1. Department of Animal Science, National Chung Hsing University, Taichung 402, Taiwan, ROC
2. School of Optometry, Chung Shan Medical University, Taichung 402, Taiwan, ROC
3. Department of Ophthalmology, Chung Shan Medical University Hospital, Taichung 402, Taiwan, ROC
4. Institute of Biomedical Sciences, National Chung Hsing University, Taichung 402, Taiwan, ROC
5. Graduate Institute of Basic Medical Science, China Medical University, Taichung 40402, Taiwan, ROC
6. Core Laboratory for Stem Cells, Medical Research Department, China Medical University Hospital, Taichung 40447, Taiwan, ROC
7. Agriculture Biotechnology Center, National Chung Hsing University, Taichung 402, Taiwan, ROC
8. Department of Biomedical Informatics, College of Computer Science, Asia University, Taichung, Taiwan, ROC