Institution: | (1) Department of Human Genetics, Graduate School of Medicine, University of Tokyo, 7-3-1 Hingo, Bunkyo-ku, Tokyo 113-0033, Japan 113–0033, Japan, E-mail: tsuchiya@m.u-tokyo.ac.jp, Tel.: +81-3-3812-2111, Fax: +81-3-5802-8619, JP;(2) Institute for Medical Research, Wakunaga Pharmaceutical Co. Ltd., Hiroshima, 739-1105 Japan, JP |