1. Division
of Biotechnology, Advanced Institute of Environmental and Bioscience,
College of Environmental and Bioresource Sciences, Chonbuk National University, Iksan 570-752, Republic of Korea
2. Analytical
Research Division, Korea Basic Science Institute, Jeonju, Jeollabuk-do 54907, Republic of Korea
3. Mineral
Resources Research Division, Korea Institute of Geoscience and Mineral Resources, Daejeon, 34132, Republic of Korea