1. Division of Clinical Nephrology and Rheumatology, Niigata University Graduate School of Medical and Dental Sciences, Japan
2. Division of Cellular and Molecular Pathology, Niigata University Graduate School of Medical and Dental Sciences, Japan
3. Division of Nephrology and Rheumatology, Nagaoka Red Cross Hospital, Japan
4. Division of Orthopedic Surgery, Niigata University Graduate School of Medical and Dental Sciences, Japan
5. School of Health Sciences, Faculty of Medicine, Niigata University, Medical Laboratory Science, Japan