1. Department of BiochemistryFaculty of MedicineChiang Mai University Chiang Mai Thailand
2. Center for Research and Development of Natural Products for HealthChiang Mai University Chiang Mai Thailand
3. Department of Experimental Pathology and Tumor BiologyNagoya City University Graduate School of Medical Sciences Nagoya Japan
4. Department of Pharmaceutical ChemistryFaculty of Pharmaceutical SciencesPrince of Songkla University Songkhla Thailand
5. Drug Delivery System Excellence CenterPrince of Songkla University Songkhla Thailand