Antibacterial Effects and Biocompatibility of Titania Nanotubes with Octenidine Dihydrochloride/Poly(lactic-co-glycolic acid)

Figure 5

SEM images of S. aureus incubated for 6 h on the samples: (a) control Ti, (b) OCT/PLGA-TNTs, and (c) TNTs. (d) shows in vitro antibacterial rate profiles of the samples.

(a)

(b)

(c)

(d)