1. Department
of Chemical and Biological Engineering, Department of Chemistry and
Chemical Biology, and Center for Biotechnology and Interdisciplinary
Studies, Rensselaer Polytechnic Institute, Troy, New York 12180, United States
2. Department
of Biochemistry, Department of Microbiology, College of Medicine, Konyang University, Daejeon, South Korea
3. Microbial Toxin
Research Institute, Medy-Tox Inc., Chungnam, South Korea