Fig. 4From: Antibacterial potential associated with drug-delivery built TiO2 nanotubes in biomedical implantsSchematics showing how coated TNTs may present stabilized drugs in their tubes and how some materials are applied to these coatings (a), reprinted with permission from Elsevier, (Oliveira et al. 2017). Scheme showing how the release of drugs influences the behavior of bacteria (b), reprinted with permission from Elsevier, (Ionita et al. 2017)Back to article page