1. Department of Human Pathology, Field of Oncology; Kagoshima University Graduate School of Medical and Dental Sciences; 8-35-1 Sakuragaoka Kagoshima 890-8544 Japan
2. Laboratory for Cell Lineage Modulation; RIKEN Center for Developmental Biology; Kobe Japan
3. National Sanatorium Hoshizuka-Keiaien; Kanoya Kagoshima Japan