1. ; Applied and Engineering Chemistry Division; Korea Research Institute of Chemical Technology; Yuseong-gu Daejeon 305-600 Korea
2. Biotech BU; Doosan Corporation; Seongbog-dong Yongin Gyeonggi 449-795 Korea
3. ; Department of Biological Sciences; Korea Advanced Institute of Science and Technology; Guseong-dong, Yuseong-gu Daejeon 305-701 Korea