About the Authors

Tetsuya Yamada

Affiliation Department of Veterinary Medicine, Gifu University, Gifu, Japan

Hiroaki Shigemura

Affiliation Department of Veterinary Medicine, Gifu University, Gifu, Japan

Naotaka Ishiguro

Affiliation Department of Veterinary Medicine, Gifu University, Gifu, Japan

Yasuo Inoshima

inoshima@gifu-u.ac.jp

Affiliation Department of Veterinary Medicine, Gifu University, Gifu, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NI YI. Performed the experiments: TY HS YI. Analyzed the data: TY HS NI YI. Wrote the paper: TY YI.