1. Department of Ophthalmology, Graduate School of Medical Sciences, Kyushu University, Fukuoka 812-8582, Japan.
2. Division of Pathophysiological and Experimental Pathology, Department of Pathology, Graduate School of Medical Sciences, Kyushu University, Fukuoka 812-8582, Japan.
3. Department of Gene Therapy, Chiba University Graduate School of Medicine, Chiba 260-8670, Japan.
4. DNAVEC, Tsukuba City, Ibaraki 305-0856, Japan.