Fig. 1From: Nanoparticles induce genetic, biochemical, and ultrastructure variations in Salvadora persica callusActivity of SOD isoforms in 45 days old Salvadora persica callus treated with Fe3O4, SiO2, or ZnO nanoparticles and the control. The SOD activity was represented as relative band intensities of Cu/ZnSODI and Cu/ZnSODIIBack to article page