Evidence map›Paper›PMID 26378585›Full record

ReviewVaccines2015

The Role of Indoleamine 2, 3-Dioxygenase in Immune Suppression and Autoimmunity.

Jacques C Mbongue, Dequina A Nicholas, Timothy W Torrez, Nan-Sun Kim, Anthony F Firek, William H R Langridge

Open access · goldAbstract readReview
In one paragraph

Review in Vaccines, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 201 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
201citing papers in PubMed, 4 pooled it
6.4field-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.

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

201 citing papers in PubMed, 4 syntheses or guidelines pooled it, 353 citations in OpenAlex.

  1. Pooled it
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  16. Harnessing IDO inhibitors to optimize cancer immunotherapy.Naunyn-Schmiedeberg's archives of pharmacology · 2025
    Review
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141 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

6 authors at 3 institutions in 2 countries.

Jacques C MbongueCenter for Health Disparities and Molecular Medicine, Department of Basic Sciences, Loma Linda University School of Medicine, Loma Linda, CA 92354, USA. jmbongue@llu.edu.
Dequina A NicholasCenter for Health Disparities and Molecular Medicine, Department of Basic Sciences, Loma Linda University School of Medicine, Loma Linda, CA 92354, USA. dnicholas@llu.edu.
Timothy W TorrezCalifornia Baptist University, Riverside, CA 92504, USA. t2torrez722@gmail.com.
Nan-Sun KimCenter for Health Disparities and Molecular Medicine, Department of Basic Sciences, Loma Linda University School of Medicine, Loma Linda, CA 92354, USA. nkim@llu.edu.
Anthony F FirekEndocrinology Section, JL Pettis Memorial VA Medical Center, Loma Linda, CA 92357, USA. Anthony.firek@va.gov.
William H R LangridgeCenter for Health Disparities and Molecular Medicine, Department of Basic Sciences, Loma Linda University School of Medicine, Loma Linda, CA 92354, USA. blangridge@llu.edu.
Loma Linda University · USCalifornia Baptist University · USJerry L. Pettis Memorial VA Medical Center · US

Funding

NIH-LLU Initiative for Maximizing Student DiversityR25GM060507 · NIGMS · LOMA LINDA UNIVERSITY · PI DE LEON, MARINO · 2001 to 2022
$11.3M
Research Training/Education CoreP20MD006988 · NIMHD · LOMA LINDA UNIVERSITY · PI DE LEON, MARINO · 2012 to 2016
$6.2M
NIGMS NIH HHS R25 GM060507NIMHD NIH HHS P20 MD006988
6 · The paper itself

Abstract

Indoleamine 2, 3-dioxygenase (IDO) is the first and rate limiting catabolic enzyme in the degradation pathway of the essential amino acid tryptophan. By cleaving the aromatic indole ring of tryptophan, IDO initiates the production of a variety of tryptophan degradation products called "kynurenines" that are known to exert important immuno-regulatory functions. Because tryptophan must be supplied in the diet, regulation of tryptophan catabolism may exert profound effects by activating or inhibiting metabolism and immune responses. Important for survival, the regulation of IDO biosynthesis and its activity in cells of the immune system can critically alter their responses to immunological insults, such as infection, autoimmunity and cancer. In this review, we assess how IDO-mediated catabolism of tryptophan can modulate the immune system to arrest inflammation, suppress immunity to cancer and inhibit allergy, autoimmunity and the rejection of transplanted tissues. Finally, we examine how vaccines may enhance immune suppression of autoimmunity through the upregulation of IDO biosynthesis in human dendritic cells.

Indexed as

CTB-INSIndoleamine 2, 3-dioxygenaseNF-κBTryptophanVaccine

Identifiers

PMID26378585
PMCPMC4586474
OpenAlexW2101376945

What OpenQuestion 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 OpenQuestion graph.