Table 3: Antimicrobial sensitivity test on aqueous extract of Acalypha wikesiana (Copperleaf).
|
Zone of Inhibition (mm) Concentration of Extract (mg/ml) |
|
||||
Test organisms |
500 |
250 |
125 |
62.5 |
Control |
p- value |
S. aureus |
0.00 ± 0.2 |
0.00 ± 0.0 |
0.01 ± 0.2 |
0.00 ± 0.0 |
21.00 ± 0.6 |
0.000 |
E. coli |
24.33 ± 0.7 |
19.00 ± 0.6 |
16.67 ± 1.2 |
14.00 ± 1.2 |
18.17 ± 0.6 |
0.013 |
S. typhi |
0.00 ± 0.1 |
0.00 ± 0.0 |
0.00 ± 0.0 |
0.00 ± 0.0 |
21.33 ± 0.9 |
0.000 |
A. niger |
0.00 ± 0.0 |
0.00 ± 0.0 |
0.02 ± 0.0 |
0.00 ± 0.0 |
31.33 ± 0.9 |
0.000 |
Mean ± SE