1. Graduate School of Health Sciences Sapporo Medical University Sapporo Japan
2. Japan Society for Promotion of Science Tokyo Japan
3. Department of Cellular Physiology and Signal Transduction Sapporo Medical University School of Medicine Sapporo Japan
4. Department of Orthopedic Surgery Sapporo Medical University School of Medicine Sapporo Japan
5. Department of Physiology and Pharmacology Karolinska Institutet Stockholm Sweden
6. Heart, Vascular and Neurology Theme, Cardiology Unit Karolinska University Hospital Stockholm Sweden
7. Department of Cardiovascular, Renal and Metabolic Medicine Sapporo Medical University School of Medicine Sapporo Japan