Dr Zeinab was graduated in 1993, B. Pharm. Science, Excellent, Faculty of Pharmacy, Cairo University, Egypt. In 2000 she earned M. Pharm. Science, Pharmacognosy and Phytochemistry, Faculty of Pharmacy, Cairo University, Egypt. entitled as "Pharmacognostical study of certain Eriobotrya species growing in Egypt". In 2006, she attained Ph.D. Pharm. Science, Pharmacognosy and Phytochemistry, Faculty of Pharmacy, Cairo University, Egypt. at the period1993-2000 she worked as Instructor of pharmacognosy and phytochemistryand at 2000-2006, as assistant lecturer of pharmacognosy and phytochemistry. In 2006 till now she is assistant professor of pharmacognosy and phytochemistry.