1. From the Neuroapoptosis Laboratory (X.W., B.E.F., Y.Z., A.C.S., S.Z., R.M.F.), Department of Neurosurgery, Brigham and Women’s Hospital, Harvard Medical School, Boston, Mass; Department of Neurosurgery (I.G.S., A.L.D., B.S.K.), Brigham and Women’s Hospital, Harvard Medical School, Boston, Mass.