1. From the Myo-Care Neuromuscular Center (R.E.S.), Myo-Care National Foundation, Cairo; School of Medicine (R.E.S.), New Giza University, Cairo, Egypt; Department of Neuromuscular Research (Y.S., S.N., I.N.), National Institute of Neuroscience, National Center of Neurology and Psychiatry, Tokyo; and Department of Anatomy and Developmental Biology (T.A.), Graduate School of Medicine and Faculty of Medicine, The University of Kyoto, Japan.