Table 2.
Antibacterial activity of DCM extract against P. aeruginosa, E. coli, B. subtilis, and S. aureus.
Treatment | Zones of inhibition (mm) | |||
---|---|---|---|---|
P. aeruginosa | E. coli | B. subtilis | S. aureus | |
200 mg/ml | 10.67 ± 0.58b | 7.67 ± 0.58b | 10.33 ± 1.15b | 9.33 ± 0.58b |
100 mg/ml | 10.67 ± 0.58b | 6.50 ± 0.50bc | 9.33 ± 1.15b | 9.33 ± 0.58b |
50 mg/ml | 10.33 ± 0.58b | 6.50 ± 0.50bc | 9.00 ± 1.00b | 9.33 ± 0.58b |
25 mg/ml | 9.67 ± 0.58b | 6.33 ± 0.58bcd | 9.00 ± 1.00b | 8.67 ± 0.58bc |
12.5 mg/ml | 9.33 ± 0.58b | 6.33 ± 0.58bcd | 8.33 ± 0.58b | 8.33 ± 0.58bc |
6.25 mg/ml | 7.33 ± 0.58c | 5.83 ± 0.29cd | 8.33 ± 0.58b | 7.67 ± 0.58c |
Negative control | 5.00 ± 0.00d | 5.00 ± 0.00d | 5.00 ± 0.00c | 5.00 ± 0.00d |
Ciprofloxacin | 19.33 ± 0.58a | 32.67 ± 0.58a | 20.67 ± 0.58a | 14.00 ± 0.00a |
Descriptive statistics expressed as mean ± standard deviation for three replicates. Values with the same letter along the column are not significantly different by one-way ANOVA followed by Bonferroni post hoc test (p > 0.05).