Prof. Dr. Seung-Rock Lee is a Professor at the Department of Biochemistry, Chonnam National University Medical School in Gwangju, the Republic of Korea. His research interest is to understand redox homeostasis and human diseases and his main projects are about the redox regulation of PTEN and PTPs in cell signaling and diseases, the enzyme activity and function of the selenoproteins mTrxR and Sel O, and natural redox compounds such as ascorbic acid glycosides.