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Updated: Jun 22, 2026

Transplantation of Induced Pluripotent Stem Cell-derived Mesoangioblast-like Myogenic Progenitors in Mouse Models of Muscle Regeneration
Published on: January 20, 2014
Transdifferentiation, metaplasia and tissue regeneration
Chia-Ning Shen1, Zoë D Burke, David Tosh
1Centre for Regenerative Medicine; Department of Biology and Biochemistry; University of Bath; Bath, UK.
Transdifferentiation is cell conversion. While common in invertebrates like jellyfish, vertebrate transdifferentiation is rare but occurs, offering insights into regenerative medicine.
Area of Science:
- Cell Biology
- Developmental Biology
- Regenerative Medicine
Background:
- Transdifferentiation involves one differentiated cell type converting into another cell type.
- This process is a subset of metaplasia, which also includes stem cell transformations.
- Examples range from invertebrate muscle to vertebrate lens regeneration.
Purpose of the Study:
- To review documented cases of transdifferentiation.
- To explore potential molecular and cellular mechanisms driving phenotype switches.
- To discuss the significance of transdifferentiation in organogenesis and regenerative medicine.
Main Methods:
- Literature review of transdifferentiation examples.
- Analysis of molecular and cellular mechanisms.
- Discussion of implications for regenerative medicine.
Main Results:
- Invertebrate transdifferentiation, like in jellyfish muscle, shows high potential for organ generation.
- Vertebrate transdifferentiation is less common but documented, e.g., newt iris to lens.
- Recent studies suggest adult stem cells may cross germ layers, potentially indicating metaplasia.
Conclusions:
- Transdifferentiation, though limited in vertebrates, offers valuable insights.
- Understanding these mechanisms is crucial for advancing organogenesis and regenerative therapies.
- Further research into molecular pathways could unlock new regenerative potential.
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