1. Division of Molecular Genetics, Institute of Life Science, Kurume University, Kurume 839-0861
2. Division of Immunology, Department of Microbiology and Immunology
3. Division of Molecular and Cellular Immunology, Medical Institute of Bioregulation, Kyushu University, Higashi-ku, Fukuoka 812-8582
4. Division of Reproductive Engineering, Center for Animal Resources & Development, Kumamoto University, Kumamoto 860-0811, Japan
5. Laboratory of Gene Expression and Regulation, Center for Experimental Medicine, Institute of Medical Science, The University of Tokyo, Minato-ku 108-8639