Table 5.
MBC (in mg/mL) of the Leaf Extract of Verbena officinalis, Myrtus communis, and Melilotus elegans Against Gram-Positive and Gram-Negative Bacteria.
| Bacteria | Plant Materials | ||
|---|---|---|---|
| Verbena officinalis | Myrtus communis | Melilotus elegans | |
| Staphylococcus aureus | 20.00 ± 0.00 | 4.00 ± 0.00 | — |
| Escherichia coli | 4.00 ± 0.00 | 0.80 ± 0.00 | 20.00 ± 0.00 |
| Salmonella typhi | 0.80 ± 0.00 | 0.80 ± 0.00 | — |
| Shigella flexneri | 20.00 ± 0.00 | 4.00 ± 0.00 | — |
| Pseudomonas aeruginosa | — | 4.00 ± 0.00 | — |
| Proteus mirabilis | 20.00 ± 0.00 | 4.00 ± 0.00 | — |
Abbreviation: —, no bactericidal effect.