About the Authors

Satoshi Uchida

Affiliation Division of Clinical Biotechnology, Center for Disease Biology and Integrative Medicine, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Keiji Itaka

itaka-ort@umin.net (KI); kataoka@bmw.t.u-tokyo.ac.jp (KK)

Affiliation Division of Clinical Biotechnology, Center for Disease Biology and Integrative Medicine, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Hirokuni Uchida

Affiliation Department of Bioengineering, Graduate School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kentaro Hayakawa

Affiliation Department of Rehabilitation for the Movement Functions, Research Institute, National Rehabilitation Center for the Persons With Disabilities, Tokorozawa, Saitama, Japan

Toru Ogata

Affiliation Department of Rehabilitation for the Movement Functions, Research Institute, National Rehabilitation Center for the Persons With Disabilities, Tokorozawa, Saitama, Japan

Takehiko Ishii

Affiliation Department of Bioengineering, Graduate School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Shigeto Fukushima

Affiliation Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kensuke Osada

Affiliation Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kazunori Kataoka

itaka-ort@umin.net (KI); kataoka@bmw.t.u-tokyo.ac.jp (KK)

Affiliations Division of Clinical Biotechnology, Center for Disease Biology and Integrative Medicine, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan, Department of Bioengineering, Graduate School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan, Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SU KI KK. Performed the experiments: SU HU KH. Analyzed the data: SU KI. Contributed reagents/materials/analysis tools: TO TI SF KO. Wrote the paper: SU KI KK.