Evidence map›Paper›PMID 31917773›Full record

ArticlePain2020

The dichotomous role of epiregulin in pain.

Vivek Verma, Samar Khoury, Marc Parisien, Chulmin Cho, William Maixner, Loren J Martin, Luda Diatchenko

Open access · greenAbstract read
In one paragraph

Article in Pain, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

17 citing papers in PubMed, 28 citations in OpenAlex.

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  15. Cathepsin S Evokes PARCancers · 2021
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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 2 countries.

Vivek VermaThe Alan Edwards Centre for Research on Pain, Department of Anesthesia, Faculty of Medicine, Faculty of Dentistry, McGill University, Montreal, QC, Canada.
Samar KhouryThe Alan Edwards Centre for Research on Pain, Department of Anesthesia, Faculty of Medicine, Faculty of Dentistry, McGill University, Montreal, QC, Canada.
Marc ParisienThe Alan Edwards Centre for Research on Pain, Department of Anesthesia, Faculty of Medicine, Faculty of Dentistry, McGill University, Montreal, QC, Canada.
Chulmin ChoDepartment of Psychology, University of Toronto Mississauga, Mississauga, ON, Canada.
William MaixnerDepartment of Anesthesiology, Center for Translational Pain Medicine, Duke University Medical Center, Durham, NC, United States.
Loren J MartinDepartment of Psychology, University of Toronto Mississauga, Mississauga, ON, Canada.
Luda DiatchenkoThe Alan Edwards Centre for Research on Pain, Department of Anesthesia, Faculty of Medicine, Faculty of Dentistry, McGill University, Montreal, QC, Canada.
McGill University · CAUniversity of Toronto · CADuke Medical Center · US

Funding

Risk Factors for Onset and Persistence of TMDU01DE017018 · NIDCR · UNIV OF NORTH CAROLINA CHAPEL HILL · PI DIATCHENKO, LUDA, FILLINGIM, ROGER B · 2005 to 2016
$35.9M
Vulvar Vestibulitis syndrome (VVS)P01NS045685 · NINDS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI ZOLNOUN, DENNIZ A · 2004 to 2014
$12.5M
Identification of Clinically Relevant TMD Subtypes Using Cluster AnalysisR03DE023592 · NIDCR · UNIV OF NORTH CAROLINA CHAPEL HILL · PI BAIR, ERIC · 2013 to 2014
$293k
Medical Research Council MC_PC_12028Medical Research Council MC_PC_17228Medical Research Council MC_QA137853NIDCR NIH HHS R03 DE023592NIDCR NIH HHS U01 DE017018NINDS NIH HHS P01 NS045685
6 · The paper itself

Abstract

It has recently been shown that epidermal growth factor receptor (EGFR) contributes to the pathogenesis of pain. We scanned genetic markers within genes coding for receptors of the EGFR family (EGFR, ERBB2, ERBB3, and ERBB4) and their ligands (AREG, BTC, EGF, EPGN, EREG, HBEGF, MUC4, NRG1, NRG2, NRG3, NRG4, and TGFA) for association with self-reported pain intensity in patients with chronic facial pain who participated in the Orofacial Pain: Prospective Evaluation and Risk Assessment (OPPERA) cohort. We found that only epiregulin (EREG) was associated with pain. The strongest effect was observed for a minor allele at rs6836436 in EREG, which was associated with lower chronic pain intensity. However, the same allele was associated with higher facial pain intensity among cases with recent onset of facial pain. Similar trends were observed in an independent cohort of UK Biobank (UKB) where the minor allele at rs6836436 was associated with a higher number of acute pain sites but a lower number of chronic pain sites. Expression quantitative trait loci analyses established rs6836436 as a loss-of-function variant of EREG. Finally, we investigated the functional role of EREG using mouse models of chronic and acute pain. Injecting mice with an EREG monoclonal antibody reversed established mechanosensitivity in the complete Freund's adjuvant and spared nerve injury models of chronic pain. However, the EREG monoclonal antibody prolonged allodynia when administered during the development of complete Freund's adjuvant-induced mechanosensitivity and enhanced pain behavior in the capsaicin model of acute pain.

Indexed as

PainAnimalsAntibodies, MonoclonalEpiregulinLigandsMiceNerve Growth FactorsProspective StudiesAntibodies, MonoclonalEpiregulinLigandsNerve Growth FactorsNrg2 protein, mouse

Identifiers

PMID31917773
PMCPMC7166142
OpenAlexW2999065377

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.