Hybrid fiber alterations in exercising seniors suggest contribution to fast‐to‐slow muscle fiber shift

• Main Authors: Maxime Moreillon (Author), Sonia Conde Alonso (Author), Nicholas T. Broskey (Author), Chiara Greggio (Author), Cyril Besson (Author), Valentin Rousson (Author), Francesca Amati (Author)
• Format: Book
• Published: Wiley, 2019-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background Human skeletal muscle is composed of a functional and metabolic continuum of slow (Type I) and fast fibers (IIa and IIx). Hybrid fibers co‐expressing different myosin heavy chains are also present and seem to be more prominent in aging muscle. Their role is debated; hybrid fibers...