Table 5.
The antimicrobial activity (MIC, mg/mL) of extracts of perennial legume plants
| Legume species | Gram-positive bacteria | Gram-negative bacteria | Yeast | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Bacillus cereus
ATCC 11778 |
Bacillus subtilis
ATCC 6633 |
Escherichia faecalis
ATCC 29212 |
Staphylococcus aureus
ATCC 25923 |
Staphylococcus epidermidis
ATCC 12228 |
Escherichia coli
ATCC 25922 |
Klebsiella pneumoniae
ATCC 13883 |
Proteus vulgaris
ATCC 8427 |
Proteus aeruginosa
ATCC 27853 |
Candida albicans
ATCC 10231 |
|
| Trifolium pratense | 4.21 | 11.7 | 32.3 | 7.00 | 11.7 | IS | 11.7 | 11.7 | 32.3 | IS |
| Trifolium medium | 5.20 | 8.66 | 24.0 | 8.66 | 14.4 | IS | 14.4 | 24.0 | 40.0 | IS |
| Medicago sativa | 27.5 | 45.8 | IS | 16.5 | 45.8 | IS | 9.93 | 11.8 | IS | IS |
| Medicago lupulina | 20.9 | 34.7 | IS | 20.9 | 20.9 | IS | 12.5 | IS | IS | IS |
| Onobrychis viciifolia | 3.18 | 24.5 | 24.5 | 3.18 | 3.18 | IS | 3.18 | 3.18 | 50.0 | IS |
| Astragalus glycyphyllos | 5.20 | 24.0 | IS | 8.67 | 8.67 | 39.1 | 40.0 | 40.0 | IS | IS |
| Astragalus cicer | 5.40 | 15.0 | IS | 8.99 | 15.0 | 48.8 | 5.40 | 41.5 | IS | IS |
IS The reference microbial strains were insusceptible to the extracts in their concentration ≤ 50 mg/mL