FIG 4 .

Venn diagrams showing unique and shared molecular masses produced at different growth stages of in vitro biofilms (Bio) and 14 of the total 27 studied bacterial isolates. Abbreviations: An, Actinomyces naeslundii; Fn, Fusobacterium nucleatum; Lf, Lactobacillus fermentum; Pg, Porphyromonas gingivalis; Sg, S. gordonii; Si, S. infantis; Sm, S. mitis; Smu, S. mutans; So, S. oralis; Spa, S. parasanguinis; Spn, S. pneumoniae; Ssal, S. salivarius SHI-3; Va6, Veillonella sp. strain 6127; and Vp, Veillonella parvula. See Fig. S1 for detailed strain abbreviations. Number of parent masses are reported for time points 5, 24, 48 or 52, and 72 h.