Declining muscle hyperplasia in juvenile trout is driven by rapid limitation of muscle stem cell capacity and niche functionality
Sabrina Jagot, Nathalie Sabin, Cécile Rallière, Adèle Branthonne, Morgane Chesnais, Cécile Duret, Jérôme Bugeon, Pierre‐Yves Rescan, Karl Rouger, Jean‐Charles Gabillard
This study shows that declining muscle hyperplasia in juvenile trout is driven by early impairment of the satellite cell niche and reduced myogenic capacity, with weight gain more critical than aging.
bioRxiv · Jan 31, 2026 · PreprintCell Biology