Figure 4.

Thin pellicles of B. cereus containing TasA bind the amyloid dye Congo Red. Biofilms of B. cereus were grown in 4.5 cm diameter plates containing TY supplemented with a solution of Congo Red (20 μ g/mL) and Coomassie Brilliant Blue G (10 μ g/mL) for 5 days at 30°C. Top view pictures of pellicles after removing the spending medium.