The Effectiveness of Poly-(4-vinyl-N-hexylpyridiniumbromide) as an Antibacterial Implant Coating: An In Vitro Study

Figure 11

Quantification of bacterial adhesion (Streptococcus sanguinis) on glass coated with nonhexylated polymer (A), glass coated with hexylated polymer (B), glass coated with hexylated polymer and spin coated with amorphous silicon dioxide (C1 = middle; C2 = border), glass coated with hexylated polymer and spin coated with nanoporous silicon dioxide (D), and untreated glass (E); significant differences (𝑃≤0.05) found between all surface modifications and untreated glass (Scheffé test).