About the Authors

Ken-ichi Kimura

kimura.kenichi@s.hokkyodai.ac.jp

Affiliation Laboratory of Biology, Hokkaido University of Education, Sapporo Campus, Sapporo, Japan

Chiaki Sato

Affiliation Laboratory of Biology, Hokkaido University of Education, Sapporo Campus, Sapporo, Japan

Masayuki Koganezawa

Affiliation Division of Neurogenetics, Tohoku University, Graduate School of Life Sciences, Sendai, Japan

Daisuke Yamamoto

Affiliation Division of Neurogenetics, Tohoku University, Graduate School of Life Sciences, Sendai, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KK. Performed the experiments: KK CS MK. Analyzed the data: KK CS DY. Wrote the paper: KK DY.