1. Nucleic Acid Center, Institute of Physics, Chemistry and Pharmacy, University of Southern Denmark, Odense, Denmark
2. Pharmaceutical and Drug Industries Research Division, Pharmacognosy Department, National Research Centre, Cairo, Egypt
3. Ecology Department, Desert Research Center, Mathef El-Mataria, Egypt
4. Science Faculty for Girls, Department of Chemistry, Northern Border University-Arar, Arar, Saudi Arabia