About the Authors

Mari Gotoh

Contributed equally to this work with: Mari Gotoh, Katsura Sano-Maeda

Katsura Sano-Maeda

Contributed equally to this work with: Mari Gotoh, Katsura Sano-Maeda

Hiromu Murofushi
Kimiko Murakami-Murofushi

murofushi.kimiko@ocha.ac.jp

Affiliation The Division of Life Sciences, Ochanomizu University, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HM KMM. Performed the experiments: MG KSM. Analyzed the data: MG KSM. Contributed reagents/materials/analysis tools: MG KSM. Wrote the paper: MG KSM HM KMM.