Table 3 Occurrence of mutations at iniA501 and embC-embA IGR in 25 pansusceptible and 50 EMB-resistant clinical M. tuberculosis strains isolated in Kuwait
Susceptibility to ethambutol | No. of isolates | No. of isolates with iniA501 as | No. of isolates with wild-type nucleotides at -11, -12, -16 and -43 in embC-embA IGR | |
|---|---|---|---|---|
| Â | Â | Wild-type (TCG) | Mutant (TGG) | Â |
Susceptible | 25 | 25 | 0 | 25 |
Resistant | 50 | 49 | 1 | 50 |