Table 1.

Summary of biofilm‐amoeba interaction and virulence phenotypes.

Phenotypes	JR32	ΔlvbR	ΔlqsR	ΔlqsA	ΔflaA	ΔicmT
Biofilm architecture a	p	m	p	p	p	p
Amoeba migration	++	+	+	++	+	+
Cluster formation	++	+	−	++	−	++
Bacterial virulence	++	+	+	++	+	−

^a Abbreviations: p, ‘patchy’; m, ‘mat’‐like.