About the Authors

Takashi Tsukamoto

tsukamoto.takashi@g.mbox.nagoya-u.ac.jp (TT); demura@sci.hokudai.ac.jp (MD)

Current address: Division of Biological Science, Graduate School of Science, Nagoya University, Nagoya, Japan

Affiliations Graduate School of Life Science, Hokkaido University, Sapporo, Japan, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan

Xianglan Li

Affiliation Nanotechnology Innovation Station, National Institute for Materials Science, Tsukuba, Japan

Hiromi Morita

Affiliation Nanotechnology Innovation Station, National Institute for Materials Science, Tsukuba, Japan

Takashi Minowa

Affiliation Nanotechnology Innovation Station, National Institute for Materials Science, Tsukuba, Japan

Tomoyasu Aizawa

Affiliations Graduate School of Life Science, Hokkaido University, Sapporo, Japan, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan

Nobutaka Hanagata

Affiliations Graduate School of Life Science, Hokkaido University, Sapporo, Japan, Nanotechnology Innovation Station, National Institute for Materials Science, Tsukuba, Japan

Makoto Demura

tsukamoto.takashi@g.mbox.nagoya-u.ac.jp (TT); demura@sci.hokudai.ac.jp (MD)

Affiliations Graduate School of Life Science, Hokkaido University, Sapporo, Japan, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TT XL NH MD. Performed the experiments: TT XL. Analyzed the data: TT. Contributed reagents/materials/analysis tools: TT XL HM TM TA NH MD. Wrote the manuscript: TT NH MD.