1. School of Pharmaceutical Sciences, Universiti Sains Malaysia, USM, Penang, 11800, Malaysia
2. Phytochemistry
Unit, Herbal Medicine Research Institute, Institute for Medical Research, National Institutes of Health, Shah Alam,
40170, Malaysia
3. Laboratory of Natural Medicines and Products (NaturMeds), Institute of Bioscience, Universiti Putra
Malaysia, Serdang, 43400, Malaysia
4. Centre for Drug Research, Universiti Sains Malaysia, USM, 11800, Penang,
Malaysia
5. Food Technology Division, School of Industrial Technology, Universiti Sains Malaysia, USM, Penang,
11800, Malaysia