Evidence map›Paper›PMID 26961294›Full record

ArticleAnnals of the rheumatic diseases2016

Pan PPAR agonist IVA337 is effective in prevention and treatment of experimental skin fibrosis.

Nadira Ruzehaji, Camelia Frantz, Matthieu Ponsoye, Jerome Avouac, Sonia Pezet, Thomas Guilbert, Jean-Michel Luccarini, Pierre Broqua, Jean-Louis Junien, Yannick Allanore

Registry-linked trialOpen access · hybridAbstract read
In one paragraph

Article in Annals of the rheumatic diseases, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03459079 (Efficacy, Safety and Mechanism of Action of Lanifibranor), which is not on this map. Cited by 47 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 1 pooled it
8.8field-weighted citation impact, top 2% 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.

NCT03459079 phase2completednot on this mapstarted 2018, after this paper: background citation

Efficacy, Safety and Mechanism of Action of Lanifibranor (IVA337) in Patients With Type 2 Diabetes and Nonalcoholic Fatty Liver Disease

TypeinterventionalSponsorUniversity of FloridaRan2018 to 2023Enrolled128ConditionsNonalcoholic Fatty Liver Disease (NAFLD), Type 2 Diabetes (T2DM)ArmsLanifibranor, Placebo
3 · Its place in the literature

Who cites it

47 citing papers in PubMed, 1 synthesis or guideline pooled it, 92 citations in OpenAlex.

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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

10 authors at 4 institutions in 1 country.

Nadira RuzehajiINSERM, U1016, Institut Cochin, Paris, France.
Camelia FrantzINSERM, U1016, Institut Cochin, Paris, France.
Matthieu PonsoyeINSERM, U1016, Institut Cochin, Paris, France.
Jerome AvouacINSERM, U1016, Institut Cochin, Paris, France.
Sonia PezetINSERM, U1016, Institut Cochin, Paris, France.
Thomas GuilbertINSERM, U1016, Institut Cochin, Paris, France.
Jean-Michel LuccariniInventiva, Daix, France.
Pierre BroquaInventiva, Daix, France.
Jean-Louis JunienInventiva, Daix, France.
Yannick AllanoreINSERM, U1016, Institut Cochin, Paris, France.
Inserm · FRInventiva (France) · FRDélégation Paris 5 · FRInstitut Cochin · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe pathogenesis of systemic sclerosis (SSc) involves a distinctive triad of autoimmune, vascular and inflammatory alterations resulting in fibrosis. Evidence suggests that peroxisome proliferator-activated receptors (PPARs) play an important role in SSc-related fibrosis and their agonists may become effective therapeutic targets.

objectiveTo determine the expression of PPARs in human fibrotic skin and investigate the effects of IVA337, a pan PPAR agonist, in in vitro and in vivo models of fibrosis.

methodsThe antifibrotic effects of IVA337 were studied using a bleomycin-induced mouse model of dermal fibrosis. The in vivo effect of IVA337 on wound closure and inflammation were studied using an excisional model of wound healing.

resultsLow levels of PPARα and PPARγ were detected in the skin of patients with SSc compared with controls. In mice, IVA337 was associated with decreased extracellular matrix (ECM) deposition and reduced expression of phosphorylated SMAD2/3-intracellular effector of transforming growth factor (TGF)-β1. Although the antifibrotic effect of pan PPAR was similar to that of PPARγ agonist alone, a significant downregulation of several markers of inflammation was associated with IVA337. Despite its anti-inflammatory and antifibrotic properties, IVA337 did not interfere with wound closure. In vitro effects of IVA337 included attenuation of transcription of ECM genes and alteration of canonical and non-canonical TGF-β signalling pathways.

conclusionsThese findings indicate that simultaneous activation of all three PPAR isoforms exerts a dampening effect on inflammation and fibrosis, making IVA337 a potentially effective therapeutic candidate in the treatment of fibrotic diseases including SSc.

Indexed as

AnimalsAnti-Inflammatory AgentsBenzothiazolesBleomycinDermatologic AgentsDisease Models, AnimalExtracellular MatrixFibrosisHumansMicePPAR alphaPPAR gammaScleroderma, SystemicSignal TransductionSmad2 ProteinSulfonamidesAnti-Inflammatory AgentsBenzothiazolesBleomycinDermatologic AgentslanifibranorPPAR alphaPPAR gammaSmad2 ProteinSulfonamidesTransforming Growth Factor betaTransforming Growth Factor beta1FibroblastsInflammationSystemic Sclerosis

Identifiers

PMID26961294
PMCPMC5136696
OpenAlexW2338295645

What OpenQuestion holds

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Registered trials

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.