Englander Institute for Precision Medicine

p53 regulates the mitochondrial immune checkpoint.

Titlep53 regulates the mitochondrial immune checkpoint.
Publication TypeJournal Article
Year of Publication2023
AuthorsVanpouille-Box C, Galluzzi L
JournalTrends Immunol
Volume44
Issue4
Pagination245-247
Date Published2023 Apr
ISSN1471-4981
KeywordsApoptosis, DNA, Mitochondrial, Humans, Mitochondria, Tumor Suppressor Protein p53
Abstract

Mitochondrial outer membrane permeabilization (MOMP) is crucial for the cytosolic accumulation of mitochondrial DNA (mtDNA) species that are required to jumpstart innate and adaptive immunity. Recent data reported by Ghosh et al. suggest that tumor protein p53 regulates MOMP-dependent type I interferon (IFN) production, not only via MOMP-promoting effects, but also by directing mtDNA-degrading exonucleases to proteasomal processing.

DOI10.1016/j.it.2023.03.001
Alternate JournalTrends Immunol
PubMed ID36933950
Grant ListU54 CA274291 / CA / NCI NIH HHS / United States

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