About the Authors

Wataru Taira

Affiliation The BCPH Unit of Molecular Physiology, Department of Chemistry, Biology and Marine Science, Faculty of Science, University of the Ryukyus, Nishihara, Okinawa 903-0213, 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 903-0213, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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