mRNA transcription in skeletal muscle drives growth and determines nuclear accretion
Fabián Montecino, Cristofer Calvo, Casey O. Swoboda, Alena S Bruening, A. Cramer, Xin Lin, Jennifer L. Martin, Ramzi J. Khairallah, Yarui Diao, Vikram Prasad, Douglas P. Millay
The paper shows that increasing RNA Polymerase II levels enhances mRNA content and drives myofiber growth without needing additional nuclei.
bioRxiv · Dec 29, 2025 · PreprintCell Biology