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Mitochondria are eukaryotic cellular organelles that are known to produce energy through a process called oxidative phosphorylation. Besides their primary function, mitochondria are involved in various cellular processes, including cell growth, differentiation, signaling, metabolism, and senescence. Age-related changes cause a decline in mitochondrial quality and integrity due to increased mitochondrial mutations and oxidative damage. Thus, aging can severely impact mitochondrial functions,...

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Related Experiment Video

Updated: Jul 3, 2025

Visualization of Mitochondrial Respiratory Function using Cytochrome C Oxidase / Succinate Dehydrogenase COX/SDH Double-labeling Histochemistry

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Renal aging and mitochondrial quality control.

Xiuli Guo¹, Jiao Wang², Yinjie Wu³

¹Department of Laboratory, The First Hospital of China Medical University, Shenyang, China.

|February 13, 2024

Summary

Maintaining mitochondrial quality control (MQC) is crucial for delaying kidney aging. This review explores MQC

Keywords:

Aging Mitochondrial dysfunction Mitochondrial quality control Renal intrinsic cells

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Published on: July 22, 2013

Area of Science:

Cellular Biology
Nephrology
Aging Research

Background:

Mitochondria are vital organelles regulating cellular metabolism, division, and survival.
The kidney, a highly metabolic organ, relies heavily on mitochondrial function.
Mitochondrial dysfunction accelerates kidney aging, while maintaining homeostasis delays it.

Purpose of the Study:

To review the role of mitochondrial quality control (MQC) in renal aging.
To analyze alterations in MQC during kidney injury and aging.
To discuss the relationship between mitochondria and intrinsic renal cells.

Main Methods:

Literature review focusing on factors contributing to renal aging.
Analysis of MQC alterations in kidney injury and aging models.
Examination of mitochondria's role in intrinsic kidney cells.

Main Results:

Aberrant mitochondrial homeostasis is increasingly linked to renal aging.
MQC's contribution to renal aging requires further detailed investigation.
Current research predominantly uses animal and cellular models.

Conclusions:

Understanding MQC in renal aging is critical for developing interventions.
Further clinical studies are needed to investigate the mitochondria-renal aging relationship.
The specific functions of MQC in kidney injury and repair remain unclear.