1. Central Laboratory for Advanced Diagnosis and Biomedical Research
2. Department of Biomedicine, Neuroscience and Advanced Diagnostics, and
3. Department of Sciences for Health Promotion and Mother-Child Care “G. D’Alessandro,” University of Palermo, Palermo, Italy
4. Institute of Microbiology, Catholic University of the Sacred Heart, Rome, Italy
5. Foundation Policlinico Universitario Gemelli, Institute for Scientific-based Care and Research (IRCCS) Rome, Italy
6. AIDS Immunopathogenesis Unit, San Raffaele Scientific Institute, Milano, Italy
7. Vita-Salute San Raffaele University School of Medicine, Milano, Italy; and
8. Department of Microbiology and Immunology, The University of Melbourne at The Peter Doherty Institute for Infection and Immunity, Melbourne, Victoria, Australia