1. Department of Applied Chemistry, Kyungpook National University, Daegu 702‐701, Korea
2. Department of Biology, Kyungpook National University, Daegu 702‐701, Korea, http://www.knubio.com/
3. Current address: The Athinoula A, Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Harvard Medical School, 149 Thirteenth St, Suite 2301, Charlestown, MA 02129, USA
4. Department of Medical & Biological Engineering, Kyungpook National University, Daegu 702‐701, Korea, http://www‐2.knu.ac.kr/~mbe/
5. Cheil Eye Hospital, Cheil Eye Research Institute, 803‐2 Sinam‐1 dong, Dong‐gu, Daegu 701‐820, Korea
6. Department of Chemistry, Kyungpook National University, Daegu 702‐701, Korea
7. Daejeon Daeshin High School, 98, Oryang 1‐gil, Seo‐gu, Daejeon 302‐840, Korea
8. Department of Radiology and Molecular Medicine, Kyungpook National University, Daegu 702‐701, Korea, http://med.knu.ac.kr/
9. Institute of Biomedical Engineering Research, Medical School, Kyungpook National University, University Rd. 80, Bukgu, Daegu 702‐701, Korea, http://bmr.knu.ac.kr/