Wnt Signaling Modulates Mechanotransduction in the Epidermis to Drive Hair Follicle Regeneration

The study explores the role of Wnt signaling in hair follicle regeneration, particularly its impact on mechanotransduction in the epidermis. Wnt signaling modulates tissue rigidity and enhances mechanical cooperativity by reorganizing actin structures and promoting adherens junction formation, which is crucial for effective hair follicle regeneration. The research, conducted using murine models, demonstrates that Wnt signaling reduces nuclear rigidity and shifts forces toward cell-cell junctions, facilitating hair follicle formation. These findings suggest that Wnt signaling's mechanoregulatory function is vital for epithelial cell migration and could inform therapeutic approaches for hair loss and related conditions.