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Methicillin-resistant Staphylococcus aureus (MRSA) cultured in isotonic saline solution (negative control), and in isotonic saline solution with 80 µg/mL of graphene oxide (GO), carbon nanofibers (CNFs) or zinc (positive control) at time zero and after 1.5 and 3 h of culture at 37 °C in the dark and under continuous LED irradiation. Error bars represent standard deviation. The ANOVA results are indicated in this plot. * p > 0.05; ** p > 0.01; *** p > 0.001; ns: not significant.
