About the Authors

Takashi Ohtsuki

Affiliation National Institute of Health Sciences, 1-18-1 Kamiyoga, Setagaya-ku, Tokyo, Japan

Ryoichiro Nakamura

Affiliation Ajinomoto Co., Inc., 1-15-1 Kyobashi, Chuo-ku, Tokyo, Japan

Satoru Kubo

Affiliation Ajinomoto Co., Inc., 1-15-1 Kyobashi, Chuo-ku, Tokyo, Japan

Akira Otabe

Affiliation Ajinomoto Co., Inc., 1-15-1 Kyobashi, Chuo-ku, Tokyo, Japan

Yoko Oobayashi

Affiliation Ajinomoto Co., Inc., 1-15-1 Kyobashi, Chuo-ku, Tokyo, Japan

Shoko Suzuki

Affiliation Japan Food Research Laboratories, 6-11-10 Nagayama, Tama-shi, Tokyo, Japan

Mika Yoshida

Affiliation Japan Food Research Laboratories, 6-11-10 Nagayama, Tama-shi, Tokyo, Japan

Mitsuya Yoshida

Affiliation Japan Food Research Laboratories, 6-11-10 Nagayama, Tama-shi, Tokyo, Japan

Chiye Tatebe

Affiliation National Institute of Health Sciences, 1-18-1 Kamiyoga, Setagaya-ku, Tokyo, Japan

Kyoko Sato

ksato@nihs.go.jp

Affiliation National Institute of Health Sciences, 1-18-1 Kamiyoga, Setagaya-ku, Tokyo, Japan

Hiroshi Akiyama

Affiliation National Institute of Health Sciences, 1-18-1 Kamiyoga, Setagaya-ku, Tokyo, Japan

Competing Interests

This study received funding from Ajinomoto Co., Ltd. RN, SK, AO, and YO are employees of Ajinomoto Co., Ltd. There are no 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: TO RN SK AO YO CT KS HA. Performed the experiments: TO RN SK SS Mika Yoshida Mitsuya Yoshida KS. Analyzed the data: TO RN SK SS Mika Yoshida Mitsuya Yoshida KS. Contributed reagents/materials/analysis tools: RN SK AO YO. Wrote the paper: TO RN SK AO YO CT KS HA.