1. Institute for Frontier Medical Sciences, Kyoto University, Kyoto, Japan.
2. Department of Orthopaedic Surgery, Graduate School of Medical Sciences, Nagoya City University, Nagoya, Japan.
3. Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Kyoto, Japan.
4. Department of Transfusion Medicine and Cell Therapy, Kyoto University Hospital, Kyoto, Japan.
5. Kaneka Co., Osaka, Japan.