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DJ-1 as a Novel Therapeutic Target for Mitigating Myocardial Ischemia-Reperfusion Injury
Jia-Bin Zhou1, Tian-Peng Wei1, Dan Wu1
1Department of Cardiology, The Affiliated Wuxi People's Hospital of Nanjing Medical University, Wuxi People's Hospital, Wuxi Medical Center Nanjing Medical University, Wuxi 214023, China.
Insights
DJ-1 protein shows promise in protecting the heart from ischemia-reperfusion injury. Interventions targeting DJ-1 may offer new therapeutic strategies for ischemic heart disease.
Area of Science:
- Cardiovascular Research
- Molecular Biology
- Cellular Signaling
Background:
- Ischemic heart disease (IHD) is a leading cause of global mortality.
- Ischemia-reperfusion (I/R) injury exacerbates IHD, necessitating protective strategies.
- DJ-1 (encoded by PARK7) is a key protein involved in cellular protection mechanisms.
Purpose of the Study:
- To review the role of DJ-1 in myocardial I/R injury.
- To explore DJ-1 as a therapeutic target for IHD.
- To summarize DJ-1's protective functions in the context of cardiac I/R.
Main Methods:
- Literature review of studies on DJ-1 and myocardial I/R injury.
- Analysis of DJ-1's known cellular functions (autophagy, mitochondrial integrity, apoptosis, oxidative stress).
- Examination of evidence for DJ-1-based interventions in cardiac I/R models.
Main Results:
- DJ-1 exhibits multifaceted protective effects against cellular damage.
- DJ-1 interventions, including exogenous administration and pharmacological activation, demonstrate cardioprotective potential.
- DJ-1 plays a crucial role in cellular responses to oxidative stress and maintaining mitochondrial function during I/R.
Conclusions:
- DJ-1 is a significant therapeutic target for mitigating myocardial ischemia-reperfusion injury.
- DJ-1-related strategies hold promise for novel treatments of ischemic heart disease.
- Further research into DJ-1's mechanisms can advance cardiovascular therapeutics.
Abstract:
Ischemic heart disease (IHD) remains one of the most prominent causes of mortality and morbidity globally, and the risk of ischemia-reperfusion injury is becoming more severe and constant. This underscores the need to develop new methods to protect the heart from damage. DJ-1 is a multifunctional intracellular protein encoded by the PARK7 gene that plays roles in processes including the control of autophagy, the preservation of mitochondrial integrity, the prevention of apoptosis, and the elimination of oxidative stress. DJ-1 has recently been the focus of growing interest as a target molecule relevant to treating myocardial ischemia-reperfusion injury due to its protective properties and its role in cellular response mechanisms. Consistently, DJ-1-related interventions, such as its exogenous administration or the use of pharmacological agents, have been demonstrated to help protect the myocardium from ischemia-reperfusion injury and associated adverse outcomes. This review provides an overview of DJ-1 and its therapeutic relevance in the myocardium in the setting of ischemia and reperfusion.
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