1. Laboratory of Animal Management, School of Agricultural Science, Nagoya University, Nagoya, Japan.
2. Department of Anatomy, College of Medicine and Human Genetics, Korea University, Seoul, Korea.
3. Section of Brain Structure, Center for Brain Experiment, National Institute for Physiological Sciences, Okazaki, Japan.
4. Department of Information Physiology, National Institute for Physiological Sciences, Okazaki, Japan.
5. Genetic Resource Center, Korea Research Institute of Bioscience and Biotechnology, KRIBB, Daejon, Korea.