1. Division of Nephrology and Metabolism, Department of Medicine, Tokai University School of Medicine, Bohseidai, Isehara, Kanagawa, Japan
2. Laboratories for Structure and Function Research, Tokai University School of Medicine, Bohseidai, Isehara, Kanagawa, Japan
3. Department of Morphology, Tokai University School of Medicine, Bohseidai, Isehara, Kanagawa, Japan
4. Department of Physiology, Tokai University School of Medicine, Bohseidai, Isehara, Kanagawa, Japan