1. DIFILAB, Department of Physics University of Genoa Genoa Italy
2. Nanoscopy, CHT Erzelli Istituto Italiano di Tecnologia Genoa Italy
3. Department of Infectious Diseases, Institute of Biomedicine University of Gothenburg Gothenburg Sweden
4. Region Västra Götaland, Department of Clinical Microbiology Sahlgrenska University Hospital Gothenburg Sweden
5. Department of Medical Biochemistry and Cell Biology, Institute of Biomedicine Sahlgrenska Academy, University of Gothenburg Gothenburg Sweden