1. Department of Chemical and Biomolecular
Engineering, Yonsei University, 50 Yonsei-ro,
Seodaemun-gu, Seoul 120-749, Republic of Korea
2. Department of Biotechnology, The Catholic University of Korea, 43 Jibong-ro, Wonmi-gu,
Bucheon-si, Gyeonggi-do 420-743, Republic of Korea