Figure 6From: Gold nanoparticles as efficient antimicrobial agents for Escherichia coli and Salmonella typhi Evolution as time went on of number of Salmonella typhi colonies formed by cells survived in culture media in the presence of H-C (−o-), Au-C (−●-), H-M (−∆–), Au-M (−▲–), H-Y (−◊-) and Au-Y (−♦-). Back to article page