Figure 5:
Interspecies inhibition assay between S. mutans and S. anginosus. S. mutans SMCC3 (ΔcomC) was treated with (A) 15 nM 18-CSP, (B) 100 μM P32, (C) 15 nM 18-CSP + 100 μM P32, or (D) DMSO and tested for its ability to inhibit the growth of S. anginosus ATCC 33397.