1. Institute of Anatomy IIUniversity Hospital Jena Teichgraben 7 DE-07743 Jena Germany
2. Biomolecular Photonics GroupUniversity Hospital Jena Nonnenplan 2–4 DE-07743 Jena Germany
3. Friedrich-Schiller-University Jena, Institute of Organic and Macromolecular Chemistry Humboldtstraße 10 DE-07743 Jena Germany