1. Chemistry of Natural Compounds Department, National Research Centre Pharmaceutical and Drug Industries Research Institute Cairo Egypt
2. Pharmacology and Toxicology Department, Faculty of Pharmacy Modern University for Technology and Information Cairo Egypt
3. Pharmaceutical Chemistry Department, Faculty of Pharmacy Modern University for Technology and Information Cairo Egypt
4. Cytology and Histology Department, Faculty of Veterinary Medicine Cairo University Cairo Egypt
5. Biochemistry Department, Faculty of Pharmacy Modern University for Technology and Information Cairo Egypt
6. Department of Pharmacology, Edward Via College of Osteopathic Medicine University of Louisiana Monroe Michigan USA
7. Department of Pharmaceutical Sciences, Irma Lerma Rangel College of Pharmacy Texas A&M University College Station Texas United States