Affiliation: | 1.Department of Anatomy, Yong Loo Lin School of Medicine,National University of Singapore,Singapore,Singapore;2.Department of Biochemistry,University of Missouri,Columbia,USA;3.Department of Pharmacology, University of Minnesota School of Medicine, Geriatric Research, Education and Clinical Center,VA Medical Center,Minneapolis,USA;4.Institute of Biomedical Sciences,Academia Sinica,Taipei,Taiwan, ROC |