1. Institute of Pharmacy, Freie Universität Berlin, Königin-Luise Straße 2–4, 14195 Berlin, Germany
2. Department of Pharmacology, Pharmacy and Pharmaceutical Technology, I+D Farma group (GI-1645), Faculty of Pharmacy, Instituto de Materiales (iMATUS) and Health Research Institute of Santiago de Compostela (IDIS), Universidade de Santiago de Compostela, Campus Vida s/n, 15782 Santiago de Compostela, Spain
3. Division Biophotonics, Federal Institute for Materials Research and Testing (BAM), Richard-Willstaetter Str. 11, 12489 Berlin, Germany