Jun J. Sato,^1,* Yurina Tasaka,¹ Ryoya Tasaka,¹ Kentaro Gunji,¹ Yuya Yamamoto,¹ Yasushi Takada,^2,** Yasushi Uematsu,² Eiichi Sakai,³ Takashi Tateishi,⁴ Yasunori Yamaguchi<sup>1

1</sup>1Laboratory of Animal Cell Technology, Faculty of Life Science and Technology, Fukuyama University,
²2Department of Anatomy, School of Dentistry, Aichi-Gakuin University, Kusumoto-cho, Chikusa-ku, Nago
³3Department of Dental Hygiene, Aichi-Gakuin University, Kusumoto-cho, Chikusa-ku, Nagoya 464-8650, J
⁴4Jonan, Fujisawa 251-0057, Japan

^*Corresponding author. E-mail: jsato@bt.fybt.fukuyama-u.ac.jp
^** Present address: Jojo, Kasugai 486-0833, Japan