1. Department of Biochemistry, Life Science Faculty; Universiti Kebangsaan Malaysia; Bangi Selangor, Malaysia
2. Department of Biochemistry and Microbiology Science Faculty; Universiti Pertanian Malaysia; Serdang Selangor, Malaysia
3. Faculty of Science and Natural Resources; Universiti Kebangsaan Malaysia Sabah Campus; Kota Kinabalu Sabah, Malaysia