Figure 3

SEM images showing the morphological changes in E. coli UTI89 biofilm treated with cell-free supernatant (CFS) derived from select Lactobacillus strains. (A) Untreated E. coli UTI89 biofilm (B) E. coli UTI89 biofilm treated with L. jensenii CFS (C) E. coli UTI89 biofilm treated with L. crispatus CFS (D) E. coli UTI89 biofilm treated with L. fermentum NANDAN CFS.