1. Institute of Molecular Biology, Academia Sinica, Nankang, Taipei 115, Taiwan
2. Department of Biotechnology, Southern Taiwan University of Technology, Yung-Kang City, Tainan 710, Taiwan
3. Department of Life Sciences, National Chung Hsing University, Taichung 400, Taiwan
4. Department of Plant Pathology and Microbiology, National Taiwan University, Taipei 106, Taiwan