Evidence map›Paper›PMID 25888448›Full record

ArticleBMC microbiology2015

Faecalibacterium prausnitzii prevents physiological damages in a chronic low-grade inflammation murine model.

Rebeca Martín, Sylvie Miquel, Florian Chain, Jane M Natividad, Jennifer Jury, Jun Lu, Harry Sokol, Vassilia Theodorou, Premysl Bercik, Elena F Verdu and 2 more

Open access · goldAbstract read
In one paragraph

Article in BMC microbiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 164 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
164citing papers in PubMed, 2 pooled it
9.6field-weighted citation impact, top 1% 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

164 citing papers in PubMed, 2 syntheses or guidelines pooled it, 315 citations in OpenAlex.

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104 more citing papers are in PubMed but not listed here.

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

12 authors at 5 institutions in 2 countries.

Rebeca MartínINRA, Commensal and Probiotics-Host Interactions Laboratory, UMR 1319 Micalis, F-78350, Jouy-en-Josas, France. rebeca.martinrosique@jouy.inra.fr.
Sylvie MiquelINRA, Commensal and Probiotics-Host Interactions Laboratory, UMR 1319 Micalis, F-78350, Jouy-en-Josas, France. sylmiquel@gmail.com.
Florian ChainINRA, Commensal and Probiotics-Host Interactions Laboratory, UMR 1319 Micalis, F-78350, Jouy-en-Josas, France. florian.chain@jouy.inra.fr.
Jane M NatividadFarncombe Family Digestive Health Research Institute, McMaster University, 1200 Main St West, H.Sc. 3N6, Hamilton, Ontario, Canada. jane.natividad@gmail.com.
Jennifer JuryFarncombe Family Digestive Health Research Institute, McMaster University, 1200 Main St West, H.Sc. 3N6, Hamilton, Ontario, Canada. juryj@mcmaster.ca.
Jun LuFarncombe Family Digestive Health Research Institute, McMaster University, 1200 Main St West, H.Sc. 3N6, Hamilton, Ontario, Canada. lujun@univmail.cis.mcmaster.ca.
Harry SokolINRA, Commensal and Probiotics-Host Interactions Laboratory, UMR 1319 Micalis, F-78350, Jouy-en-Josas, France. harry.sokol@gmail.com.
Vassilia TheodorouINRA, Neuro-Gastroenterology and Nutrition Team, UMR 1331 Toxalim, F-31931, Toulouse, France. vassilia.theodorou@toulouse.inra.fr.
Premysl BercikFarncombe Family Digestive Health Research Institute, McMaster University, 1200 Main St West, H.Sc. 3N6, Hamilton, Ontario, Canada. bercikp@mcmaster.ca.
Elena F VerduFarncombe Family Digestive Health Research Institute, McMaster University, 1200 Main St West, H.Sc. 3N6, Hamilton, Ontario, Canada. verdue@mcmaster.ca.
Philippe LangellaINRA, Commensal and Probiotics-Host Interactions Laboratory, UMR 1319 Micalis, F-78350, Jouy-en-Josas, France. philippe.langella@jouy.inra.fr.
Luis G Bermúdez-HumaránINRA, Commensal and Probiotics-Host Interactions Laboratory, UMR 1319 Micalis, F-78350, Jouy-en-Josas, France. luis.bermudez@jouy.inra.fr.
Population Health Research Institute · CAMicrobiologie de l’alimentation au service de la santé · FRAgroParisTech · FRCentre National de la Recherche Scientifique · FRToxicologie Alimentaire · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe human gut houses one of the most complex and abundant ecosystems composed of up to 10(13)-10(14) microorganisms. The importance of this intestinal microbiota is highlighted when a disruption of the intestinal ecosystem equilibrium appears (a phenomenon called dysbiosis) leading to an illness status, such as inflammatory bowel diseases (IBD). Indeed, the reduction of the commensal bacterium Faecalibacterium prausnitzii (one of the most prevalent intestinal bacterial species in healthy adults) has been correlated with several diseases, including IBD, and most importantly, it has been shown that this bacterium has anti-inflammatory and protective effects in pre-clinical models of colitis. Some dysbiosis disorders are characterized by functional and physiological alterations. Here, we report the beneficial effects of F. prausnitzii in the physiological changes induced by a chronic low-grade inflammation in a murine model. Chronic low-grade inflammation and gut dysfunction were induced in mice by two episodes of dinitro-benzene sulfonic acid (DNBS) instillations. Markers of inflammation, gut permeability, colonic serotonin and cytokine levels were studied. The effects of F. prausnitzii strain A2-165 and its culture supernatant (SN) were then investigated.

resultsNo significant differences were observed in classical inflammation markers confirming that inflammation was subclinical. However, gut permeability, colonic serotonin levels and the colonic levels of the cytokines IL-6, INF-γ, IL-4 and IL-22 were higher in DNBS-treated than in untreated mice. Importantly, mice treated with either F. prausnitzii or its SN exhibited significant decreases in intestinal permeability, tissue cytokines and serotonin levels.

conclusionsOur results show that F. prausnitzii and its SN had beneficial effects on intestinal epithelial barrier impairment in a chronic low-grade inflammation model. These observations confirm the potential of this bacterium as a novel probiotic treatment in the management of gut dysfunction and low-grade inflammation.

Indexed as

AnimalsBenzenesulfonatesColonCytokinesDisease Models, AnimalEnteritisEubacterialesMicePermeabilitySerotoninBenzenesulfonatesCytokinesdinitrobenzenesulfonic acidSerotonin

Identifiers

PMID25888448
PMCPMC4391109
OpenAlexW2043019177

What OpenQuestion holds

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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.