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. 2019 Aug 28;10:2001. doi: 10.3389/fmicb.2019.02001

TABLE 3.

Minimum inhibitory concentrations of the E. coli 10129 ancestor and AMC-resistant isolates assessed in MHB, LB, ISO, M9, and urine following the CLSI guidelines.

Medium E. coli 10129 (μg/ml) ISO_2 (μg/ml) ISO_9 (μg/ml) ISO_10 (μg/ml) LB_1 (μg/ml) LB_2 (μg/ml) LB_5 (μg/ml)
MHB 4–8 16 8–16 8–16 32 64 64
LB 4–8 16 64–128 64
ISO 8 16–32 128 64–128
M9 1–2 2–4 32 16
Urine 2 4 64 64