Evidence map›Paper›PMID 29053748›Full record

ArticlePloS one2017

Treatment with the NR4A1 agonist cytosporone B controls influenza virus infection and improves pulmonary function in infected mice.

Benoit Egarnes, Marie-Renée Blanchet, Jean Gosselin

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.8field-weighted citation impact, top 32% 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

16 citing papers in PubMed, 28 citations in OpenAlex.

  1. Article
  2. Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. Biosynthesis of Cytosporones in Leotiomycetous Filamentous Fungi.Journal of the American Chemical Society · 2024
    Article
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  13. Review
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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

3 authors at 2 institutions in 1 country.

Benoit EgarnesLaboratory of Innate Immunology, Centre de recherche du CHU de Québec-Université Laval (CHUL) and Department of Molecular Medicine, Université Laval, Quebec, QC, Canada.
Marie-Renée BlanchetInstitut Universitaire de Cardiologie et de Pneumologie de Québec, Université Laval, Québec, QC, Canada.
Jean GosselinLaboratory of Innate Immunology, Centre de recherche du CHU de Québec-Université Laval (CHUL) and Department of Molecular Medicine, Université Laval, Quebec, QC, Canada.ORCID http://orcid.org/0000-0002-2244-4898
Université Laval · CAInstitut universitaire de cardiologie et de pneumologie de Québec · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The transcription factor NR4A1 has emerged as a pivotal regulator of the inflammatory response and immune homeostasis. Although contribution of NR4A1 in the innate immune response has been demonstrated, its role in host defense against viral infection remains to be investigated. In the present study, we show that administration of cytosporone B (Csn-B), a specific agonist of NR4A1, to mice infected with influenza virus (IAV) reduces lung viral loads and improves pulmonary function. Our results demonstrate that administration of Csn-B to naive mice leads to a modest production of type 1 IFN. However, in IAV-infected mice, such production of IFNs is markedly increased following treatment with Csn-B. Our study also reveals that alveolar macrophages (AMs) appear to have a significant role in Csn-B effects, since selective depletion of AMs with clodronate liposome correlates with a marked reduction of IFN production, viral clearance and morbidity in IAV-infected mice. Furthermore, when reemergence of AMs is observed following clodronate liposome administration, an increased production of IFNs was detected in bronchoalveolar fluids of IAV-infected mice treated with Csn-B, supporting the contribution of AMs in Csn-B effects. While treatment of mice with Csn-B induces phosphorylation of transcriptional factors IRF3 and IRF7, the latter appears to be less indispensable since effects of Csn-B treatment on the synthesis of IFNs were slightly affected in IAV-infected mice lacking functional IRF7. Together, our results highlight the capacity of Csn-B and consequently of NR4A1 transcription factor in controlling IAV infection.

Indexed as

AnimalsFemaleHumansInfluenza, HumanInterferon Type ILungMiceMice, Inbred C57BLNuclear Receptor Subfamily 4, Group A, Member 1PhenylacetatesRespiratory Function TestsViral Loadcytosporone BInterferon Type INr4a1 protein, mouseNuclear Receptor Subfamily 4, Group A, Member 1Phenylacetates

Identifiers

PMID29053748
PMCPMC5650162
OpenAlexW2765658292

What Socratic 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 Socratic graph.