About the Authors

Toshihiko Ogura
Biomedical Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Central 2, Umezono, Tsukuba, Ibaraki, Japan

Corresponding Author

t-ogura@aist.go.jp

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TO. Performed the experiments: TO. Analyzed the data: TO. Wrote the paper: TO.