1. Department of Chemical and Biological Engineering; Korea University, Sungbuk-Gu; Seoul; 136-713; South Korea
2. School of Interdisciplinary Bioscience and Bioengineering; Pohang University of Science and Technology, Pohang; Gyeongbuk; South Korea
3. Department of Chemical Engineering; Pohang University of Science and Technology, Pohang; Gyeongbuk; South Korea