About the Authors

Takashi Ohira

Affiliation Graduate School of Frontier Biosciences, Osaka University, Toyonaka City, Osaka, Japan

Masahiro Terada

Affiliation Graduate School of Frontier Biosciences, Osaka University, Toyonaka City, Osaka, Japan

Fuminori Kawano

Affiliation Graduate School of Medicine, Osaka University, Toyonaka City, Osaka, Japan

Naoya Nakai

Affiliation Graduate School of Medicine, Osaka University, Toyonaka City, Osaka, Japan

Akihiko Ogura

Affiliation Graduate School of Frontier Biosciences, Osaka University, Toyonaka City, Osaka, Japan

Yoshinobu Ohira

ohira@space.hss.osaka-u.ac.jp

Affiliations Graduate School of Frontier Biosciences, Osaka University, Toyonaka City, Osaka, Japan, Graduate School of Medicine, Osaka University, Toyonaka City, Osaka, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Contributed to the analyses of myonuclei, electromyogram, and sarcomere length, respectively: MT FK NN. Contributed to the experimental planning and discussion of the results: AO. Contributed to all of these aspects in this study, including drafting the manuscript and executing the final revisions: TO YO. All authors approved the final manuscript prior to publication.