1. Faculty of Applied Sciences, Ton Duc Thang University, Ho Chi Minh City, Vietnam
2. Department of Biochemistry, Centre for Research and Development (CRD), PRIST Deemed University, Vallam, Thanjavur -613 403, Tamil Nadu, India
3. Institute of Biological Sciences, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia
4. International University of Africa, Khartoum, Sudan