IL4I1 Is a Metabolic Immune Checkpoint that Activates the AHR and Promotes Tumor Progression

Copyright © 2020 The Authors. Published by Elsevier Inc. All rights reserved..

Aryl hydrocarbon receptor (AHR) activation by tryptophan (Trp) catabolites enhances tumor malignancy and suppresses anti-tumor immunity. The context specificity of AHR target genes has so far impeded systematic investigation of AHR activity and its upstream enzymes across human cancers. A pan-tissue AHR signature, derived by natural language processing, revealed that across 32 tumor entities, interleukin-4-induced-1 (IL4I1) associates more frequently with AHR activity than IDO1 or TDO2, hitherto recognized as the main Trp-catabolic enzymes. IL4I1 activates the AHR through the generation of indole metabolites and kynurenic acid. It associates with reduced survival in glioma patients, promotes cancer cell motility, and suppresses adaptive immunity, thereby enhancing the progression of chronic lymphocytic leukemia (CLL) in mice. Immune checkpoint blockade (ICB) induces IDO1 and IL4I1. As IDO1 inhibitors do not block IL4I1, IL4I1 may explain the failure of clinical studies combining ICB with IDO1 inhibition. Taken together, IL4I1 blockade opens new avenues for cancer therapy.

Medienart:

E-Artikel

Erscheinungsjahr:

2020

Erschienen:

2020

Enthalten in:

Zur Gesamtaufnahme - volume:182

Enthalten in:

Cell - 182(2020), 5 vom: 03. Sept., Seite 1252-1270.e34

Sprache:

Englisch

Beteiligte Personen:

Sadik, Ahmed [VerfasserIn]
Somarribas Patterson, Luis F [VerfasserIn]
Öztürk, Selcen [VerfasserIn]
Mohapatra, Soumya R [VerfasserIn]
Panitz, Verena [VerfasserIn]
Secker, Philipp F [VerfasserIn]
Pfänder, Pauline [VerfasserIn]
Loth, Stefanie [VerfasserIn]
Salem, Heba [VerfasserIn]
Prentzell, Mirja Tamara [VerfasserIn]
Berdel, Bianca [VerfasserIn]
Iskar, Murat [VerfasserIn]
Faessler, Erik [VerfasserIn]
Reuter, Friederike [VerfasserIn]
Kirst, Isabelle [VerfasserIn]
Kalter, Verena [VerfasserIn]
Foerster, Kathrin I [VerfasserIn]
Jäger, Evelyn [VerfasserIn]
Guevara, Carina Ramallo [VerfasserIn]
Sobeh, Mansour [VerfasserIn]
Hielscher, Thomas [VerfasserIn]
Poschet, Gernot [VerfasserIn]
Reinhardt, Annekathrin [VerfasserIn]
Hassel, Jessica C [VerfasserIn]
Zapatka, Marc [VerfasserIn]
Hahn, Udo [VerfasserIn]
von Deimling, Andreas [VerfasserIn]
Hopf, Carsten [VerfasserIn]
Schlichting, Rita [VerfasserIn]
Escher, Beate I [VerfasserIn]
Burhenne, Jürgen [VerfasserIn]
Haefeli, Walter E [VerfasserIn]
Ishaque, Naveed [VerfasserIn]
Böhme, Alexander [VerfasserIn]
Schäuble, Sascha [VerfasserIn]
Thedieck, Kathrin [VerfasserIn]
Trump, Saskia [VerfasserIn]
Seiffert, Martina [VerfasserIn]
Opitz, Christiane A [VerfasserIn]

Links:

Volltext

Themen:

AHR
Adaptive immunity
Aryl hydrocarbon receptor
CLL
EC 1.4.3.2
IL4I1
IL4I1 protein, human
Immune Checkpoint Inhibitors
Indoleamine-Pyrrole 2,3,-Dioxygenase
Interleukin 4 induced 1
Journal Article
Kynurenic acid
L-Amino Acid Oxidase
Receptors, Aryl Hydrocarbon
Research Support, Non-U.S. Gov't
T cell exhaustion
Tryptophan metabolism
Tumor micro-environment

Anmerkungen:

Date Completed 07.05.2021

Date Revised 07.05.2021

published: Print-Electronic

Citation Status MEDLINE

doi:

10.1016/j.cell.2020.07.038

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM313922780