Table 4.
Antibacterial evaluation of C. macowanii crude leave extract and crude endophyte extracts from the leaves.
| Test organism with MIC (mg/mL) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Crude extracts | B. cereus | B. subtilis | S. epidermidis | S. aureus | M. smegmatis | M. marinum | E. aerogenes | E. coli | K. pneumonia | P. vulgaris | P. aeruginosa |
| T1 | 2.00 | 0.500 | 1.00 | 0.250 | 0.500 | 2.00 | 8.00 | 0.250 | 0.250 | 0.500 | 0.125 |
| T2 | 8.00 | 1.00 | 4.00 | 16.00 | 1.00 | 0.500 | 1.00 | 0.500 | 0.500 | >16.00 | 0.250 |
| T3 | 4.00 | 4.00 | 16.00 | 8.00 | 0.500 | 16.00 | 16.00 | 8.00 | 16.00 | 8.00 | 16.00 |
| T4 | 0.500 | 0.125 | 0.125 | 0.500 | 8.00 | 0.125 | 16.00 | >16.00 | 4.00 | 16.00 | 8.00 |
| T5 | >16.00 | 2.00 | 4.00 | 4.00 | 8.00 | 0.500 | 1.00 | 2.00 | 0.500 | 0.250 | 1.00 |
| T6 | >16.00 | 4.00 | 8.00 | 16.00 | 4.00 | >16.00 | 16.00 | >16.00 | >16.00 | 8.00 | 1.00 |
| T7 | >16.00 | 0.125 | 2.00 | >16.00 | 4.00 | 0.500 | 16.00 | 0.250 | 2.00 | 4.00 | >16.00 |
| T8 | 4.00 | 16.00 | 8.00 | 2.00 | 0.500 | 0.125 | 8.00 | 0.500 | 0.125 | 16.00 | 2.00 |
| T9 | 8.00 | 0.250 | 16.00 | 1.00 | 0.125 | 8.00 | 4.00 | 1.00 | 0.500 | 1.00 | 0.125 |
| T10 | 2.00 | 0.0625 | 4.00 | 1.00 | 16.00 | >16.00 | 1.00 | 0.500 | >16.00 | 2.00 | 4.00 |
|
| |||||||||||
| Positive control MIC (μg/mL) | |||||||||||
| T11 | 0.031 | 0.031 | 0.062 | 0.031 | 0.062 | 0.062 | 0.125 | 0.125 | 0.125 | 0.062 | 0.031 |
T1 = C. macowanii leaves, T2 = Raoultella ornithinolytica, T3 = Acinetobacter guillouiae, T4 = Pseudomonas sp., T5 = Pseudomonas palleroniana, T6 = Pseudomonas putida, T7 = Bacillus safensis, T8 = Enterobacter asburiae, T9 = Pseudomonas cichorii, T10 = Arthrobacter pascens, T11 = Positive control streptomycin.