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Updated: Feb 9, 2026

Renal Ischaemia Reperfusion Injury: A Mouse Model of Injury and Regeneration
Published on: June 7, 2014
Mitochondrial mechanisms and therapeutics in ischaemia reperfusion injury
Jack L Martin1,2, Anja V Gruszczyk1,2, Timothy E Beach1
1Department of Surgery and Cambridge NIHR Biomedical Research Centre, Biomedical Campus, University of Cambridge, Cambridge, CB2 2QQ, UK.
Insights
Mitochondria play a key role in acute kidney injury (AKI) caused by ischemia reperfusion (IR) in children. Understanding these mechanisms may lead to new treatments for pediatric AKI.
Area of Science:
- Pediatric Nephrology
- Mitochondrial Biology
- Ischemia Reperfusion Injury
Background:
- Acute kidney injury (AKI) is a significant issue in critically ill children and young adults.
- Ischemia reperfusion (IR) injury is a primary cause of AKI in this population.
- Mitochondria are central to IR injury, generating reactive oxygen species and influencing immune responses, apoptosis, and necrosis.
Purpose of the Study:
- To review current therapeutic approaches for ameliorating AKI in children.
- To highlight the central role of mitochondria in the pathophysiology of IR-induced AKI.
- To identify novel therapeutic targets and potential biomarkers for pediatric AKI.
Main Methods:
- Literature review of studies on mitochondria in IR injury and AKI.
- Analysis of the role of mitochondria in reactive oxygen species generation, immune response, and cell death pathways.
- Summary of emerging therapeutic strategies targeting mitochondrial dysfunction in pediatric AKI.
Main Results:
- Mitochondria are critical mediators of IR injury, impacting multiple downstream pathways.
- Understanding mitochondrial pathophysiology has led to the identification of potential therapeutic targets.
- Several novel therapeutic approaches are under investigation for pediatric AKI.
Conclusions:
- Mitochondria are key players in the development of IR-induced AKI in children.
- Targeting mitochondrial pathways offers promising avenues for future AKI treatments.
- Further research into these therapeutic strategies may improve outcomes for critically ill children.
Abstract:
Acute kidney injury (AKI) remains a major problem in critically unwell children and young adults. Ischaemia reperfusion (IR) injury is a major contributor to the development of AKI in a significant proportion of these cases and mitochondria are increasingly recognised as being central to this process through generation of a burst of reactive oxygen species early in reperfusion. Mitochondria have additionally been shown to have key roles in downstream processes including activation of the immune response, immunomodulation, and apoptosis and necrosis. The recognition of the central role of mitochondria in IR injury and an increased understanding of the pathophysiology that undermines these processes has resulted in identification of novel therapeutic targets and potential biomarkers. This review summarises a variety of therapeutic approaches that are currently under exploration and may have potential in ameliorating AKI in children in the future.
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