1. Department of Medical Biotechnology, Yeungnam University, Gyeongsan, Korea
2. Department of Medical Biotechnology, Yeungnam University, 280 Daehak-ro, Gyeongsan, Gyeongbuk 712-749, Korea
3. Department of Biochemistry, College of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia
4. King Fahd Medical Research Centre, King Abdulaziz University, P.O. Box 80216, Jeddah 21589, Saudi Arabia
5. Drug Design & Development Section, Translational Gerontology Branch, Intramural Research Program, National, Institute on Aging, National Institutes of Health, Biomedical Research Center, 251 Bayview Boulevard, Baltimore, MD 21224, United States