1. Laboratory of Metabolic Signal, Metabolic Signal Research Center, Institute for Molecular and Cellular Regulation, Gunma University, Maebashi, Japan
2. Department of Cell Biology, Institute for Molecular and Cellular Regulation, Gunma University, Maebashi, Japan
3. Laboratory of Biochemistry, Department of Biomedical Sciences, Graduate School of Veterinary Medicine, Hokkaido University, Sapporo, Japan
4. Department of Nutrition, School of Nursing and Nutrition, Tenshi College, Sapporo, Japan