Test-bacteria | Parameters | Extracts/fractions | Control | |||||||
---|---|---|---|---|---|---|---|---|---|---|
MeOH | Petroleum ether | EtOAc | n-BuOH | |||||||
Aerial parts | Roots | Aerial parts | Roots | Aerial parts | Roots | Aerial parts | Roots | |||
S. aureus NBIMCC 3359 | MIC (mg/ml) | 0.625 | 2.5 | 2.5** | 2.5 | 0.078 | 0.156 | 0.156 | 1.25 | Gentamicin (mg/L) 0.0312 |
DEHAa activity (%) ± STD | 8.8 ± 2.2 | 20 ± 7.6 | 15 ± 1.0 | 15.8 ± 1.1 | 20.8 ± 2.2 | 47.5 ± 2.4 | 58.6 ± 3.4 | 47.9 ± 3.2 | ||
MBC (mg/ml) | >Â 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | ||
S. aureus ATCC 6538 P | MIC (mg/ml) | 0.625 | 2.5 | 1.25 | 1.25 | 0.313 | 1.25 | 0.313 | 0.625 | Gentamicin (mg/L) 0.125 |
DEHA activity (%) ± STD | 2.6 ± 0.6 | 54.1 ± 2 | 14 ± 1.0 | 15 ± 1.0 | 21.5 ± 2.6 | 34.9 ± 2.7 | 41 ± 0.09 | 42.2 ± 5.7 | ||
MBC (mg/ml) | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | ||
Methicillin resistant S. aureus NBIMCC 8327 | MIC (mg/ml) | 2.5 | > 2.5 | > 2.5 | 0.313 | 0.039 | 0.313 | 0.156 | 0.156 | Gentamicin (mg/lL) 0.125 |
DEHA activity (%) ± STD | 28.1 ± 0.1 | – | – | 4.2 ± 0.3 | 16.6 ± 1.1 | 6.9 ± 0.4 | 40.6 ± 2.0 | 37 ± 0.4 | ||
MBC (mg/ml) | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | ||
S. epidermidis NBIMCC 1093 | MIC (mg/ml) | 2.5 | > 2.5 | > 2.5 | 1.25 | 0.039 | 1.25 | 0.078 | 0.156 | Gentamicin (mg/L) 0.0312 |
DEHA activity (%) ± STD | 25.4 ± 1.9 | – | – | 15.23 ± 1.9 | 14.05 ± 2.7 | 47 ± 1.4 | 40.9 ± 7.1 | 38 ± 5.4 | ||
MBC (mg/ml) | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | > 2.5 | ||
B. cereus ATCC 9634 | MIC (mg/ml) | 2.5 | 2.5 | > 2.5 | 2.5 | 0.078 | 0.156 | 0.078 | 0.078 | Gentamicin (mg/L) 0.125 |
DEHA activity (%) ± STD | 31 ± 0.5 | 39.9 ± 1.8 | – | 30.3 ± 1.3 | 28.9 ± 0.05 | 26.2 ± 1.4 | 45.7 ± 2.8 | 51.4 ± 2.4 | ||
MBC (mg/ml) | > 2.5 | > 2.5 | > 2.5 | > 2.5 | 0.625 | 0.625 | > 2.5 | > 2.5 | ||
DEHA activity (%) ± STD | – | – | – | – | 0 | 1.9 ± 0.5 | – | – |