Evidence map›Paper›PMID 28469075›Full record

ArticleJCI insight2017

Bilirubin suppresses Th17 immunity in colitis by upregulating CD39.

Maria Serena Longhi, Marta Vuerich, Alireza Kalbasi, Jessica E Kenison, Ada Yeste, Eva Csizmadia, Byron Vaughn, Linda Feldbrugge, Shuji Mitsuhashi, Barbara Wegiel and 4 more

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

64 citing papers in PubMed, 85 citations in OpenAlex.

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  12. Bilirubin metabolism in relation to cancer.Frontiers in oncology · 2025
    Review
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4 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

14 authors at 2 institutions in 1 country.

Maria Serena LonghiDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Marta VuerichDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Alireza KalbasiDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Jessica E KenisonCenter for Neurologic Diseases, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Ada YesteCenter for Neurologic Diseases, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Eva CsizmadiaDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Byron VaughnDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Linda FeldbruggeDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Shuji MitsuhashiDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Barbara WegielDivision of Transplantation, Department of Surgery, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Leo OtterbeinDivision of Transplantation, Department of Surgery, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Alan MossDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Francisco J QuintanaCenter for Neurologic Diseases, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Simon C RobsonDivision of Gastroenterology, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Beth Israel Deaconess Medical Center · USBrigham and Women's Hospital · US

Funding

STRUCTURE-FUNCTION RELATIONSHIPS IN THE ALIMENTARY TRACTP30DK034854 · NIDDK · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI WAYNE I LENCER · 1986 to 2026
$32.4M
Therapeutic assessment of synthetic heparin sulfates in transplantation modelsP01HL107152 · NHLBI · VIRGINIA COMMONWEALTH UNIVERSITY · PI DESAI, UMESH RAMANLAL · 2011 to 2017
$15.8M
Role of AHR in Dendritic Cells in the Control of the CNS AutoimmunityR01ES025530 · NIEHS · BRIGHAM AND WOMEN'S HOSPITAL · PI Francisco J. Quintana · 2016 to 2026
$3.7M
Regulation of CNS AutoimmunityR01AI126880 · NIAID · BRIGHAM AND WOMEN'S HOSPITAL · PI QUINTANA, FRANCISCO J. · 2017 to 2021
$2.1M
Immunomodulatory effects of bilirubin are mediated through aryl hydrocarbon receptor, O2 and purinergic pathwaysR01DK108894 · NIDDK · BETH ISRAEL DEACONESS MEDICAL CENTER · PI LONGHI, MARIA SERENA · 2017 to 2021
$2.0M
Role of aryl hydrocarbon receptor in IL-10 producing Tr1 regulatory cellsR01AI093903 · NIAID · BRIGHAM AND WOMEN'S HOSPITAL · PI QUINTANA, FRANCISCO J. · 2011 to 2015
$1.9M
Purinergic Pathways in Crohn's DiseaseK23DK084338 · NIDDK · BETH ISRAEL DEACONESS MEDICAL CENTER · PI MOSS, ALAN COLM · 2011 to 2015
$735k
Central Nervous System Autoimmunity and Immunoregulation in the ZebrafishR00AI075285 · NIAID · BRIGHAM AND WOMEN'S HOSPITAL · PI QUINTANA, FRANCISCO J. · 2010 to 2011
$496k
Role of aryl hydrocarbon receptor in IL-10 producing Tr1 regulatory cellsR56AI093903 · NIAID · BRIGHAM AND WOMEN'S HOSPITAL · PI QUINTANA, FRANCISCO J. · 2016 to 2016
$413k
Engineering Inhibitory Antibodies to Ectoenzymes for Cancer TreatmentR21CA164970 · NCI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI ROBSON, SIMON C. · 2012 to 2013
$405k
Central Nervous System Autoimmunity and Immunoregulation in the ZebrafishK99AI075285 · NIAID · BRIGHAM AND WOMEN'S HOSPITAL · PI QUINTANA, FRANCISCO J. · 2009 to 2009
$90k
NCI NIH HHS R21 CA164970NHLBI NIH HHS P01 HL107152NIAID NIH HHS K99 AI075285NIAID NIH HHS R00 AI075285NIAID NIH HHS R01 AI093903NIAID NIH HHS R01 AI126880NIAID NIH HHS R56 AI093903NIDDK NIH HHS K23 DK084338NIDDK NIH HHS P30 DK034854NIDDK NIH HHS R01 DK108894NIEHS NIH HHS R01 ES025530
6 · The paper itself

Abstract

Unconjugated bilirubin (UCB), a product of heme oxidation, has known immunosuppressant properties but the molecular mechanisms, other than antioxidant effects, remain largely unexplored. We note that UCB modulates T helper type 17 (Th17) immune responses, in a manner dependent upon heightened expression of CD39 ectonucleotidase. UCB has protective effects in experimental colitis, where it enhances recovery after injury and preferentially boosts IL-10 production by colonic intraepithelial CD4+ cells. In vitro, UCB confers immunoregulatory properties on human control Th17 cells, as reflected by increased levels of FOXP3 and CD39 with heightened cellular suppressor ability. Upregulation of CD39 by Th17 cells is dependent upon ligation of the aryl hydrocarbon receptor (AHR) by UCB. Genetic deletion of CD39, as in Entpd1-/- mice, or dysfunction of AHR, as in Ahrd mice, abrogates these UCB salutary effects in experimental colitis. However, in inflammatory bowel disease (IBD) samples, UCB fails to confer substantive immunosuppressive properties upon Th17 cells, because of decreased AHR levels under the conditions tested in vitro. Immunosuppressive effects of UCB are mediated by AHR resulting in CD39 upregulation by Th17. Boosting downstream effects of AHR via UCB or enhancing CD39-mediated ectoenzymatic activity might provide therapeutic options to address development of Th17 dysfunction in IBD.

Indexed as

GastroenterologyImmunology

Identifiers

PMID28469075
PMCPMC5414551
OpenAlexW2611806137

What OpenQuestion holds

Textmetadata
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.