1. Laboratory of Neuroscience, Graduate School of Pharmaceutical Sciences, Hokkaido University, Sapporo 060-0812, Japan
2. Department of Psychiatry, Yale University School of Medicine, New Haven, CT 06508
3. Human Interface Laboratory, Department of Advanced Information Technology, Faculty of Information Sciences and Electrical Engineering, Kyushu University, Fukuoka 819-0395, Japan
4. Laboratory for Cell Polarity Regulation, RIKEN Quantitative Biology Center, Suita 565-0874, Japan
5. Howard Hughes Medical Institute and Program in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA 01605
6. Department of Molecular Neurobiology, Faculty of Medicine, Kagawa University, Miki-cho 761-0793, Japan
7. Laboratory of Molecular Cell Dynamics, Faculty of Advanced Life Science, Hokkaido University, Sapporo 001-0021, Japan