[1] Univ Milan, Inst Microbiol, I-20122 Milan, Italy
[2] Catania Univ, Neurol Inst, Catania, Italy
[3] Catania Univ, Inst Microbiol, Catania, Italy
[4] IRCCS Policlin, Milan, Italy
[5] Natl Univ Hosp, RHIMA Ctr Rigshosp, Inst Inflammat Res, Copenhagen, Denmark
[6] Catania Univ, Inst Internal Med Endocrinol & Metab, Catania, Italy