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Long-Term Engraftment (16 Years) of Myoblasts in a Human Infarcted Heart
Marie Crahès1,2, Marie-Cécile Bories3, Jean-Thomas Vilquin4
1Department of Pathology, Assistance Publique-Hôpitaux de Paris, Hôpital Européen Georges Pompidou, Paris, France.
Stem Cells Translational Medicine
|September 14, 2018
Summary
This case study shows that injected myoblasts can survive for 16 years in damaged heart tissue. These findings highlight the potential of myoblast transplantation for cell therapy in cardiac diseases.
Area of Science:
- Regenerative Medicine
- Cardiovascular Biology
- Cell Therapy
Background:
- Myoblast transplantation is a potential therapy for cardiac repair.
- Long-term survival of transplanted cells in the heart is not well established.
Purpose of the Study:
- To investigate the long-term fate of myoblasts transplanted into an infarct area.
- To assess the viability and integration of myoblasts 16 years post-transplantation.
Main Methods:
- Case report of a patient undergoing heart transplantation 16 years after myoblast injection.
- Pathological examination of the explanted heart tissue.
Main Results:
- Persisting myotubes derived from transplanted myoblasts were found embedded in fibrotic scar tissue.
- Evidence of long-term survival and integration of myoblasts in a challenging cardiac environment.
Conclusions:
- Transplanted myoblasts can survive for at least 16 years in the fibrotic infarct area of the heart.
- This long-term survival supports the therapeutic potential of myoblast transplantation for cardiac regeneration and diseases requiring myogenic cells.
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