Table 2. Minimum and fractional inhibitory concentrations of compounds against Streptomyces scabies PS07.
Strain | MIC alone (μg/mL) | MIC combined (μg/mL) | *FIC index | ||||||
---|---|---|---|---|---|---|---|---|---|
Iturin A | Surfactin | Fengycin | Iturin A, Surfactin | Iturin A, Fengycin | Surfactin, Fengycin | Iturin A + Surfactin | Iturin A + Fengycin | Surfactin + Fengycin | |
PS07 | >64 | >64 | >64 | >64, >64 | >64, >64 | >64, >64 | 2 | 2 | 2 |
*FIC ≤0.5 (synergy); FIC >0.5 but ≤4 (no interaction); FIC >4 (antagonism)