1. Division of Molecular Cell Immunology and Allergology; Department of Biomedical Sciences; Nihon University School of Medicine; Tokyo; Japan
2. Department of Ophthalmology; Juntendo University School of Medicine; Tokyo; Japan
3. Department of Ophthalmology; Kyoto Prefectural University of Medicine; Kyoto; Japan
4. Division of Microbiology; Nihon University School of Medicine; Tokyo; Japan
5. Department of Thoracic Surgery; Nihon University School of Medicine; Tokyo; Japan
6. Department of Allergy and Immunology; National Research Institute for Child Health and Development; Tokyo; Japan