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SEM images of MDR E. coli and MDR S. aureus. Bacterial culture treated with AP-CdSe NPs (40 µg/mL). Bacterial culture treated with AP solution (40 µg/mL) and CdSe NPs solution (40 µg/mL) were used as control groups. The PBS-treated group was used as blank group. Green squares indicated the enlarged regions.
