1. Friedrich Schiller University, Biological and Pharmaceutical Faculty; Institute of Nutrition and Abbe Centre of Photonics; Dornburger Str. 25 07743 Jena Germany
2. Jena Bioscience GmbH; Loebstedter Str. 80 07749 Jena Germany
3. Leibniz Institute for Age Research - Fritz Lipmann Institute; Beutenbergstr. 11 07745 Jena Germany
4. Friedrich Schiller University, Biological and Pharmaceutical Faculty; Institute of Biochemistry and Biophysics; Dornburger Str. 25 07743 Jena Germany