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In vitro relative viabilities of A549 cells incubated with nanomaterial based on a tri-malonate derivative of fullerene (C70), with chlorin e6 as a photosensitizer and 1,10-diamino-4,7-dioxadecane (OEG2) as a linker at different concentrations, with 660 nm (20 mW/cm2 for 10 min) laser irradiation (red) or in the dark (black).
