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Published on: June 7, 2014
Protective Effects and Mechanisms of Flavonoids in Renal Ischemia-Reperfusion Injury
Peng Peng1, Junrong Zou2,3, Bin Zhong1
1The First Clinical College, Gannan Medical University, Ganzhou, China.
Background:
Acute kidney injury (AKI) is a common and potentially fatal complication encountered during a variety of kidney surgeries. Renal ischemia/reperfusion (I/R) injury is the predominant mechanism of AKI in this setting. Hence, controlling I/R injury is a key research imperative as it is directly related to the prognosis of patients.
Summary:
In the last decade, studies in vitro and in animal models have demonstrated that flavonoids can significantly alleviate I/R-induced AKI through a variety of pathways, including anti-oxidative stress, anti-inflammation, anti-cell death, inhibition of endoplasmic reticulum stress, and alleviation of mitochondrial dysfunction. Based on the extensive role of flavonoids in ischemia-reperfusion injury, the lack of drugs entering the clinic so far is a question worthy of consideration.
Key Messages:
This review summarizes the available evidence pertaining to the protective effect of flavonoids against renal I/R injury and discusses their potential clinical application in renal I/R injury.
Insights
Flavonoids show promise in preventing acute kidney injury (AKI) caused by kidney surgery's ischemia/reperfusion (I/R) damage. Further research is needed to translate these findings into clinical treatments for I/R-induced AKI.
Area of Science:
- Biochemistry
- Pharmacology
- Nephrology
Background:
- Acute kidney injury (AKI) is a frequent and severe complication of kidney surgery.
- Renal ischemia/reperfusion (I/R) injury is the primary cause of AKI in this context.
- Effective control of I/R injury is crucial for patient outcomes.
Purpose of the Study:
- To review the protective effects of flavonoids against renal I/R injury.
- To explore the potential clinical applications of flavonoids in managing I/R-induced AKI.
Main Methods:
- In vitro studies
- Animal models
- Literature review
Main Results:
- Flavonoids demonstrate significant protective effects against I/R-induced AKI.
- Mechanisms include antioxidative stress, anti-inflammation, anti-apoptosis, ER stress inhibition, and improved mitochondrial function.
- Extensive evidence supports flavonoids' role in mitigating I/R injury.
Conclusions:
- Flavonoids offer a promising therapeutic strategy for preventing renal I/R injury.
- Despite demonstrated efficacy in preclinical studies, the translation of flavonoids into clinical practice for I/R-induced AKI requires further investigation.
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