Protective role of MG53 against ischemia/reperfusion injury on multiple organs: A narrative review

Bowen Xu1,2, Chunxiao Wang2, Hongping Chen2,3

  • 1The 2nd Medical College of Binzhou Medical University, Yantai, Shandong, China.

Frontiers in Physiology
|December 8, 2022
PubMed

Insights

Ischemia/reperfusion (I/R) injury causes cell damage, but Mitsugumin 53 (MG53) aids cell membrane repair. MG53 demonstrates protective effects against I/R injury in vital organs, offering new therapeutic avenues.

Area of Science:

  • Biomedical science
  • Cellular biology
  • Pathophysiology

Background:

  • Ischemia/reperfusion (I/R) injury is a significant clinical issue following procedures like angioplasty and organ transplantation.
  • This injury can result in widespread cell damage and death across multiple organs.
  • Mitsugumin 53 (MG53), also known as Trim72, is a protein involved in cell membrane repair.

Purpose of the Study:

  • To review the pathophysiology of I/R injury.
  • To explore the protective role of MG53 in mitigating multi-organ I/R injury.
  • To highlight the therapeutic potential of MG53 in treating I/R-related conditions.

Main Methods:

  • Literature review of existing studies on I/R injury.
  • Analysis of MG53's function in cell membrane repair.
  • Examination of MG53's effects on I/R injury in various organs.

Main Results:

  • MG53 is highly expressed in muscle tissues and plays a crucial role in repairing damaged cell membranes.
  • MG53 exhibits protective effects against I/R injury in organs including the heart, brain, lungs, kidneys, and liver.
  • Recombinant human MG53 shows promise in addressing I/R injury and sepsis.

Conclusions:

  • MG53 is a key factor in mitigating multi-organ I/R injury.
  • The findings suggest MG53 as a potential therapeutic target for I/R-related conditions.
  • Further research into MG53's mechanisms could lead to novel treatment strategies.

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