Table 2.
Antibacterial properties (MIC/MBC, mg/mL) of S. africana, S. officinalis ‘Icterina’ and S. mexicana aqueous extracts against selected test bacteria.
| Bacteria | S. africana | S. officinalis ‘Icterina’ | S. mexicana | Nisin |
|---|---|---|---|---|
| Staphylococcus aureus | 0.63/1.25 | 0.94/0.94 | 1.19/1.19 | <0.63/<0.63 |
| Staphylococcus epidermidis | 1.25/1.25 | 3.75/3.75 | 4.75/9.50 | <0.63/<0.63 |
| Salmonella typhimurium | 5.0/5.0 | 3.75/3.75 | >9.50/>9.50 | 0.50/0.50 |
| Escherichia coli | 10.0/10.0 | 7.5/7.5 | 9.50/9.50 | 0.50/1.0 |
| Pseudomonas aeruginosa | >10.0/>10.0 | 7.5/7.5 | 9.50/9.50 | 1.0/1.0 |
MIC- minimum inhibitory concentration; MBC- minimum bactericidal concentration.