Figure 3From: Indole is an inter-species biofilm signal mediated by SdiABiofilm formation in LB glu at 24 h in flow cells (A) with wild-type K-12 BW25113, (B) with wild-type K-12 BW25113 with 500 μM indole, and (C) with K-12 BW25113 trpE. Scale bar is 5 μm.Back to article page