1. Department of Kidney and Vascular Pathology; Faculty of Medicine; University of Tsukuba; Tsukuba Japan
2. Laboratory of Food and Physiological Sciences; Azabu University; Sagamihara Japan
3. Department of Pathology; School of Life Dentistry at Tokyo; The Nippon Dental University; Chiyoda-ku Japan
4. Division of Pathology; Tsukuba Medical Center; Tsukuba Japan