| Martina Kluth | From the Institute of Pathology (Dum, University Medical Center Hamburg-Eppendorf |
| Claudia Hube-Magg | From the Institute of Pathology (Dum, University Medical Center Hamburg-Eppendorf |
| Guido Sauter | From the Institute of Pathology (Dum, University Medical Center Hamburg-Eppendorf |
| Ronald Simon | From the Institute of Pathology (Dum, University Medical Center Hamburg-Eppendorf |