1Department of Neuropsychiatry, Faculty of Medicine, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, Japan
2National Saigata Hospital; Niigata, Japan
3Department of Psychiatry, National Center Hospital for Mental, Nervous, and Muscular Disorders, National Center of Neurology and Psychiatry, Tokyo, Japan
4Department of Laboratory Medicine, National Center Hospital for Mental, Nervous and Muscular Disorders, National Center of Neurology and Psychiatry, Tokyo, Japan
5Division of Ultrastructural Research; National Institute of Neuroscience; National Center of Neurology and Psychiatry; Tokyo, Japan
6Division of Cortical Function Disorder, National Institute of Neuroscience, National Center of Neurology and Psychiatry, Tokyo, Japan