1. Third Department of Internal Medicine, Japanese Red Cross Nagasaki Genbaku Hospital, Nagasaki;
2. Department of Molecular Medicine and Hematology, Molecular Medicine Unit, Atomic Bomb Disease Institute, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki;
3. Department of Nutritional Health, Faculty of Wellness Studies, Kwassui Women's College, Nagasaki;
4. Division of Cytokine Signaling, Department of Molecular Microbiology and Immunology and
5. Department of Laboratory Medicine, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki; and
6. Department of Hematology, Hirado Municipal Hospital, Nagasaki, Japan