1. Dept. of Food Bioscience and Technology, College of Life Sciences and Biotechnology; Korea Univ.; Seoul 02841 Republic of Korea
2. Dept. of Biotechnology, College of Life Sciences and Biotechnology; Korea Univ.; Seoul 02841 Republic of Korea
3. Inst. of Life Science and Natural Resources; Korea Univ.; Seoul 02841 Republic of Korea
4. Dept. of Agricultural Biotechnology, Ctr. for Food and Bioconvergence, and Research Inst. of Agriculture and Life Sciences; Seoul National University; Seoul 08826 Korea