Evidence map›Paper›PMID 32457454›Full record

ArticleScientific reports2020

Epithelial-interleukin-1 inhibits collagen formation by airway fibroblasts: Implications for asthma.

Emmanuel T Osei, Leila B Mostaço-Guidolin, Aileen Hsieh, Stephanie M Warner, May Al-Fouadi, Mary Wang, Darren J Cole, Geoffrey N Maksym, Teal S Hallstrand, Wim Timens and 3 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 10% 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

34 citing papers in PubMed, 1 synthesis or guideline pooled it, 43 citations in OpenAlex.

  1. Pooled it
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  11. IL-33 Expression Is Lower in Current Smokers at both Transcriptomic and Protein Levels.American journal of respiratory and critical care medicine · 2023
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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

13 authors at 3 institutions in 2 countries.

Emmanuel T OseiCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada. emmanuel.osei@hli.ubc.ca.
Leila B Mostaço-GuidolinCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada.
Aileen HsiehCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada.
Stephanie M WarnerCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada.
May Al-FouadiCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada.
Mary WangCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada.
Darren J ColeDalhousie University, School of Biomedical Engineering, Halifax, Nova Scotia, Canada.
Geoffrey N MaksymDalhousie University, School of Biomedical Engineering, Halifax, Nova Scotia, Canada.
Teal S HallstrandUniversity of Washington Medical Center, Washington, U.S.A.
Wim TimensUniversity of Groningen, University Medical Center Groningen, Department of Pathology and Medical Biology, Groningen, the Netherlands.
Corry-Anke BrandsmaUniversity of Groningen, University Medical Center Groningen, Department of Pathology and Medical Biology, Groningen, the Netherlands.
Irene H HeijinkUniversity of Groningen, University Medical Center Groningen, Department of Pathology and Medical Biology, Groningen, the Netherlands.
Tillie-Louise HackettCentre for Heart Lung Innovation, University of British Columbia (UBC), Vancouver, B.C., Canada.
University of British Columbia · CAUniversity Medical Center Groningen · NLDalhousie University · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In asthma, the airway epithelium has an impaired capacity to differentiate and plays a key role in the development of airway inflammation and remodeling through mediator release. The study objective was to investigate the release of (IL)-1 family members from primary airway epithelial-cells during differentiation, and how they affect primary airway fibroblast (PAF)-induced inflammation, extracellular matrix (ECM) production, and collagen I remodeling. The release of IL-1α/β and IL-33 during airway epithelial differentiation was assessed over 20-days using air-liquid interface cultures. The effect of IL-1 family cytokines on airway fibroblasts grown on collagen-coated well-plates and 3-dimensional collagen gels was assessed by measurement of inflammatory mediators and ECM proteins by ELISA and western blot, as well as collagen fiber formation using non-linear optical microscopy after 24-hours. The production of IL-1α is elevated in undifferentiated asthmatic-PAECs compared to controls. IL-1α/β induced fibroblast pro-inflammatory responses (CXCL8/IL-8, IL-6, TSLP, GM-CSF) and suppressed ECM-production (collagen, fibronectin, periostin) and the cell's ability to repair and remodel fibrillar collagen I via LOX, LOXL1 and LOXL2 activity, as confirmed by inhibition with β-aminopropionitrile. These data support a role for epithelial-derived-IL-1 in the dysregulated repair of the asthmatic-EMTU and provides new insights into the contribution of airway fibroblasts in inflammation and airway remodeling in asthma.

Indexed as

AdolescentAdultAirway RemodelingAsthmaCase-Control StudiesCell DifferentiationCollagenEpithelial CellsFemaleFibroblastsHumansInterleukin-1alphaInterleukin-1betaMaleMiddle AgedRespiratory SystemCollagenIL1A protein, humanIL1B protein, humanInterleukin-1alphaInterleukin-1beta

Identifiers

PMID32457454
PMCPMC7250866
OpenAlexW3032102991

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.