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. 2022 Dec 8;78(2):373–379. doi: 10.1093/jac/dkac398

Table 3.

Viability of test strains in low inoculum growth experiments with sub-MIC concentrations of nitrofurantoin

Strains Nitrofurantoin concentration (mg/L)
0 2 4 8 16
1646 BASE 1.05E + 09 1.50E + 08 0 0 0
1646 6 6.67E + 08 4.03E + 08 4.63E + 08 2.88E + 08 1.56E + 08
ΔnfsA 8.37E + 08 1.83E + 08 3.13E + 08 1083 0
nfsA T37M 7.20E + 08 5.13E + 08 4.36E + 08 737 0
ΔnfsB 1.22E + 09 3.87E + 08 627 0 0
ΔnfsA ΔnfsB 5.47E + 08 2.80E + 08 2.53E + 08 2.62E + 08 9.67E + 07
nfsA T37M ΔnfsB 6.80E + 08 2.73E + 08 4.50E + 08 2.96E + 08 1.63E + 08