Figure 2From: Impact of the exopolysaccharide layer on biofilms, adhesion and resistance to stress in Lactobacillus johnsonii FI9785 Influence of EPS on biofilm formation. A crystal violet staining assay was conducted for wild type and mutants grown with sucrose (dark grey) or glucose (light grey). Results are the mean of triplicate experiments with six replicates per experiment +/− standard deviation; *, p < 0.05, **, p < 0.01.Back to article page