Research progress on damage-associated molecular patterns in acute kidney injury

Acute kidney injury (AKI) is a clinical syndrome characterized by a sudden dysfunction of the kidney, which is common worldwide, with a relatively high incidence and mortality rate. Damage to the proximal renal tubule is a pathological hallmark of AKI, and inflammation triggered by the overactivatio...

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Main Authors: Jiajia Li, Zhangxue Hu
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-07-01
Series:Frontiers in Immunology
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Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2025.1590822/full
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author Jiajia Li
Zhangxue Hu
author_facet Jiajia Li
Zhangxue Hu
author_sort Jiajia Li
collection DOAJ
description Acute kidney injury (AKI) is a clinical syndrome characterized by a sudden dysfunction of the kidney, which is common worldwide, with a relatively high incidence and mortality rate. Damage to the proximal renal tubule is a pathological hallmark of AKI, and inflammation triggered by the overactivation of the immune system is a common cause of proximal renal tubular injury, which is an important contributing factor in AKI exacerbation. Damage-associated molecular patterns (DAMPs) are endogenous molecules released by cells in response to external stimuli that can trigger an inflammatory response by binding to specific pattern recognition receptors (PRRs). Numerous studies have indicated that when the kidney is exposed to external stress or chemical stimuli, injured cells actively secrete or passively release various DAMPs, which can exacerbate or attenuate kidney injury by stimulating or inhibiting the inflammatory response through binding to the appropriate receptor. Currently, there is a lack of early diagnostic biomarkers and specific therapeutic strategies for AKI in the clinic have been established, and given the important role of the release of DAMPs in the regulation of inflammatory response, they will highly likely become favorable candidate biomarkers and clinical therapeutic targets for AKI. Therefore, a deeper understanding of the types of DAMPs and the specific mechanisms of their actions will provide more possibilities for the specific AKI diagnosis and treatment.
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spelling doaj-art-b5d5bbec2734405189393c1948bd06ff2025-08-20T03:50:16ZengFrontiers Media S.A.Frontiers in Immunology1664-32242025-07-011610.3389/fimmu.2025.15908221590822Research progress on damage-associated molecular patterns in acute kidney injuryJiajia LiZhangxue HuAcute kidney injury (AKI) is a clinical syndrome characterized by a sudden dysfunction of the kidney, which is common worldwide, with a relatively high incidence and mortality rate. Damage to the proximal renal tubule is a pathological hallmark of AKI, and inflammation triggered by the overactivation of the immune system is a common cause of proximal renal tubular injury, which is an important contributing factor in AKI exacerbation. Damage-associated molecular patterns (DAMPs) are endogenous molecules released by cells in response to external stimuli that can trigger an inflammatory response by binding to specific pattern recognition receptors (PRRs). Numerous studies have indicated that when the kidney is exposed to external stress or chemical stimuli, injured cells actively secrete or passively release various DAMPs, which can exacerbate or attenuate kidney injury by stimulating or inhibiting the inflammatory response through binding to the appropriate receptor. Currently, there is a lack of early diagnostic biomarkers and specific therapeutic strategies for AKI in the clinic have been established, and given the important role of the release of DAMPs in the regulation of inflammatory response, they will highly likely become favorable candidate biomarkers and clinical therapeutic targets for AKI. Therefore, a deeper understanding of the types of DAMPs and the specific mechanisms of their actions will provide more possibilities for the specific AKI diagnosis and treatment.https://www.frontiersin.org/articles/10.3389/fimmu.2025.1590822/fullAKIDAMPsPRRsinflammationimmunity
spellingShingle Jiajia Li
Zhangxue Hu
Research progress on damage-associated molecular patterns in acute kidney injury
Frontiers in Immunology
AKI
DAMPs
PRRs
inflammation
immunity
title Research progress on damage-associated molecular patterns in acute kidney injury
title_full Research progress on damage-associated molecular patterns in acute kidney injury
title_fullStr Research progress on damage-associated molecular patterns in acute kidney injury
title_full_unstemmed Research progress on damage-associated molecular patterns in acute kidney injury
title_short Research progress on damage-associated molecular patterns in acute kidney injury
title_sort research progress on damage associated molecular patterns in acute kidney injury
topic AKI
DAMPs
PRRs
inflammation
immunity
url https://www.frontiersin.org/articles/10.3389/fimmu.2025.1590822/full
work_keys_str_mv AT jiajiali researchprogressondamageassociatedmolecularpatternsinacutekidneyinjury
AT zhangxuehu researchprogressondamageassociatedmolecularpatternsinacutekidneyinjury