Table 2.
The growth inhibition zones (expressed in mm) obtained testing the selected Salmonella Enteritidis and Salmonella Typhimurium strains against the assayed EOs and the mixture.
| Bacterial Strain | Essential Oil | Chloramphenicol | ||||||
|---|---|---|---|---|---|---|---|---|
| Aloysia triphylla | Cinnamomu zeylanicum | Cymbopogon citratus | Litsea cubeba | Mentha piperita | Syzygium aromaticum | Mixture | ||
| M SD | M SD | M SD | M SD | M SD | M SD | M SD | ||
| S. Enteritidis 217 | 7.0 ± 0.0 | 11 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 12 ± 0.6 | 19 (S) |
| S. Enteritidis 218 | 7.0 ± 0.0 | 12 ± 0.6 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 10 ± 0.0 | 12 ± 0.0 | 18 (S) |
| S. Enteritidis 219 | 7.0 ± 0.0 | 13 ± 1.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 12 ± 1.0 | 13 ± 0.6 | 20 (S) |
| S. Enteritidis 220 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 13 ± 1.0 | 11 ± 0.0 | 20 (S) |
| S. Enteritidis 221 | 7.0 ± 0.0 | 8.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 8.0 ± 0.0 | 12 ± 0.6 | 13 ± 1.0 | 19 (S) |
| S. Enteritidis 232 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 10 ± 0.6 | 10 ± 0.0 | 19 (S) |
| S. Enteritidis 233 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 15 ± 1.0 | 19 (S) |
| S. Enteritidis 234 | 7.0 ± 0.0 | 17 ± 0.6 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 17 ± 0.6 | 21 (S) |
| S. Enteritidis 236 | 7.0 ± 0.0 | 17 ± 0.6 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 16 ± 1.0 | 18 (S) |
| S. Typhimurium 240 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 10 ± 0.0 | 20 (S) |
| S. Typhimurium 241 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 11 ± 0.0 | 21 (S) |
| S. Typhimurium 245 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 9 ± 0.0 | 21 (S) |
| S. Typhimurium 250 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 10 ± 0.6 | 19 (S) |
| S. Typhimurium 251 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 8.0 ± 0.0 | 8.0 ± 0.0 | 10 ± 0.0 | 10 ± 0.0 | 20 (S) |
| S. Typhimurium 252 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 8.0 ± 0.0 | 7.0 ± 0.0 | 9.0 ± 0.0 | 12 ± 0.6 | 19 (S) |
| S. Typhimurium 258 | 7.0 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 8.0 ± 0.0 | 7.0 ± 0.0 | 10 ± 0.6 | 13 ± 1.0 | 18 (S) |
| S. Typhimurium 261 | 7.0 ± 0.0 | 10 ± 0.0 | 7.0 ± 0.0 | 7.0 ± 0.0 | 8.0 ± 0.0 | 11 ± 0.6 | 11 ± 0.6 | 19 (S) |
| S. Typhimurium 176 | 7.0 ± 0.0 | 13 ± 0.6 | 7.0 ± 0.0 | 7.0 ± 0.0 | 8.0 ± 0.0 | 9.0 ± 0.0 | 13 ± 0.6 | 19 (S) |
Legend—M: mean expressed in mm; SD: standard deviation; S: susceptible; Mixture: Cinnamomum zeylanicum and Syzygium aromaticum.