1. Biotechnology Department, Africa City of Technology, Khartoum, Sudan
2. Chemistry Department, Faculty of Science, Sudan University of Science and Technology, Khartoum, Sudan
3. Pharmaceutical Microbiology Department, Faculty of Pharmacy, Al-Neelain University, Khartoum, Sudan
4. Chemistry Department, Faculty of Science and Technology, Al-Neelain University, Khartoum, Sudan