Evidence map›Paper›PMID 33604531›Full record

ArticleJHEP reports : innovation in hepatology2021

TGR5 controls bile acid composition and gallbladder function to protect the liver from bile acid overload.

Valeska Bidault-Jourdainne, Grégory Merlen, Mathilde Glénisson, Isabelle Doignon, Isabelle Garcin, Noémie Péan, Raphael Boisgard, José Ursic-Bedoya, Matteo Serino, Christoph Ullmer and 7 more

Open access · goldAbstract read
In one paragraph

Article in JHEP reports : innovation in hepatology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
1.6field-weighted citation impact, top 14% 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

33 citing papers in PubMed, 48 citations in OpenAlex.

  1. Article
  2. Bile acid signaling in health and disease.Molecular biomedicine · 2026
    Review
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  17. Bile acids and coronavirus disease 2019.Acta pharmaceutica Sinica. B · 2024
    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

17 authors at 7 institutions in 2 countries.

Valeska Bidault-JourdainneUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Grégory MerlenUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Mathilde GlénissonUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Isabelle DoignonUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Isabelle GarcinUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Noémie PéanUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Raphael BoisgardPlateforme d'Imagerie du Petit Animal, SHFJ, 91405, Orsay, France.
José Ursic-BedoyaUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Matteo SerinoIRSD, Université de Toulouse, INSERM, INRA, ENVT, UPS, U1220, CHU Purpan, CS60039, 31024, Toulouse, France.
Christoph UllmerRoche Innovation Center Basel CH-4070 Basel, Switzerland.
Lydie HumbertSorbonne Université, Centre de Recherche Saint Antoine, CRSA, INSERM U 1057, 75571, Paris Cedex 12, France.
Ahmed AbdelrafeeCentre Hépato-Biliaire, Hôpital Paul Brousse, Université Paris-Saclay, 94800, Villejuif, France.
Nicolas GolseCentre Hépato-Biliaire, Hôpital Paul Brousse, Université Paris-Saclay, 94800, Villejuif, France.
Eric VibertCentre Hépato-Biliaire, Hôpital Paul Brousse, Université Paris-Saclay, 94800, Villejuif, France.
Jean-Charles Duclos-ValléeCentre Hépato-Biliaire, Hôpital Paul Brousse, Université Paris-Saclay, 94800, Villejuif, France.
Dominique RainteauSorbonne Université, Centre de Recherche Saint Antoine, CRSA, INSERM U 1057, 75571, Paris Cedex 12, France.
Thierry TordjmannUniversité Paris Saclay, Faculté des Sciences d'Orsay, INSERM U.1193, bât. 443, 91405, Orsay, France.
Hôpital Paul-Brousse · FRSorbonne Université · FRCentre Hospitalier Universitaire de Montpellier · FRInstitut des Sciences du Vivant Frédéric Joliot · FRRoche (Switzerland) · CHUniversité Paris-Saclay · FRUniversité Toulouse III - Paul Sabatier · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND &

aimsAs the composition of the bile acid (BA) pool has a major impact on liver pathophysiology, we studied its regulation by the BA receptor Takeda G protein coupled receptor (TGR5), which promotes hepatoprotection against BA overload.

methodsWild-type, total and hepatocyte-specific TGR5-knockout, and TGR5-overexpressing mice were used in: partial (66%) and 89% extended hepatectomies (EHs) upon normal, ursodeoxycholic acid (UDCA)- or cholestyramine (CT)-enriched diet, bile duct ligation (BDL), cholic acid (CA)-enriched diet, and TGR5 agonist (RO) treatments. We thereby studied the impact of TGR5 on: BA composition, liver injury, regeneration and survival. We also performed analyses on the gut microbiota (GM) and gallbladder (GB). Liver BA composition was analysed in patients undergoing major hepatectomy.

resultsThe TGR5-KO hyperhydrophobic BA composition was not directly related to altered BA synthesis, nor to TGR5-KO GM dysbiosis, as supported by hepatocyte-specific KO mice and co-housing experiments, respectively. The TGR5-dependent control of GB dilatation was crucial for BA composition, as determined by experiments including RO treatment and/or cholecystectomy. The poor TGR5-KO post-EH survival rate, related to exacerbated peribiliary necrosis and BA overload, was improved by shifting BAs toward a less toxic composition (CT treatment). After either BDL or a CA-enriched diet with or without cholecystectomy, we found that GB dilatation had strong TGR5-dependent hepatoprotective properties. In patients, a more hydrophobic liver BA composition was correlated with an unfavourable outcome after hepatectomy.

conclusionsBA composition is crucial for hepatoprotection in mice and humans. We indicate TGR5 as a key regulator of BA profile and thereby as a potential hepatoprotective target under BA overload conditions. LAY SUMMARY: Through multiple

Indexed as

ALP, alkaline phosphataseALT, alanine aminotransferaseBA, bile acidBDL, bile duct ligationBile acidsCA, cholic acidCC, cholecystectomyCT, cholestyramineCYP, cytochrome P450EH, extended hepatectomyGallbladderGB, gallbladderGM, gut microbiotaGPBAR1GPBAR1, G protein-coupled bile acid receptor 1HepatoprotectionHI, hydrophobicity indexKO, knockoutND, normal dietOA, oleanolic acidPH, partial hepatectomyTBA, total BATGR5TGR5, Takeda G protein coupled receptorUDCA, ursodeoxycholic acidWT, wild-type

Identifiers

PMID33604531
PMCPMC7872982
OpenAlexW3105279595

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.