- Received June 2, 2011, and in revised form July 7, 2011.
- Accepted for publication July 27, 2011.
- Funding: This research has not received financial support.
- Reprints: Nadia M. Hamdy, PhD, Lecturer of Biochemistry, Faculty of Pharmacy, Ain Shams University, Abassia, 11566, Cairo, Egypt. E-mail: .
- First published December 15, 2015.
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