1. Botany and Microbiology Department, Faculty of Science, Al-Azhar University, Assiut 71524, Egypt
2. Department of Chemistry, Faculty of Science, Al-Azhar University, Assiut 71524, Egypt
3. Botany and Microbiology Department, Faculty of Science, Al-Azhar University, Cairo, Egypt
4. Department of Chemistry, Faculty of Science, King Khalid University, P.O. Box 9004, Abha 61413, Saudi Arabia