Institution: | From the ‡Department of Cell Biology, Graduate School of Medical Sciences, Nagoya City University, 1 Kawasumi, Mizuho-cho, Mizuho-ku, Nagoya 467-8601, Japan and ;§Development Genetics Group, RIKEN Center for Integrative Medical Sciences (IMS), 1-7-22 Suehiuro-cho, Tsurumi, Yokohama, Kanagawa 230-0045, Japan |