Acute myocardial infarction (AMI) is still the leading cause of death worldwide.At present,the treatment of AMI is mainly to restore the cardiac blood supply through myocardial reperfusion.With the widespread use of coronary artery bypass grafting and percutaneous coronary intervention (PCI),myocardial reperfusion injury is a major clinical problem.Mitochondrial dysfunction is an important pathological basis for myocardial ischemic injury.Therefore,mitochondria can be used as an important target against myocardial damage.In this article,we would briefly review the physiological functions of mi...