Evidence map›Paper›PMID 28362018›Full record

ArticleMolecular medicine (Cambridge, Mass.)2017

IL-37 suppresses MyD88-mediated inflammatory responses in human aortic valve interstitial cells.

Qiong Zhan, Qingchun Zeng, Rui Song, Yufeng Zhai, Dingli Xu, David A Fullerton, Charles A Dinarello, Xianzhong Meng

Open access · goldAbstract read
In one paragraph

Article in Molecular medicine (Cambridge, Mass.), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

27 citing papers in PubMed, 47 citations in OpenAlex.

  1. Review
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  9. Article
  10. Natural Compounds Tapinarof andFrontiers in immunology · 2022
    Article
  11. MyD88: At the heart of inflammatory signaling and cardiovascular disease.Journal of molecular and cellular cardiology · 2021
    Review
  12. Article
  13. Review
  14. Review
  15. Review
  16. Review
  17. Article
  18. Adaptive immune cells in calcific aortic valve disease.American journal of physiology. Heart and circulatory physiology · 2019
    Review
  19. Article
  20. 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

8 authors at 2 institutions in 2 countries.

Qiong ZhanDepartment of Surgery, University of Colorado Denver, Aurora, CO 80045.
Qingchun ZengDepartment of Surgery, University of Colorado Denver, Aurora, CO 80045.
Rui SongDepartment of Surgery, University of Colorado Denver, Aurora, CO 80045.
Yufeng ZhaiDepartment of Surgery, University of Colorado Denver, Aurora, CO 80045.
Dingli XuDepartment of Cardiology, Nanfang hospital, Southern Medical University, Guangzhou 510515, China.
David A FullertonDepartment of Surgery, University of Colorado Denver, Aurora, CO 80045.
Charles A DinarelloDepartment of Medicine, University of Colorado Denver, Aurora, CO 80045.
Xianzhong MengDepartment of Surgery, University of Colorado Denver, Aurora, CO 80045.
University of Colorado Denver · USNanfang Hospital · CN

Funding

Role of inflammatory response in aortic valve lesionsR01HL106582 · NHLBI · UNIVERSITY OF COLORADO DENVER · PI MENG, XIANZHONG · 2011 to 2020
$3.8M
Suppression of AVIC inflammosteogenesis for prevention of CAVD progressionR01HL121776 · NHLBI · UNIVERSITY OF COLORADO DENVER · PI MENG, XIANZHONG · 2015 to 2023
$3.6M
NHLBI NIH HHS R01 HL106582NHLBI NIH HHS R01 HL121776
6 · The paper itself

Abstract

backgroundCalcific aortic valve disease (CAVD) is common among the elderly, and aortic valve interstitial cells (AVICs) exhibit unique inflammatory and osteogenic responses to pro-inflammatory stimulation which play an important role in valvular fibrosis and calcification. Thus, suppression of AVIC pro-inflammatory response may have therapeutic utility for prevention of CAVD progression. Interleukin (IL)-37, an anti-inflammatory cytokine, reduces tissue inflammation.

objectiveThis study was to test the hypothesis that IL-37 suppresses human AVIC inflammatory responses to Toll-like receptor (TLR) agonists. METHODS AND

resultsHuman AVICs were exposed to Pam3CSK4, poly(I:C) and lipopolysaccharide, respectively, in the presence and absence of recombinant human IL-37. Stimulation of TLR4 increased the production of intercellular adhesion molecule-1, IL-6, IL-8 and monocyte chemoattractant protein-1. Knockdown of myeloid differentiation factor 88 (MyD88) or TIR-domain-containing adaptor inducing interferon-β (TRIF) differentially affected inflammatory mediator production following TLR4 stimulation. IL-37 reduced the production of these inflammatory mediators induced by TLR4. Moreover, knockdown of IL-37 enhanced the induction of these mediators by TLR4. IL-37 also suppressed inflammatory mediator production induced by the MyD88-dependent TLR2, but had no effect on the inflammatory responses to the TRIF-dependent TLR3. Furthermore, IL-37 inhibited NF-κB activation induced by TLR2 or TLR4 through a mechanism dependent of IL-18 receptor α-chain.

conclusionActivation of TLR2, TLR3 or TLR4 up-regulates the production of inflammatory mediators in human AVICs. IL-37 suppresses MyD88-mediated responses to reduce inflammatory mediator production following stimulation of TLR2 and TLR4. This anti-inflammatory cytokine may be useful for suppression of aortic valve inflammation elicited by MyD88-dependent TLR signaling.

Indexed as

AgedAnti-Inflammatory AgentsAortic ValveCells, CulturedFemaleHumansInterleukin-1LipopeptidesLipopolysaccharidesMaleMiddle AgedMyeloid Differentiation Factor 88Poly I-CRecombinant ProteinsToll-Like ReceptorsAnti-Inflammatory AgentsIL37 protein, humanInterleukin-1LipopeptidesLipopolysaccharidesMYD88 protein, humanMyeloid Differentiation Factor 88Pam(3)CSK(4) peptidePoly I-CRecombinant ProteinsToll-Like Receptorsaortic valve interstitial cellsIL-37inflammationMyD88Toll-like receptor

Identifiers

PMID28362018
PMCPMC5429883
OpenAlexW2612683641

What OpenQuestion holds

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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.