Table 1 MIC values of various extracts of N. nouchali flower
From: Antibacterial activity of Nymphaea nouchali (Burm. f) flower
Bacterial strains | Methanol extract | Acetone extract | Ethyl acetate extract | Petroleum spirit extract | ||||
|---|---|---|---|---|---|---|---|---|
Concentration (μgml-1) | DIZ (mm) | Concentration (μgml-1) | DIZ (mm) | Concentration (μgml-1) | DIZ (mm) | Concentration (μgml-1) | DIZ (mm) | |
B. subtilis | 128 | 4.0 ± 0.00 | 256 | 3.5 ± 0.04 | - | - | 516 | 2.5 ± 0.01 |
S. lutea | 256 | 3.2 ± 0.00 | 1024 | 1.9 ± 0.03 | - | - | 1024 | 1.9 ± 0.03 |
X. campestris | 1024 | 2.0 ± 0.00 | 512 | 2.8 ± 0.05 | 1024 | 1.8 ± 0.13 | - | - |
E. coli | 512 | 3.5 ± 0.03 | 1024 | 2.3 ± 0.11 | 2048 | 2.0 ± 0.05 | 2048 | 1.2 ± 0.07 |
K. pneumoniae | 1024 | 3.3 ± 0.00 | 2048 | 1.5 ± 0.07 | 1024 | 1.8 ± 0.00 | 2048 | 1.0 ± 0.00 |