Fig. 6From: Encapsulation of propolis extracted with methylal in the chitosan nanoparticles and its antibacterial and cell cytotoxicity studiesGraphs describing the survival rate of bacteria in biofilm (A), planktonic (B), pre-formed biofilm (C), and pre-formed biofilm planktonic (D) from E. coli biofilms treated with PE, PM, PE-CH, and PM-CH. The bottom graph results in 300 μg/mL concentrationBack to article page