1. Department of Ophthalmology, School of Medicine, Keio University, Shinjuku-ku, Tokyo, Japan
2. Laboratory of Photobiology, School of Medicine, Keio University, Shinjuku-ku, Tokyo, Japan
3. Section of Viral Vector Development, Center for Genetic Analysis of Behavior, National Institute for Physiological Sciences, National Institutes of Natural Sciences, Okazaki, Aichi, Japan