From the Department of Central Laboratory, Eye Hospital (B.Y., J.-Y.L., J.Y., X.-M.L., X.-Q.W., Y.-J.L., Z.-F.T., Y.-C.S., Q.J.), Department of Ophthalmology, The Fourth School of Clinical Medicine (B.Y., J.Y., Q.J.), and Department of Pathophysiology, School of Basic Medical Sciences (Q.C.), Nanjing Medical University, Nanjing, China.(2015-03-27時点)