Table 2.
Antibacterial activity of Canarium patentinervium Miq. (1 mg/disc) versus ampicillin and streptomycin (1 μg/disc) against 5 bacterial species tested by disc diffusion assay.
| Plant extract | Zone of inhibition (mm)a | ||||
|---|---|---|---|---|---|
| S. aureus | B. cereus | MRSA | E. coli | P. aeruginosa | |
| LH | — | — | — | — | — |
| LC | — | — | — | — | — |
| LE | 12.0 ± 0.2 | 10.0 ± 0.4 | 12.0 ± 0.3 | — | 11.0 ± −0.3 |
| BH | 11.0 ± 0.3 | 9.0 ± 0.3 | 12.0 ± 0.5 | — | 12.0 ± 0.5 |
| BC | 7.0 ± 0.3 | — | — | — | — |
| BE | 9.0 ± 0.6 | 9.0 ± 0.0 | — | — | — |
| Ampicilinb | 10.0 ± 0.7 | 8.0 ± 0.0 | — | 7.0 ± 0.0 | — |
| Streptomycinb | 7.0 ± 0.1 | 11.0 ± 0.5 | 7.0 ± 0.1 | — | — |
LH: leaf hexane extract, LC: leaf chloroform extract, LE: leaf ethanol extract, BH: bark hexane extract, BC: bark chloroform extract, BE: bark ethanol extract, a: inhibition zones are the mean including disc (6 mm), b: ampicillin and streptomycin at 100 μg/mL = 1 μg/disc, and —: no activity noted, that is, inhibition zone of 6 mm.