1. From the Research Center for Regenerative Medicine, Doshisha University, Kyoto, Japan; the2Department of Ophthalmology, Kyoto Prefectural University of Medicine, Kyoto, Japan; the
2. Research Laboratory, Senju Pharmaceutical Co., Ltd., Kobe, Japan; and the
3. Department of Ophthalmology, Kyoto Prefectural University of Medicine, Kyoto, Japan; the
4. Research Center for Animal Life Science, Shiga University of Medical Science, Ohtsu, Japan.