[1] Univ Catania, Dept Physiol Sci, I-95124 Catania, Italy
[2] Nathan S Kline Inst Psychiat Res, Dementia Res Ctr, Orangeburg, NY USA
[3] NYU, Sch Med, Dept Psychiat, New York, NY 10003 USA
[4] NYU, Sch Med, Dept Physiol, New York, NY 10003 USA
[5] NYU, Sch Med, Dept Neurosci, New York, NY 10003 USA
[6] Columbia Univ, Taub Inst Res Alzheimers Dis & Aging Brain, Dept Pathol, New York, NY USA