1. Faculty of Medicine Department of Biochemistry Khon Kaen University Khon Kaen Thailand
2. Cholangiocarcinoma Research Institute Khon Kaen University Khon Kaen Thailand
3. Department of Medical Cell Biology Institute of Molecular Embryology and Genetics Kumamoto University Kumamoto Japan
4. National Center for Genetic Engineering and Biotechnology (BIOTEC) Pathum Thani Thailand
5. Faculty of Medicine Department of Forensic Medicine Khon Kaen University Khon Kaen Thailand