Figure 7.
Antimicrobial activity of the CPH-loaded composite films against E. coli: (a) CP0D, (b) CP1D, (c) CP2D, (d) CP3D, (e) CP4D, (f) ZOI diameter (mean ± standard deviation); B. cereus; (g) CP0D, (h) CP1D, (i) CP2D, (j) CP3D, (k) CP4D, and (l) ZOI diameter (mean ± standard deviation). The symbol * denotes the significant differences at p < 0.05 level.