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[Ischemia-reperfusion syndrome associated with liver transplantation: an update]
A Casillas-Ramírez1, I Ben Mosbah, R Franco-Gou
1Unidad de Hepatología Experimental, Instituto de Investigaciones Biomédicas de Barcelona, CSIC-IDIBAPS, Barcelona, España.
Abstract:
Ischemia-reperfusion (I/R) injury is the main cause of both initial graft dysfunction and primary failure in liver transplantation. The search for therapeutic strategies to prevent I/R injury has led to research into promising drugs, although most have not been used clinically. Gene therapy requires better transfection techniques, avoiding vector toxicity, and ethical debate before being used clinically. Ischemic preconditioning is the first therapeutic strategy used in clinical practice to reduce I/R injury in hepatectomies for tumors. Future research will provide data on the effectiveness of ischemic preconditioning in reducing I/R injury associated with liver transplantation, and in reducing the vulnerability of steatotic grafts to I/R syndrome so that they can be used in transplantation, thus relieving the organ shortage.
Insights
Ischemia-reperfusion (I/R) injury impacts liver transplantation success. Ischemic preconditioning shows promise in reducing I/R injury and improving steatotic graft viability for transplantation.
Area of Science:
- Transplantation immunology
- Hepatology
- Regenerative medicine
Context:
- Ischemia-reperfusion (I/R) injury is a primary cause of graft dysfunction and failure in liver transplantation.
- Current therapeutic strategies for I/R injury are limited, with many promising drugs not yet clinically available.
- Gene therapy faces challenges in transfection efficiency, vector toxicity, and ethical considerations.
Purpose:
- To review current strategies for mitigating ischemia-reperfusion (I/R) injury in liver transplantation.
- To highlight the potential of ischemic preconditioning as a clinical strategy.
- To explore the application of ischemic preconditioning in reducing steatotic graft vulnerability.
Summary:
- Ischemic preconditioning is the first clinically applied strategy to reduce I/R injury in liver surgeries for tumors.
- Future research will evaluate its efficacy in liver transplantation and its role in protecting steatotic grafts.
- This approach may expand the donor pool by enabling the use of steatotic grafts.
Impact:
- Potential to improve outcomes in liver transplantation by reducing graft loss.
- May alleviate organ shortages by facilitating the use of steatotic liver grafts.
- Establishes a foundation for further clinical research into preconditioning strategies for organ transplantation.
