TABLE 1.
Nocardia strains and their RIF resistance
| Species and strain/plasmid | RIF resistance (μg/ml) at:
|
Source | |
|---|---|---|---|
| 24 h | 48 h | ||
| N. asteroides | |||
| IFM 0319T | <5 | <5 | Type strain (ATCC 19247T) |
| IFM 10159 | <5 | 25 | Japan clinical isolate |
| IFM 10162 | <5 | <5 | Japan clinical isolate |
| N. brasiliensis | |||
| IFM 0236T | 10 | 50 | Type strain (ATCC 19296T) |
| IFM 0406 | <5 | <5 | Japan clinical isolate |
| IFM 10132 | >100 | >100 | Japan clinical isolate |
| IFM 10160 | 10 | 50 | Japan clinical isolate |
| N. farcinica | |||
| IFM 0284T | >100 | >100 | Type strain (ATCC 3318T) |
| IFM 10125 | 25 | >100 | Japan clinical isolate |
| IFM 10152 | >100 | >100 | Japan clinical isolate |
| IFM 10152 ΔrpoB2 | <5 | <5 | This study |
| IFM 10152 ΔrpoB2/pNVrpoB2 | >100 | >100 | This study |
| N. asteroides | |||
| IFM 0319T/pNVrpoB2 | 50 | >100 | This study |
| IFM 0319T/pNV1.2 | <5 | <5 | This study |