1. Department of Molecular Endocrinology, Fujii Memorial Institute of Medical Sciences, Institute of Advanced Medical Sciences, Tokushima University, Tokushima, Japan.
2. Center for Regional Cooperation, Iwaki Meisei University, Iwaki, Japan.
3. Research Institute of Innovative Medicine, Tokiwa Foundation, Jyoban Kamiyunagayamachi, Iwaki, Japan.