1. Division of Experimental Pathology, Institute of Pathology, University of Bern, 3008 Bern, Switzerland.
2. Department of Oncology, Microbiology and Immunology, University of Fribourg, 1700 Fribourg, Switzerland.
3. Interfaculty Bioinformatics Unit and Swiss Institute of Bioinformatics, University of Bern, 3012 Bern, Switzerland.
4. Division of Immunology, Transplantation and Infectious Diseases, IRCCS San Raffaele Scientific Institute, Milan, Italy.
5. Vita-Salute San Raffaele University, Milan, Italy.
6. Experimental Imaging Center, IRCCS San Raffaele Scientific Institute, Milan, Italy.