Fig. 12From: Multienzymes activity of metals and metal oxide nanomaterials: applications from biotechnology to medicine and environmental engineeringa Formation of CP Nanodots for H2O2 Self-Supplying CDT, b Fluorescence images of DCFH-DA-stained U87MG cancer cells after exposure to different concentrations of CP nanodots for 4 h. The scale bar represents 50 μmBack to article page