1. Department of Pediatrics, Kansai Medical University, Moriguchi City, Osaka
2. Division of Clinical Pathology, Public Toyooka Hospital, Toyooka City, Hyogo
3. Department of Stem Cell Disorders, Kansai Medical University, Moriguchi City, Osaka
4. Department of Applied Chemistry, Faculty of Science and Technology, Keio University, Yokohama City, Kanagawa
5. Department of Cardiovascular and Renal Medicine, Kyoto Prefectural University of Medicine, Kamigyo-ku, Kyoto, Japan