The cytokine IL-23 plays important roles in intestinal barrier protection and integrity, but is also linked to chronic inflammation. In this issue of JEM, Ohara et al. (https://doi.org/10.1084/jem.20230923) provide clarity on the much-debated question of which cells produce IL-23. © 2024 Ulmert and Lahl.
Isabel Ulmert, Katharina Lahl. IL-23 to see: Gut DCs shine bright in inductive sites. The Journal of experimental medicine. 2024 Feb 05;221(2)
PMID: 38180806
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