1. Department of Molecular Oncology (C7), Graduate School of Medicine
2. Laboratory for Cytokine Signaling, RIKEN Research Center for Allergy and Immunology (RCAI), Yokohama, Kanagawa 230-0045, Japan
3. Laboratory of Developmental Immunology, Graduate School of Frontier Biosciences, Osaka University, Suita, Osaka 565-0871, Japan
4. Department of Pathology (C2), Graduate School of Medicine
5. Tokyo Research Laboratories, Kowa Co., Ltd, Higashi-murayama, Tokyo 189-0022, Japan
6. Department of Molecular Medicine (C4), Graduate School of Medicine