Affiliation: | (1) Division of Biological Sciences, Basic Science Research Institute, Chonbuk National University, Chonju, 561-756, Republic of Korea;(2) Department of Pharmaceutical Engineering, Woosuk University, Wanju, 565-701, Republic of Korea;(3) Division of Life Sciences, Wonkwang University, Iksan, 570-749, Republic of Korea;(4) Present address: College of Life Sciences, Wuhan University, 430072 Wuhan, Hubei, People’s Republic of China |