1. Institute of PharmacologyUniversity of Bern Bern Switzerland
2. Department of Dermatology, InselspitalBern University Hospital, University of Bern Bern Switzerland
3. Institute of Virology and Immunology Mittelhäusern Switzerland
4. Department of Infectious Diseases and Pathology, Vetsuisse FacultyUniversity of Bern Bern Switzerland
5. Department of Clinical Immunology and AllergologySechenov University Moscow Russia