About the Authors

Masaki Iwata

Affiliation The BCPH Unit of Molecular Physiology, Department of Chemistry, Biology and Marine Science, Faculty of Science, University of the Ryukyus, Nishihara, Okinawa, Japan

Yoshikazu Ohno

Affiliation The BCPH Unit of Molecular Physiology, Department of Chemistry, Biology and Marine Science, Faculty of Science, University of the Ryukyus, Nishihara, Okinawa, Japan

Joji M. Otaki

otaki@sci.u-ryukyu.ac.jp

Affiliation The BCPH Unit of Molecular Physiology, Department of Chemistry, Biology and Marine Science, Faculty of Science, University of the Ryukyus, Nishihara, Okinawa, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JMO. Performed the experiments: MI YO. Analyzed the data: MI YO JMO. Contributed reagents/materials/analysis tools: MI YO. Wrote the paper: JMO.