Figure 1From: Biofilm formation as a novel phenotypic feature of adherent-invasive Escherichia coli(AIEC)Mean specific biofilm formation (SBF) index of AIEC and mucosa-associated non-AIEC strains. The mean SBF index was higher for AIEC than for non-AIEC strains, as corroborated by one-way ANOVA (P = 0.012).Back to article page