1. Department of Dermatology; St Marianna University School of Medicine; Kawasaki Japan
2. Laboratory of Biological Science and Laboratory of Biosciences; Graduate School of Frontier Biosciences; Osaka University; Osaka Japan
3. Department of Pathology/Pathophysiology; Division of Pathophysiological Science; Hokkaido University Graduate School of Medicine; Sapporo Japan
4. Department of Health Protection; Graduate School of Medicine; Teikyo University Asia International Institute of Infectious Disease Control; Tokyo Japan