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Live and dead fluorescence staining of Staphylococcus epidermidis at the surface interface (z=0–3 μm) on AuNP (A) and Au (B) surfaces after 24 hours of static incubation in Roswell Park Memorial Institute medium, as analyzed by CLSM.
Note: Green indicates live cells; red indicates dead cells.
Abbreviations: Au, smooth gold surface; AuNP, nanostructured gold surface; CLSM, confocal laser scanning microscopy.
