Table 4.
Activity (MIC50) of BZT compounds against azole-resistant strains of C. albicansa
| Strain | Mechanism of resistanceb | MIC50 of BZT compounds | MIC50 of fluconazole | Source or referencec |
|---|---|---|---|---|
| CAF2/SC5314 | Sensitive | 1.6 | 0.2 | This paper |
| 95-68 | CDR overexpression | 1.6–3.2 | >64 | 35, 59 |
| FH5 | CDR overexpression | 1.6 | 64 | 35, 59 |
| 96-25 | MDR + ERG11 overexpression | 1.6 | 32 | 35, 59 |
| C17 (12–99) | CDR + MDR + ERG11 overexpression | 1.6–3.2 | >64 | 35, 59 |
| DSY1764 | Erg11/erg11erg3/erg3 | 1.6–3.2 | >128 | 16, 17 |
| DSY296 | TAC1-5/TAC1-5 ERG11-5/ERG11-5 | 1.6–3.2 | >64 | 16, 17 |
| B4 | Mrr1p mutation (G878E/G878E) | 1.6–3.2 | 12.5 | 39 |
| CAAL-61 | AA G307S, Y447H | 1.6–3.2 | >64 | 38 |
| CAAL-74 | AA Y132F, G448V | 1.6–3.2 | >64 | 38 |
| CAAL-75 | AA Y132H, K143R | 1.6–3.2 | >64 | 38 |
Strain numbers, mechanisms of resistance, and MIC50 values are shown. The MIC50 values reflect the range of concentrations for all BZT compounds against all strains.
AA, amino acid point mutants of erg11.
References describe the source and/or resistance mechanisms.