1. Université Côte d'Azur, INSERM U1065, C3M Nice France
2. IUF‐Leibniz Research Institute for Environmental Medicine Düsseldorf Germany
3. Common Centre of Applied Microscopy (CCMA) Université Côte d'Azur Nice France
4. Department of Dermatology University Hospital Münster Münster Germany
5. Medical Faculty Heinrich‐Heine‐University Düsseldorf Germany
6. Department of Dermatology Université Côte d'Azur, CHU Nice Nice France