Decreased IL-33 in the brain following repetitive mild traumatic brain injury contributes to cognitive impairment by inhibiting microglial phagocytosis
RESEARCH|Updated:2026-03-26
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Decreased IL-33 in the brain following repetitive mild traumatic brain injury contributes to cognitive impairment by inhibiting microglial phagocytosis
“A new study explores the role of IL-33 in repetitive mild traumatic brain injury (rmTBI). Researchers used an rmTBI mouse model to investigate how IL-33 affects cognitive function and neuroinflammation. The study found that IL-33 enhances microglial phagocytosis and reduces neuronal damage, suggesting it could be a therapeutic target for improving neurological outcomes in rmTBI.”
Military Medical ResearchVol. 13, Issue 1, Pages: 24-42(2026)
Affiliations:
1.Department of Geriatrics, Tianjin Medical University General Hospital, Tianjin 300052, China
2.Tianjin Geriatrics Institute, Tianjin Medical University General Hospital, Tianjin 300052, China
3.Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin 300052, China
4.Department of Internal Medicine, Beijing Chao-Yang Hospital, Capital Medical University, Beijing 100054, China
5.School of Medicine, Nankai University, Tianjin 300071, China
6.Department of Oncology-Pathology, Karolinska Institute, 10339 Stock-holm, Sweden
7.Department of Immunology, School of Basic Medical Sci-ences, Tianjin Medical University, Tianjin 300070, China
Ze-Xi Jia, Meng-Tian Guo, Mei-Mei Li, et al. Decreased IL-33 in the brain following repetitive mild traumatic brain injury contributes to cognitive impairment by inhibiting microglial phagocytosis[J]. Military Medical Research, 2026, 13(1): 24-42.
DOI:
Ze-Xi Jia, Meng-Tian Guo, Mei-Mei Li, et al. Decreased IL-33 in the brain following repetitive mild traumatic brain injury contributes to cognitive impairment by inhibiting microglial phagocytosis[J]. Military Medical Research, 2026, 13(1): 24-42. DOI: 10.1186/s40779-025-00631-1.
Decreased IL-33 in the brain following repetitive mild traumatic brain injury contributes to cognitive impairment by inhibiting microglial phagocytosis