Fig. 1From: Copper and nanostructured anatase rutile and carbon coatings induce adaptive antibiotic resistanceResponse of E. coli to various concentrations (µg/ml) of kanamycin after exposure to stainless steel and NsARC (A) under visible light (B) in the dark. Error bars are standard error of means (SEM). Asterisks indicate P values. *P < 0.05; **P < 0.01; ***P < 0.001; NS not significantBack to article page