Table 1.
Synergistic effects of ε-PL and citral alone or in combination against E. coli O157:H7 strains
MICs of compounds (µg/mL) | |||||
---|---|---|---|---|---|
E. coli O157:H7 strains | Agent | Alone | Combination | FICI | Outcome |
944 | ε-PL | 2 | 0.5 | 0.375 | Synergism |
Citral | 1 | 0.125 | |||
932 | ε-PL | 4 | 0.5 | 0.375 | Synergism |
Citral | 1 | 0.25 | |||
380 | ε-PL | 2 | 0.25 | 0.375 | Synergism |
Citral | 0.5 | 0.125 | |||
H1730 | ε-PL | 2 | 0.25 | 0.25 | Synergism |
Citral | 1 | 0.125 | |||
ATCC 35150 | ε-PL | 2 | 0.25 | 0.375 | Synergism |
Citral | 1 | 0.25 |