1. Department of Chemistry, Faculty of Science, Universiti Putra Malaysia, UPM Serdang Selangor, Malaysia
2. Natural Medicines and Product Research Laboratory (NaturMeds), Institute of Bioscience (IBS), Universiti Putra Malaysia, UPM Serdang Selangor, Malaysia
3. Department of Aquaculture, Faculty of Agricultural Sciences, Universiti Putra Malaysia, UPM Serdang Selangor, Malaysia