Abstract
1 Department of Biological Sciences, Korea Advanced Institute of Science and Technology, 373-1 Guseong-dong, Yuseong-gu, Daejeon 305-701, Republic of Korea
2 Department of Biology and Medicinal Science, Pai Chai University, 14 Yonja-1st Street, Seo-Gu, Daejeon 302-735, Republic of Korea
3 College of Bio and Food Technology, Dalian Polytechnic University, Qinggong-yuan No. 1, Ganjingzi-qu, Dalian 116034, PR China