1. Department of Infectious, Parasitic and Immune-Mediated Diseases; Istituto Superiore di Sanità; Rome Italy
2. Department of Biology and Biotechnology “Charles Darwin”; University of Rome “La Sapienza”; Rome Italy
3. Institute for Environmental Protection and Research; Ozzano Emilia (BO); Bologna Italy
4. Istituto Zooprofilattico Sperimentale della Lombardia e dell'Emilia Romagna; Brescia Italy
5. San Raffaele Scientific Institute; Milano Italy
6. Department of Pathobiological Sciences; School of Veterinary Medicine; University of Wisconsin-Madison; Madison WI USA
7. Division of Virology; Department of Microbiology and Immunology; International Research Center for Infectious Diseases; Institute of Medical Science; University of Tokyo; Tokyo Japan
8. Infection-Induced Host Responses Project; Exploratory Research for Advanced Technology; Saitama Japan