Centaurium erythrea (Gentianaceae) leaf extract alleviates streptozotocin-induced oxidative stress and β-cell damage in rat pancreas - Sefi, M; Fetoui, H; Lachkar, N; Tahraoui, A; Lyoussi, B; Boudawara, T; Zeghal, N (J Ethnopharmacol, 2011)