About the Authors

Misa Ohno

Contributed equally to this work with: Misa Ohno, Kyoko Tsuda

Affiliation Department of Applied Chemistry, Kogakuin University, Hachioji, Tokyo, Japan

Kyoko Tsuda

Contributed equally to this work with: Misa Ohno, Kyoko Tsuda

Affiliation Department of Applied Chemistry, Kogakuin University, Hachioji, Tokyo, Japan

Masayoshi Sakaguchi

Affiliation Department of Applied Chemistry, Kogakuin University, Hachioji, Tokyo, Japan

Yasusato Sugahara

Affiliation Department of Applied Chemistry, Kogakuin University, Hachioji, Tokyo, Japan

Fumitaka Oyama

f-oyama@cc.kogakuin.ac.jp

Affiliation Department of Applied Chemistry, Kogakuin University, Hachioji, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS YS FO. Performed the experiments: MO KT FO. Analyzed the data: MO KT. Contributed reagents/materials/analysis tools: MO KT. Wrote the paper: MO FO. Contributed to the critical appraisal of the paper and approved the final version: MO KT MS YS FO.