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Protection of H9c2 Myocardial Cells from Oxidative Stress by Crocetin via PINK1/Parkin Pathway-Mediated Mitophagy
Published on: May 26, 2023
Mitophagy in cardiovascular diseases: molecular mechanisms, pathogenesis, and treatment
Amir Ajoolabady1, Mario Chiong2, Sergio Lavandero3
1Shanghai Institute of Cardiovascular Diseases, Department of Cardiology, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Insights
Cardiovascular disease (CVD) impacts mitochondrial health. This review explores mitophagy
Area of Science:
- Cardiovascular Disease Research
- Mitochondrial Biology
- Cellular Mechanisms
Background:
- Cardiovascular disease (CVD) is a growing global health concern.
- Mitochondrial injury is a key factor in CVD development.
- Mitochondrial dynamics and mitophagy are crucial for cardiomyocyte health.
Purpose of the Study:
- To review the dual role of mitophagy in cardiovascular disease (CVD) pathogenesis.
- To summarize current controversies and recent findings in mitophagy research.
- To identify compounds that can modulate mitophagy for potential therapeutic applications.
Main Methods:
- Literature review of scientific articles on mitophagy and CVD.
- Analysis of the mechanisms underlying mitophagy dysregulation in CVD.
- Identification and summary of novel compounds targeting mitophagy.
Main Results:
- Mitophagy plays a complex, dual role in CVD, influencing both protective and detrimental pathways.
- Dysregulation of mitophagy homeostasis contributes to mitochondrial damage and cardiomyocyte death in CVD.
- Several compounds have been identified that modulate mitophagy, offering potential therapeutic avenues.
Conclusions:
- Understanding the intricate role of mitophagy in CVD is crucial for developing new treatments.
- Further research is needed to elucidate the precise mechanisms of mitophagy dysregulation.
- Targeting mitophagy pathways holds promise for novel therapeutic strategies against CVD.
Abstract:
With the growing prevalence of cardiovascular disease (CVD), there is an urgent need to explore non-conventional therapeutic measures to alleviate the burden of CVD on global healthcare. Mitochondrial injury plays a cardinal role in the pathogenesis of CVD. Mitochondrial dynamics and mitophagy are essential machineries that govern mitochondrial health in cardiomyocytes in physiological and pathophysiological settings. However, with the onset and progression of CVD, homeostasis of mitophagy is disturbed through largely unknown pathological mechanisms, causing mitochondrial damage and ultimately cardiomyocyte death. In this review we decipher the dual regulatory role of mitophagy in CVD pathogenesis, summarize controversies in mitophagy, and highlight recently identified compounds capable of modulating mitophagy. We share our perspectives on future mitophagy research directions in the context of CVD.
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