Fig. 6From: Inner structure- and surface-controlled hollow MnO nanocubes for high sensitive MR imaging contrast effectCell viability of SNU-484 cells incubated with a MnOEn (blue), b MnOEnHo (red), c MnOEx (green) and d MnOExHo (yellow) at various concentrations for 24 h at 37 °CBack to article page