Table 2.
Antimicrobial activity of plant extracts.
| Yarrow | St. John's wort a | St. John's wort b | Winter savory | Willow gentian | |
|---|---|---|---|---|---|
| Microorganism | MIC, mg/mL | ||||
| S. aureus | 5 | 10 | 10 | 5 | 10 |
| L. monocytogenes | 1.25 | 2.5 | 2.5 | 0.16 | 20 |
| E. faecalis | 5 | 5 | 5 | 1.25 | - |
| E. coli | - | - | - | 5 | 20 |
| P. aeruginosa | 2.5 | 5 | 5 | 0.63 | - |
| C. albicans | - | - | - | 20 | 5 |
| L. rhamnosus ATCC 7469 | - | - | 20 | 10 | - |
| L. rhamnosus GG | - | - | 10 | 10 | - |
| L. plantarum | - | - | - | - | - |
| S. boulardii | - | - | - | 20 | 20 |
a
St. John's wort extract obtained using the MAE procedure.
b
St. John's wort extract obtained using the EMA procedure.
All tests were run in biological triplicate.