Abstract
1 Laboratory of Microbial Genetics, School of Life Sciences and Biotechnology, Korea University, Seoul 136-701, Republic of Korea
2 Institute of Biotechnology, School of Life Sciences and Biotechnology, Korea University, Seoul 136-701, Republic of Korea
3 Department of Microbiology and Immunology, Chosun University School of Dentistry, Gwang ju 501-759, Republic of Korea
4 Department of Biological Science, Hanseo University, Seosan 356-706, Republic of Korea
5 Department of Microbiology, Hannam University, DaeJeon 300-791, Republic of Korea