1. Program for Bio-Microsystem Technology, 1, 5-ka, Anam-dong, Seongbuk-Gu, Seoul 136-701,
Korea
2. Department of Biotechnology
and Bioinformatics, Korea University, 2511
Sejong-ro, Sejong 339-700, Korea
3. Department of Electronics and
Information Engineering, Korea University, Jochiwon, Chungnam 339-700, Korea