[1] Univ Naples 2, Div Pharmacol L Donatelli, Dept Expt Med, I-80138 Naples, Italy
[2] Ctr Autism, I-80138 Naples, Italy
[3] Univ Naples 2, Dept Internal & Expt Med Magrassi Lanzara, I-80138 Naples, Italy
[4] Univ Maryland, Sch Med, Ctr Celiac Res, Baltimore, MD 21201 USA
[5] Univ Maryland, Sch Med, Mucosal Biol Res Ctr, Baltimore, MD 21201 USA
[6] Univ Naples 2, Div Biotechnol & Mol Biol A Cascino, Dept Expt Med, I-80138 Naples, Italy
[7] Biomed Ctr Autism Res & Treatment, I-70122 Bari, Italy