1Department of Biology, Faculty of Science, Chiang Mai University, Chiang Mai 50200, Thailand
2Biology Program, School of Science, University of Phayao, Muang, Phayao 56000, Thailand
3Department of Biology, Faculty of Science, Srinakharinwirot University, Bangkok 10110, Thailand
4Biotechnology Unit, Biology Department, Science Faculty, Phayao University, Phayao 56000, Thailand JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/