Fig. 6
From: Enhanced antibacterial activities of zirconia nanoparticles modified with yttrium oxide and alumina
(A) Quantitative detection of biofilm formation by S. aureus, (B) Biofilm formation reduced after treatment with ZrO2, (C) ZrO2 + Y2O3, (D) ZrO2 + Y2O3 + Al2O3.
