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. 1999 Jan;43(1):25–28. doi: 10.1128/aac.43.1.25

TABLE 2.

Reproducibility of the agar and broth dilution methods: MICs of RPT and RMP for two QC strains, susceptible strain H37Rv and strain H37RPT-R with monoresistance to rifamycins

Strain No. of expts MIC (μg/ml) by BACTEC method
MIC (μg/ml) by agar plate method
RMP RPT RMP RPT
H37Rv 7 0.12 ≤0.03 0.12 ≤0.03
H37Rv 2 0.12 ≤0.03 0.12 0.12
H37Rv 1 0.12 ≤0.03 0.5 0.12
H37RPT-R 10 >8.0 >8.0 >8.0 >8.0