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Percentages of cells displaying dichlorofluorescein (DCF) fluorescence after (a) no treatment or (b–i) treatment with various agents: (b) H2O2; (c) DOX; (d) 5-FU; (e) GL-DOX; (f) SA-5-FU; (g) SA-5-FU-GL-DOX; (h) SA-rGO-5-FU and (i) SA-5-FU-rGO-GL-DOX.
