1. Center for Biomaterials, Korea Institute of Science and Technology (KIST), Seoul 02792, Republic of Korea
2. Division of Bio-Medical Science and Technology, KIST School, University of Science and Technology (UST), Seoul 02792, Republic of Korea
3. Department of Ophthalmology, Dongguk University Ilsan Hospital, Goyang 10326, Republic of Korea
4. Biotechnology Research Institute, Mgenplus Co., Ltd., Seoul 06688, Republic of Korea