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Zeb2 Regulates Myogenic Differentiation in Pluripotent Stem Cells
Ester Sara Di Filippo1,2, Domiziana Costamagna2, Giorgia Giacomazzi2
1Department of Neuroscience Imaging and Clinical Sciences, University "G. d'Annunzio" of Chieti-Pescara, 66100 Chieti, Italy.
International Journal of Molecular Sciences
|April 9, 2020
Summary
Zinc finger E-box-binding homeobox 2 (Zeb2) promotes skeletal muscle differentiation. Over-expression of Zeb2 enhances muscle regeneration in stem cells and adult progenitors, identifying it as a novel myogenic regulator.
Area of Science:
- Molecular Biology
- Developmental Biology
- Stem Cell Biology
Background:
- Skeletal muscle differentiation is regulated by myogenic basic helix-loop-helix transcription factors binding E-box elements.
- The function of other E-box binding proteins, such as zinc finger E-box-binding homeobox 2 (Zeb2), in muscle development remains unclear.
Purpose of the Study:
- To investigate the role of Zeb2 in skeletal muscle differentiation and regeneration.
- To determine if Zeb2 can be a therapeutic target for enhancing muscle repair.
Main Methods:
- Utilized genetic tools and transgenic mouse embryonic stem cells.
- Employed single-cell RNA-sequencing and in vivo muscle engraftment assays.
- Examined the effects of Zeb2 over-expression on myogenic progenitors.
Main Results:
- Confirmed the presence of Zeb2 in skeletal muscle tissues.
- Demonstrated that Zeb2 over-expression positively impacts skeletal muscle differentiation in pluripotent stem cells and adult myogenic progenitors.
- Showcased Zeb2's potential to improve skeletal muscle regeneration.
Conclusions:
- Zeb2 acts as a novel myogenic regulator.
- Zeb2 is a potential therapeutic target for improving skeletal muscle regeneration.
- Further research is needed to understand the non-neural roles of Zeb2.
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