Figure 4From: Antimicrobial activity of novel nanostructured Cu-SiO2 coatings prepared by chemical vapour deposition against hospital related pathogens Antimicrobial activity of CuO-SiO 2 coating against Gram-negative pathogens. (a) ●, ESBL+ Acinetobacter baumannii test; ◯, A.baumannii control; ▼Stenotrophomonas maltophilia test; ▽, S.maltophilia control. (b)●, KPC+ Klebsiella pneumoniae test; ◯, K. pneumoniae control. Coating 1.Back to article page