Annexin-A1 has a well-defined anti-inflammatory role in the innate immune system, but its function in adaptive immunity remains controversial. This glucocorticoid-induced protein has been implicated in a range of inflammatory conditions and cancers, as well as being found to be overexpressed on the T cells of patients with autoimmune disease. Moreover, the formyl peptide family of receptors, through which annexin-A1 primarily signals, has also been implicated in these diseases. In contrast, treatment with recombinant annexin-A1 peptides resulted in suppression of inflammatory processes in murine models of inflammation. This review will focus on what is currently known about annexin-A1 in health and disease and discuss the potential of this protein as a biomarker and therapeutic target.
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http://dx.doi.org/10.1111/imm.13455 | DOI Listing |
Immun Inflamm Dis
January 2025
Department of Respiratory and Critical Care Medicine, Liyuan Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.
Background: Acute lung injury (ALI), one of the most severe respiratory system diseases, is prevalent worldwide. Annexin A1 (AnxA1) is an important member of the annexin superfamily, known for its wide range of physiological functions. However, its potential protective effect against lipopolysaccharide (LPS)-induced ALI remains unclear.
View Article and Find Full Text PDFCells
December 2024
Institute of Anatomy, Rostock University Medical Center, Rostock, Gertrudenstraße 9, 18057 Rostock, Germany.
Background: The brain is protected from invading pathogens by the blood-brain barrier (BBB) and the innate immune system. Pattern recognition receptors play a crucial role in detecting bacteria and initiating the innate immune response. Among these are G-protein-coupled formyl peptide receptors (FPR), which are expressed by immune cells in the central nervous system.
View Article and Find Full Text PDFAging Dis
December 2024
Central Laboratory, Xuanwu Hospital, Capital Medical University, Beijing, China.
Vascular cognitive impairment and dementia (VCID), resulting from chronic cerebral hypoperfusion, represent the second most prevalent form of dementia globally. Aerobic exercise is widely acknowledged as an effective intervention for various cognitive disorders. This study utilized a bilateral common carotid artery stenosis (BCAS) model to investigate whether aerobic exercise promotes cognitive recovery through the Annexin-A1 (ANXA1)/mitogen-activated protein kinase (MAPK) axis in BCAS mice.
View Article and Find Full Text PDFMol Med Rep
March 2025
Academy of Chinese Medical Sciences, Henan University of Chinese Medicine, Zhengzhou, Henan 450000, P.R. China.
Ischemic stroke is a prevalent clinical condition that poses a significant global challenge. Developing innovative strategies to address this issue is crucial. Annexin A1 (ANXA1), a key member of the annexin superfamily, performs various functions, such as inhibiting inflammatory factor release, promoting phagocytosis, and blocking leukocyte migration.
View Article and Find Full Text PDFTunis Med
December 2024
Research Laboratory LR18/SP12 "Autoimmunity, Cancer, and Immunogenetics", Habib Bourguiba hospital, Sfax, Tunisia.
Introduction: Lupus nephritis (LN) is an immune complex glomerulonephritis, caused by systemic lupus erythematosus. It is associated with an increase of morbidity and mortality. In LN, the immune responses dysregulation is one of the crucial pathogenic pathways.
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