Muscle fibre size and myonuclear positioning in trained and aged humans
E. Battey, Y. Levy, R. D. Pollock, J. N. Pugh, G. L. Close, M. Kalakoutis, N. R. Lazarus, S. R. Harridge, J. Ochala, M. J. Stroud
The paper examines how age and physical activity affect muscle fibre size, myonuclear numbers, and myonuclear domain volumes in humans, finding that exercise preserves fibre size and MND relationships while inactivity reduces fibre size and disrupts these relationships.
bioRxiv · Aug 25, 2023Physiology