1. Department of Cancer Biology National Cancer Institute; Cairo University; Kasr Al Eini Street, Fom El Khalig 11796- Cairo Egypt
2. Department of Medical Oncology; National Cancer Institute; Cairo University; Cairo Egypt
3. Department of Pharmacognosy; Faculty of Pharmacy; Ain Shams University; Abbaseyya 1156- Cairo Egypt
4. Medical Research Department; National Institute of Occupational Safety and Health; 156 - EL Hegas Street Cairo- 11351 Egypt