From the Department of Neurological Therapeutics (T.F., N.I.), Neurological Institute, Graduate School of Medical Sciences, Kyushu University, Higashi-ku, Fukuoka; Department of Neurology (R.Y., Y.M., K.I., Y.H., T.M., J.K.), Neurological Institute, Graduate School of Medical Sciences, Kyushu University, Higashi-ku, Fukuoka; Translational Neuroscience Center (J.K.), Graduate School of Medicine, and School of Pharmacy at Fukuoka, International University of Health and Welfare, Ookawa, Fukuoka; and Department of Neurology (J.K.), Brain and Nerve Center, Fukuoka Central Hospital, International University of Health and Welfare, Chuou-ku, Japan.