Three-dimensional niche stiffness synergizes with Wnt7a to modulate the extent of satellite cell symmetric self-renewal divisions

Author:

Moyle Louise A.12,Cheng Richard Y.12,Liu Haijiao34,Davoudi Sadegh12,Ferreira Silvia A.5,Nissar Aliyah A.12,Sun Yu4,Gentleman Eileen5,Simmons Craig A.134,Gilbert Penney M.126

Affiliation:

1. Institute of Biomedical Engineering, Toronto, ON M5S 3G9, Canada

2. Donnelly Centre for Cellular and Biomolecular Research, Toronto, ON M5S 3E1, Canada

3. Translational Biology and Engineering Program, Ted Rogers Centre for Heart Research, Toronto, ON M5G 1M1, Canada

4. Department of Mechanical & Industrial Engineering, University of Toronto, Toronto, ON M5S 3G8, Canada

5. Centre for Craniofacial and Regenerative Biology, King’s College London, London, SE1 9RT, United Kingdom

6. Department of Cell and Systems Biology, University of Toronto, Toronto ON, M5S 1A8, Canada

Abstract

The skeletal muscle stem cell niche transiently stiffens during the tissue repair process, which serves to increase planar-oriented divisions and, when combined with WNT7a, induces symmetric cell division to expand the stem cell pool.

Publisher

American Society for Cell Biology (ASCB)

Subject

Cell Biology,Molecular Biology

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