TILMAN GRUNE, MD, is Full Professor and Director of the Institute of Nutrition at Friedrich Schiller University Jena. His research examines the biological phenomenon of oxidative stress. In particular, his research group has been investigating the oxidative stress response of cells and organisms and the protective influence of antioxidants.

BETUL CATALGOL, MD, is Assistant Professor in the Faculty of Medicine and the Department of Biochemistry at Marmara University. She is coauthor of Proteasome and Neurodegenerative Diseases, Proteasome and Cancer, and Protein Carbonyl Measurement by Enzyme-Linked Immunosorbent Assay.

TOBIAS JUNG, PhD, is a Research Assistant at Friedrich Schiller University Jena. He is coauthor of Structure of the Proteasome.