TABLE 4.

Summary of expression variations for genes associated with antimicrobial susceptibility^a

ORF	Gene name	LB LES400 ↑ vs PAO1	H2O2 LES400 ↑ vs PAO1	LB LES400 ↓ vs PAO1	LB LES431 ↑ vs PAO1	H2O2 LES431 ↑ vs PAO1	LB LES431 ↓ vs PAO1	H2O2 LES431 ↓vs PAO1	LB LES431 ↑ vs 400	H2O2 LES431 ↑ vs 400	LB LES431 ↓ vs 400	H2O2 LES431 ↓ vs 400
PA0424	mexR	18	9.0		7.2	10
PA0425	mexA	3.4				2.6
PA0426	mexB	2.4
PA0427	oprM	3.9									2.9
PA0958	oprD			16			5.0	12
PA2018	mexY	7.9				11
PA2019	mexX	8.0	17		4.1	33
PA2020	mexZ	3.2
PA2493	mexE	16	66		18	295				5.1
PA2494	mexF					57
PA2495	oprN					6.0
PA4110	ampC	12	46		137	178			11	4.0
PA4205	mexG				45	8.7			5.9
PA4206	mexH				11	6.7			9.2
PA4207	mexI				15	8.4			6.2	4.9
PA4208	opmD				4.3	8.0			5.5
PA4599	mexC	28	10								32	43
PA4776	pmrA	6.7									6.6
PA4777	pmrB	9.2

^aArrows indicate isolates in which the gene is up-or down-regulated. LB or H₂O₂ indicate the two growth conditions used in this study. Values represent the average change in gene expression from replicate experiments.