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


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.