1. Department of Pharmacognosy, Faculty of Pharmacy, Cairo University, Kasr El-Aini Street,
Cairo 11562, Egypt
2. Department of Pharmacognosy, College of Pharmacy, Tanta University, Elguish street 31527,
Tanta, Egypt
3. Department of Pharmacognosy, Faculty of Pharmacy, Menoufia University, Gamal Abd El Nasr
st., ShibinElkom 32511, Menoufia, Egypt