1. Department of Cardiovascular Surgery, Osaka University Graduate School of Medicine, Suita, Japan
2. Institute of Advanced Stem Cell Therapy, Osaka University, Osaka, Japan
3. ROHTO Pharmaceutical Co., Ltd., Osaka, Japan
4. Institute of Immunology and Regenerative Medicine, Osaka University, Osaka, Japan
5. Medical Centre for Translational and Clinical Research, Osaka University Hospital, Osaka, Japan