Fig. 6From: Antitumoral potency of methanolic extract from Nitraria retusa leaves via its immunomodulatory effectEffect of methanol extract from N. retusa on cytotoxic T-lymphocyte (CTL) activity in vivo. All data shown are mean (±SD) % killing activity, and are representative of two independent experiments (n = 10 mice per group/time point). *P < 0.05 significantly different from that of the control mice (NC). (b) P < 0.01 significantly different from that of mice with melanoma (PC)Back to article page