Evidence map›Paper›PMID 19116009›Full record

ArticleRespiratory research2008

IFN-gamma, IL-4 and IL-13 modulate responsiveness of human airway smooth muscle cells to IL-13.

Barry J Moynihan, Barbara Tolloczko, Souad El Bassam, Pascale Ferraro, Marie-Claire Michoud, James G Martin, Sophie Laberge

Open access · goldAbstract read
In one paragraph

Article in Respiratory research, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
1.0field-weighted citation impact, top 23% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 37 citations in OpenAlex.

  1. Pooled it
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  5. Review
  6. Review
  7. Cavin-1 promotes M2 macrophages/microglia polarization via SOCS3.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2022
    Article
  8. Article
  9. Article
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  11. Review
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  16. Article
  17. Airway smooth muscle in the pathophysiology and treatment of asthma.Journal of applied physiology (Bethesda, Md. : 1985) · 2013
    Review
  18. Article
  19. Article
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 4 institutions in 1 country.

Barry J MoynihanDepartment of Medicine, McGill University, Montreal, Canada. barry.moynihan@gmail.com
Barbara Tolloczko
Souad El Bassam
Pascale Ferraro
Marie-Claire Michoud
James G Martin
Sophie Laberge
Christie (Canada) · CAMcGill University · CAUniversité de Montréal · CACentre Hospitalier Universitaire Sainte-Justine · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIL-13 is a critical mediator of allergic asthma and associated airway hyperresponsiveness. IL-13 acts through a receptor complex comprised of IL-13Ralpha1 and IL-4Ralpha subunits with subsequent activation of signal transducer and activator of transcription 6 (STAT6). The IL-13Ralpha2 receptor may act as a decoy receptor. In human airway smooth muscle (HASM) cells, IL-13 enhances cellular proliferation, calcium responses to agonists and induces eotaxin production. We investigated the effects of pre-treatment with IL-4, IL-13 and IFN-gamma on the responses of HASM cells to IL-13.

methodsCultured HASM were examined for expression of IL-13 receptor subunits using polymerase chain reaction, immunofluorescence microscopy and flow cytometry. Effects of cytokine pre-treatment on IL-13-induced cell responses were assessed by looking at STAT6 phosphorylation using Western blot, eotaxin secretion and calcium responses to histamine.

resultsIL-13Ralpha1, IL-4Ralpha and IL-13Ralpha2 subunits were expressed on HASM cells. IL-13 induced phosphorylation of STAT6 which reached a maximum by 30 minutes. Pre-treatment with IL-4, IL-13 and, to a lesser degree, IFN-gamma reduced peak STAT6 phosphorylation in response to IL-13. IL-13, but not IFN-gamma, pre-treatment abrogated IL-13-induced eotaxin secretion. Pre-treatment with IL-4 or IL-13 abrogated IL-13-induced augmentation of the calcium transient evoked by histamine. Cytokine pre-treatment did not affect expression of IL-13Ralpha1 and IL-4Ralpha but increased expression of IL-13Ralpha2. An anti-IL-13Ralpha2 neutralizing antibody did not prevent the cytokine pre-treatment effects on STAT6 phosphorylation. Cytokine pre-treatment increased SOCS-1, but not SOCS-3, mRNA expression which was not associated with significant increases in protein expression.

conclusionPre-treatment with IL-4 and IL-13, but not IFN-gamma, induced desensitization of the HASM cells to IL-13 as measured by eotaxin secretion and calcium transients to histamine. The mechanism of IL-4 and IL-13 induced desensitization does not appear to involve either downregulation of receptor expression or induction of the IL-13Ralpha2 or the SOCS proteins.

Indexed as

CalciumCell ProliferationCells, CulturedChemokine CCL11HistamineHumansInterferon-gammaInterleukin-13Interleukin-13 Receptor alpha1 SubunitInterleukin-13 Receptor alpha2 SubunitInterleukin-4LungMyocytes, Smooth MuscleReceptors, Interleukin-4RNA, MessengerSTAT6 Transcription FactorCalciumCCL11 protein, humanChemokine CCL11HistamineInterferon-gammaInterleukin-13Interleukin-13 Receptor alpha1 SubunitInterleukin-13 Receptor alpha2 SubunitInterleukin-4Receptors, Interleukin-4RNA, MessengerSOCS1 protein, humanSOCS3 protein, humanSTAT6 protein, humanSTAT6 Transcription FactorSuppressor of Cytokine Signaling 1 ProteinSuppressor of Cytokine Signaling 3 ProteinSuppressor of Cytokine Signaling Proteins

Identifiers

PMID19116009
PMCPMC2628656
OpenAlexW2102997314

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.