1. Department of Biochemistry; Shimane Medical University; Izumo Shimane 693
2. Department of Cellular Immunology; National Institute of Health; Shinagawa-ku Tokyo 141
3. Research Institute for Diseases of the Chest, Faculty of Medicine; Kyushu University; Higashi-ku Fukuoka 812
4. Osaka, College of Medical Technology; Kita-ku Osaka 530