Table 2.

E. coli and Salmonella mutant strains

Salmonella enterica Serovar Enteritidis
Mutant	Characteristics	Source or reference
ΔcyoA	SE2472 ΔcyoA::kan	This study
ΔcyoB	SE2472 ΔcyoB::kan	This study
ΔcyoCD	SE2472 ΔcyoCD::kan	This study
E. coli (from Coli Genetic Stock center)
Strain/mutant	Strain number	Source or reference
BW25113 (wild type)	CGSC#: 7636	[19]
∆appC	JW0960-1	[19]
∆cydB	JW0723-2	[19]
∆cyoA	JW0422-1	[19]
∆cyoC	JW0420-1	[19]
∆cyoD	JW0419-1	[19]