Fig. 4From: Implication of extrinsic and intrinsic apoptotic pathways in the targeted therapy of hepatocellular carcinoma using aptamer-labeled viramidine nanoparticlesAPT-VRM NPs elevate NO through activation of iNOS. A NO and iNOS levels in HepG2 cells. B NO and iNOS levels in Huh-7 cells (n = 3). *; means significant difference (P <0.05) and #; means high significant difference (P <0.01) compared to controlBack to article page