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Cadherins in Tissue Organization

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Satellite Stem Cells and Muscular Dystrophy

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Related Experiment Video

Updated: May 7, 2026

Bead Aggregation Assays for the Characterization of Putative Cell Adhesion Molecules

Bead Aggregation Assays for the Characterization of Putative Cell Adhesion Molecules

Published on: October 17, 2014

M-cadherin-mediated intercellular interactions activate satellite cell division.

Merce Marti¹, Núria Montserrat, Cristina Pardo

¹Center of Regenerative Medicine in Barcelona, Dr. Aiguader, 88, 08003 Barcelona, Spain.

Journal of Cell Science

|September 19, 2013

Summary

Muscle stem cells, or satellite cells, fuse with muscle fibers during division, with differentiation occurring post-fusion. M-cadherin is vital for this fusion, cell recognition, and activating cell division in muscle regeneration.

Keywords:

Cell division Dystrophin M-cadherin Myogenesis Satellite cells

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Last Updated: May 7, 2026

Bead Aggregation Assays for the Characterization of Putative Cell Adhesion Molecules

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Isolation, Culture, and Transplantation of Muscle Satellite Cells

Isolation, Culture, and Transplantation of Muscle Satellite Cells

Published on: April 8, 2014

Area of Science:

Muscle biology
Cellular and molecular biology
Regenerative medicine

Background:

Adult muscle stem cells (satellite cells) are crucial for muscle growth and repair.
Previous models suggested satellite cell differentiation precedes myofiber fusion.
The role of M-cadherin in these processes was not fully elucidated.

Purpose of the Study:

To investigate the precise timing of satellite cell fusion and differentiation during muscle regeneration.
To determine the role of M-cadherin in satellite cell activation, division, and fusion.

Main Methods:

Observation of satellite cell behavior during muscle regeneration.
In vitro experiments involving M-cadherin treatment and anti-M-cadherin antibodies.
Analysis of cell-to-cell interactions and fusion events.

Main Results:

Satellite cells fuse with myofibers concurrently with cell division.
Differentiation is completed only after daughter cell nuclei are within the myofiber.
M-cadherin is essential for cell recognition and fusion, and it stimulates satellite cell division in vitro.

Conclusions:

This study proposes an alternative model for satellite cell contribution to muscle development and regeneration.
M-cadherin plays a critical role in initiating satellite cell division and mediating fusion.
Findings may advance understanding of muscle regeneration and muscle-related dystrophies.