About the Authors

Shintaro Ichikawa

Shintaro_Ichikawa@kirin.co.jp

Affiliation Central Laboratories for Frontier Technology, Kirin Holdings Co., Ltd., Yokohama, Japan

Mika Miyake
Rei Fujii
Yutaka Konishi

Competing Interests

All authors are employees of Central Laboratories for Frontier Technology, Kirn Holdings Co., Ltd. This does not alter our adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SI MM YK. Performed the experiments: SI RF. Analyzed the data: SI RF. Contributed reagents/materials/analysis tools: SI RF. Wrote the paper: SI.