Analysis of C. albicans sur7 Δ biofilm formation. (A) Biofilm mass was assayed by staining the biofilm formed with Crystal Violet . Data analyzed consisted of 14 replicates and statistical significance was determined by ANOVA (p-value < 0.0001), indicated on the figure with an asterisk (*). (B) The structure and morphology of the biofilm formed by the sur7 Δ null mutant strain and wild-type strain DAY185 was examined by scanning electron microscopy. Size bars indicate 20 μm.