1. Department of Pharmacognosy, Faculty of Pharmacy, University of Gezira, Wad Madani, Gezira State, Sudan
2. The Engineering Research Center of Peptide Drug Discovery and Development, China Pharmaceutical University, Nanjing, Jiangsu, P.R. China
3. Department of Pharmaceutical Chemistry, Faculty of Pharmacy, University of Gezira, Wad Madani, Gezira State, Sudan
4. Department of Pharmaceutics, Faculty of Pharmacy, University of Gezira, Wad Madani, Gezira State, Sudan
5. Medicinal and Aromatic Plant Research Center, Faculty of Pharmacy, Gezira University, Wad Madani, Gezira State, Sudan