Antimicrobial Activity Evaluation on Silver Doped Hydroxyapatite/Polydimethylsiloxane Composite Layer

Figure 7

SEM photographs of C. albicans biofilm stained with ethidium bromide developed on different substrata at 24 h and 48 h (silicon substrate, silicon substrate previously coated with PDMS, and Ag:HAp nanoparticles on a silicon substrate previously coated with a PDMS layer).