1. Jangheungun Mushroom Research Institute, Jeonnam 529-851, Korea.
2. Institute of Biomedical Engeneering Research, Wonkwang University, Iksan 570-711, Korea.
3. Institute for Better Living, Wonkwang University, Iksan 570-711, Korea.
4. Department of Food & Nutrition, Institute for Better Living, Wonkwang University, Iksan 570-711, Korea.