Advertisement
Table 2 Antibacterial activity of flowers (F) and leaves (L) of Leguminosae speciesa evaluated using disc diffusion assay at 1 mg per disc
| Bacterial strains | ||||||
|---|---|---|---|---|---|---|
| Diameter of zone of inhibition (mm) | ||||||
| Plants | Part | B. cereus ATCC 14579 | M. luteus ATCC 4698 | MSSA ATCC 25923 | MRSA ATCC 33591 | MRSA (clinical isolate)b |
| A. auriculiformis | F | 10.0 ± 0.0 | 11.8 ± 0.4 | 11.8 ± 0.4 | 15.3 ± 0.4 | 13.3 ± 0.4 |
| L | 9.50 ± 0.7 | 12.0 ± 0.0 | 12.0 ± 0.0 | 15.3 ± 1.1 | 13.5 ± 0.7 | |
| B. kockiana | F | 10.0 ± 0.0 | 12.0 ± 0.0 | 12.5 ±0.7 | 11.0 ± 0.0 | 11.5 ± 0.7 |
| L | 8.00 ±0.00 | 10.0 ± 0.0 | 9.50 ± 0.70 | 9.00 ± 0.00 | 10.0 ± 0.0 | |
| B. purpurea | F | - | - | - | 12.3 ± 0.4 | 10.0 ± 0.0 |
| L | 7.00 ± 0.00 | 8.30 ± 0.35 | 7.00 ± 0.00 | 8.00 ± 0.00 | - | |
| C. pulcherrima | F | 7.80 ± 0.40 | 10.0 ± 0.0 | 10.0 ± 0.0 | 9.50 ± 0.70 | 9.50 ± 0.70 |
| L | 7.80 ± 0.40 | 10.0 ± 0.0 | 10.0 ± 0.0 | 10.5 ± 0.7 | 9.50 ± 0.70 | |
| C. tergemina | F | 7.00 ± 0.00 | 7.50 ± 0.70 | 8.50 ± 0.00 | 9.30 ± 0.35 | 8.50 ± 0.70 |
| L | 10.3 ± 0.4 | 11.0 ± 0.0 | 12.0 ± 0.0 | 13.0 ± 0.0 | 11.0 ± 0.0 | |
| C. surattensis | F | 7.50 ± 0.70 | 10.0 ± 0.0 | 10.0 ± 0.0 | 11.0 ± 0.0 | 10.0 ± 0.0 |
| L | 7.50 ± 0.70 | 10.0 ± 0.0 | 10.0 ± 0.0 | 10.0 ± 0.0 | 10.0 ± 0.0 | |
| L. leucocephala | F | - | 9.30 ± 0.40 | 8.00 ± 0.00 | 11.0 ± 0.0 | 8.80 ± 1.10 |
| L | - | 9.00 ± 0.00 | 9.30 ± 0.40 | 9.30 ± 0.40 | 10.0 ± 0.0 | |
| P. pterocarpum | F | 8.00 ± 0.0 | 11.3 ± 0.4 | 9.80 ± 0.40 | 10.8 ± 0.4 | 10.3 ± 0.4 |
| L | 9.80 ± 0.40 | 12.0 ± 0.0 | 11.5 ± 0.7 | 11.8 ± 0.4 | 10.8 ± 1.1 | |
| S. saman | F | - | - | - | - | - |
| L | - | 21.3 ± 0.4 | 8.50 ± 0.70 | 9.00 ± 0.00 | 9.30 ± 0.35 | |
| Streptomycin (10 μg/disc) | 24.0 ± 0.0 | 27.0 ± 0.0 | 14.0 ± 0.0 | n.t | n.t | |
| Vancomycin (30 μg/disc) | n.t | n.t | n.t | 21.0 ± 0.0 | 21.0 ± 0.0 | |
