Fibrinogen-Induced Streptococcus mutans Biofilm Formation and Adherence to Endothelial Cells

Figure 4

Scanning electron micrographs of S. mutans biofilms formed on plastic tissue culture coverslips following growth in THB-HK medium (a), 50% bovine plasma (b), THB-HK medium + fibrinogen (0.156 mg mL⁻¹) (c), and THB-HK medium + sucrose (0.25%) (d). Magnification 1000x.

(a)

(b)

(c)

(d)