Table 2.

Recovery of meropenem susceptibility in E. coli MG1655 and UTI89 expressing NDM-1.

Treatment	Meropenem MIC (μg/mL)
	E. coli MG1655	E. coli UTI89
Meropenem alone	64	>64
Meropenem + 100 μM 5	4	≤0.5
Meropenem + 100 μM 7	64	64
Meropenem + 100 μM 8	2	4
Meropenem + 100 μM 13	2	1
Meropenem + 25 μM 9	16	4–8[a]
Meropenem + 50 μM 9	1–4[a]	≤0.5
Meropenem + 100 μM 9	≤0.5	≤0.5
Meropenem + 200 μM 9	≤0.5	≤0.5

^[a]Ranges are given where differences were consistently observed between biological replicates.