About the Authors

Toru Mizuki

Affiliation Bio-Nano Electronics Research Centre, Toyo University, Saitama, Japan

Miyuki Sawai

Affiliation Bio-Nano Electronics Research Centre, Toyo University, Saitama, Japan

Yutaka Nagaoka

Affiliation Bio-Nano Electronics Research Centre, Toyo University, Saitama, Japan

Hisao Morimoto

Affiliation Bio-Nano Electronics Research Centre, Toyo University, Saitama, Japan

Toru Maekawa

maekawa@toyo.jp

Affiliation Bio-Nano Electronics Research Centre, Toyo University, Saitama, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: T. Mizuki HM T. Maekawa. Performed the experiments: T. Mizuki MS YN. Analyzed the data: T. Mizuki YN HM T. Maekawa. Wrote the paper: T. Mizuki T. Maekawa.