About the Authors

Tatsuya Suyama

Affiliation Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Shinji Okada

Affiliation Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Tomoko Ishijima

Affiliation Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Kota Iida

Affiliation Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Keiko Abe

Affiliation Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Yuji Nakai

aynakai@mail.ecc.u-tokyo.ac.jp

Affiliation Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YN KA. Performed the experiments: TS SO TI KI. Analyzed the data: TS YN. Contributed reagents/materials/analysis tools: SO TI KI. Wrote the paper: TS KA YN.