1. Department of Orthopedic Surgery, Anjo Kosei Hospital,
28 Higashihiroaze, Anjo-cho, Anjo, Aichi 466-8602, Japan
2. Department of Orthopaedic Surgery, Nagoya University School of Medicine,
Nagoya, Japan
3. Department of Clinical Immunology, Nagoya University School of Medicine,
Nagoya, Japan
4. Department of Dermatology, Nagoya University School of Medicine,
Nagoya, Japan
5. Laboratory of Immune Regulation, Osaka University Graduate School of Frontier Bioscience,
Osaka, Japan