The cell autonomous and non-autonomous roles of itaconate in immune response

Itaconate which is discovered as a mammalian metabolite possessing antimicrobial and immunoregulatory activity has attracted much attention in the field of immunometabolism. Itaconate is synthesized by myeloid cells under conditions of pathogen infection and sterile inflammation. In addition to regu...

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Main Authors: Chao Chen, Xinjian Li
Format: Article
Language:English
Published: Elsevier 2025-02-01
Series:Cell Insight
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Online Access:http://www.sciencedirect.com/science/article/pii/S2772892724000798
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author Chao Chen
Xinjian Li
author_facet Chao Chen
Xinjian Li
author_sort Chao Chen
collection DOAJ
description Itaconate which is discovered as a mammalian metabolite possessing antimicrobial and immunoregulatory activity has attracted much attention in the field of immunometabolism. Itaconate is synthesized by myeloid cells under conditions of pathogen infection and sterile inflammation. In addition to regulating immune response of myeloid cells, itaconate secreted from myeloid cells can also be taken up by non-myeloid cells to exert immunoregulatory effects in a cell non-autonomous manner. In this review, we recap the discovery of itaconate as a distinct immunologic regulator and effector, describe the development of itaconate biosensor, and detail the recent findings that decipher the mechanism underlying intercellular transport of itaconate. Based on these knowledges, we propose itaconate is a messenger transmitting immunologic signals from myeloid cells to other types of cells during host inflammation and immune defense.
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spelling doaj-art-964a6e27945847fbb5245f0d18332e582025-01-30T05:15:18ZengElsevierCell Insight2772-89272025-02-0141100224The cell autonomous and non-autonomous roles of itaconate in immune responseChao Chen0Xinjian Li1Key Laboratory of Epigenetic Regulation and Intervention, Institute of Biophysics, Chinese Academy of Sciences, Beijing, 100101, ChinaKey Laboratory of Epigenetic Regulation and Intervention, Institute of Biophysics, Chinese Academy of Sciences, Beijing, 100101, China; College of Life Sciences, University of Chinese Academy of Sciences, Beijing, 100049, China; Corresponding author. Key Laboratory of Epigenetic Regulation and Intervention, Institute of Biophysics, Chinese Academy of Sciences, Beijing, 100101, China.Itaconate which is discovered as a mammalian metabolite possessing antimicrobial and immunoregulatory activity has attracted much attention in the field of immunometabolism. Itaconate is synthesized by myeloid cells under conditions of pathogen infection and sterile inflammation. In addition to regulating immune response of myeloid cells, itaconate secreted from myeloid cells can also be taken up by non-myeloid cells to exert immunoregulatory effects in a cell non-autonomous manner. In this review, we recap the discovery of itaconate as a distinct immunologic regulator and effector, describe the development of itaconate biosensor, and detail the recent findings that decipher the mechanism underlying intercellular transport of itaconate. Based on these knowledges, we propose itaconate is a messenger transmitting immunologic signals from myeloid cells to other types of cells during host inflammation and immune defense.http://www.sciencedirect.com/science/article/pii/S2772892724000798ItaconateIRG1ImmunometabolismImmunotransmitterInnate immunityInflammation
spellingShingle Chao Chen
Xinjian Li
The cell autonomous and non-autonomous roles of itaconate in immune response
Cell Insight
Itaconate
IRG1
Immunometabolism
Immunotransmitter
Innate immunity
Inflammation
title The cell autonomous and non-autonomous roles of itaconate in immune response
title_full The cell autonomous and non-autonomous roles of itaconate in immune response
title_fullStr The cell autonomous and non-autonomous roles of itaconate in immune response
title_full_unstemmed The cell autonomous and non-autonomous roles of itaconate in immune response
title_short The cell autonomous and non-autonomous roles of itaconate in immune response
title_sort cell autonomous and non autonomous roles of itaconate in immune response
topic Itaconate
IRG1
Immunometabolism
Immunotransmitter
Innate immunity
Inflammation
url http://www.sciencedirect.com/science/article/pii/S2772892724000798
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