1. From the Division of Clinical Gene Therapy (M.K.O., H.S., F.N., H.K., M.S., T.M., R.M.), Department of Geriatric Medicine (M.K.O., H.S., F.N., H.K., H.R.), and Department of Gene Therapy Science (H.N.), Graduate School of Medicine, Osaka University; and Department of Advanced Clinical Science and Therapeutics (N.K.), The University of Tokyo, Japan.