About the Authors

Hitomi Maruta

Affiliation Graduate School of Health and Welfare Science, Okayama Prefectural University, Soja-shi, Okayama, Japan

Yukihiro Yoshimura

Affiliation Department of Nutritional Science, Faculty of Health and Welfare Science, Okayama Prefectural University, Soja-shi, Okayama, Japan

Aya Araki

Affiliation Graduate School of Health and Welfare Science, Okayama Prefectural University, Soja-shi, Okayama, Japan

Masumi Kimoto

Affiliation Department of Nutritional Science, Faculty of Health and Welfare Science, Okayama Prefectural University, Soja-shi, Okayama, Japan

Yoshitaka Takahashi

Affiliation Department of Nutritional Science, Faculty of Health and Welfare Science, Okayama Prefectural University, Soja-shi, Okayama, Japan

Hiromi Yamashita

yamashit@fhw.oka-pu.ac.jp

Affiliation Department of Nutritional Science, Faculty of Health and Welfare Science, Okayama Prefectural University, Soja-shi, Okayama, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HY. Performed the experiments: HM. Analyzed the data: HM YY AA. Contributed reagents/materials/analysis tools: MK YT. Wrote the paper: HM HY.