Resting leukocyte telomerase activity is elevated in major depression and predicts treatment response. - Wolkowitz, O M; Mellon, S H; Epel, E S; Lin, J; Reus, V I; Rosser, R; Burke, H; Compagnone, M; Nelson, J C; Dhabhar, F S; Blackburn, E H (Molecular Psychiatry, 2012)