1. Department of Bioengineering and Biotechnology, College of Engineering, Chonnam National University, Gwangju 61186, Republic of Korea
2. Interdisciplinary Program of Bioenergy and Biomaterials Graduate School (BK21 Plus Program), College of Engineering, Chonnam National University, Gwangju 61186, Republic of Korea
3. Department of Optometry, College of Energy and Biotechnology, Seoul National University of Science and Technology, Seoul 01811, Republic of Korea