Table 2.
Antibacterial Activity of essential oil compared with selected antibiotics tested on ten strains of bacterial pathogens
| Sl.No. | Tested Bacteria |
Zone of inhibition (mm)
|
||
|---|---|---|---|---|
| EO | NC | PC | ||
| 1 | Corynebacterium psedotuberculosis | 15 | 5 | 20 (GEN10) |
| 2 | Streptococcus pyogenes | 10 | 6 | 24 (P10) |
| 3 | Klebsiella pneumoniae | 15 | 5 | 24 (GEN10) |
| 4 | Pseudomonas aeruginosa | 14 | 5 | 12 (CLR15) |
| 5 | Enterobacter aerogenes | 13 | 6 | 20(GEN10) |
| 6 | Salmonella enterica | 11 | 6 | 22 (GEN10) |
| 7 | Proteus mirabilis | 24 | 6 | 23 (AMX10) |
| 8 | Staphylococcus aureus | 16 | 5 | 20 (GEN10) |
Note: EO-Essential Oil of Murraya koenigii leaves; NC - DMSO as a Negative Control (5mm size of disc from whatman no.3 filter paper); PC-Positive Control : AMX10 - Amoxicillin (10mg/disc); CLR15 - Clarithromycin (15mg/disc); GEN10- Gentamicin (10mg/disc); P10 - Penicillin (10mg/disc)