in the blood after stroke and have the potential to allow the construction of a stroke clock and to have an impact on IS treatment decision making.

Indexed as

biomarkermass spectrometryprotein expressionStroke

Identifiers

PMID29308009
PMCPMC5751906
OpenAlexW2781293277

What OpenQuestion holds

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LicenceCC BY-NC
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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.