About the Authors

Nobuo Tsuruoka

tnb@cerebos.com.sg

Affiliation BRAND’S Brain Research Centre, Cerebos Pacific Limited, Singapore, Singapore

Yoshinori Beppu

Affiliation Frontier Center for Value Creation, Suntory Business Expert Limited, Osaka, Japan

Hirofumi Koda

Affiliation Frontier Center for Value Creation, Suntory Business Expert Limited, Osaka, Japan

Nobutaka Doe

Affiliations Section of Behavioral Science, Kouiken Co. Ltd., Hyogo, Japan, Laboratory of Neurogenesis and CNS Repair, Institute for Advanced Medical Science, Hyogo College of Medicine, Hyogo, Japan

Hiroshi Watanabe

Affiliation Institute for Health Care Science, Suntory Wellness Limited, Tokyo, Japan

Keiichi Abe

Affiliation BRAND’S Brain Research Centre, Cerebos Pacific Limited, Singapore, Singapore

Competing Interests

The authors have read the journal’s policy and have the following conflicts: Dr. Tsuruoka and Dr. Abe are employees of Cerebos Pacific Limited. Mr. Beppu and Dr. Koda are employees of Suntory Business Expert Limited. Dr. Watanabe is an employee of Suntory Wellness Limited. Cerebos Pacific Limited, Suntory Business Expert Limited and Suntory Wellness Limited belong to the Suntory group (Suntory Holdings Limited). Cerebos Pacific Limited outsourced on contract a part of behavioral tests to Kouiken Co. Ltd., microdialysis experiments to Pronexus Analytical AB, and a part of behavioral tests to Charles River Laboratories Japan Inc. Dr. Doe is an employee of Kouiken Co. Ltd. Cerebos Pacific Limited manufactures and sells BRAND’S essence of chicken and the related products. NT, YB, HK, and HW were inventors of the patent (WO/2011/07760A1) on a SERT inhibition. There are no further patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: NT KA. Performed the experiments: NT YB HK ND HW. Analyzed the data: NT ND. Contributed reagents/materials/analysis tools: NT ND. Wrote the paper: NT.