About the Authors

Hiromasa Funato

hiromasa.funato@med.toho-u.ac.jp

Affiliation Department of Anatomy, Toho University School of Medicine, Tokyo, Japan

Satoko Oda

Affiliation Department of Anatomy, Toho University School of Medicine, Tokyo, Japan

Junko Yokofujita

Affiliation Department of Anatomy, Toho University School of Medicine, Tokyo, Japan

Hiroaki Igarashi

Affiliation Department of Anatomy, Toho University School of Medicine, Tokyo, Japan

Masaru Kuroda

Affiliation Department of Anatomy, Toho University School of Medicine, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HF. Performed the experiments: HF SO JY HI. Analyzed the data: HF SO HI. Contributed reagents/materials/analysis tools: HF JY. Wrote the paper: HF MK.