1. Department of Pharmacognosy, Faculty of Pharmacy, Beni-Suef University, Beni-Suef, Egypt;
2. UIC/NIH Center for Botanical Dietary Supplements Research, Chicago, IL, USA;
3. Department of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, IL, USA;
4. Physical Sciences Department, Rosary College of Arts and Sciences, Dominican University, River Forest, IL, USA