Table 5.
Anti-bacterial activity of various extracts of Acroptilon repens at different concentrations against Gram-positive and Gram-negative bacterial strains
| St. | Acetone (mg/ml) | Methanol (mg/ml) | Ethanol (mg/ml) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 150 | 100 | 50 | 150 | 100 | 50 | 150 | 100 | 50 | |||
| BS | 25.0 ± 1.4a | 19.0 ± 1.4b | 15.0 ± 0.7c | 22.0 ± 1.4a | 17.0 ± 0.7b | 14.0 ± 0.7c | 18.0 ± 0.7a | 14.0 ± 0.3b | 12.0 ± 0.3c | ||
| SA | 22.0 ± 0.7a | 17.0 ± 0.3b | 14.0 ± 0.3c | 19.0 ± 1.4a | 13.0 ± 0.7b | 10.0 ± 0.3c | 16.0 ± 0.7a | 11.0 ± 1.4b | 8.0 ± 1.4c | ||
| ML | 19.0 ± 0.7a | 16.0 ± 0.3b | 13.0 ± .03c | 16.0 ± 0.7a | 12.0 ± 0.3b | 9.0 ± 0.3c | 14.0 ± 1.4a | 10.0 ± 0.7b | 7.0 ± 0.7c | ||
| EC | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| PA | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
Each value is expressed as mean ± SD (n = 3). Different letters in different extracts within the same row indicate significant differences (p < 0.05). St., strains; BS, B. subtilis; SA, S. aureus; ML, M. luteus; EC, E. coli; P.a., P. aeruginosa