Table 1.
MIC and MBC (μg/mL) of Nauclea pobeguinii extracts and chloramphenicol on the panel of tested bacteria
| Bacterial strains | Tested samples, MIC and MBC (μg/mL) | ||
|---|---|---|---|
| NPB | NPL | CHL | |
| Escherichia coli | |||
| ATCC8739 | 512 (>1024) | 128 (>1024) | 8 (256) |
| ATCC10536 | 32 (1024) | 256 (>1024) | 16 (32) |
| W 3110 | 1024 (>1024) | >1024 | 64 (128) |
| MC4100 | 256 (>1024) | 256 (>1024) | 128 (128) |
| AG100 A | 1024 (>1024) | 1024 (>1024) | 64 (64) |
| AG100Atet | 256 (256) | 512 (1024) | 64 (128) |
| AG102 | 1024 (>1024) | 512 (>1024) | 64 (64) |
| AG100 | 64 (256) | 512 (>1024) | 16 (64) |
| Enterobacter aerogenes | |||
| ATCC13048 | 1024 (>1024) | 1024 (>1024) | 8 (32) |
| EA294 | 1024 (>1024) | >1024 | 16 (128) |
| CM64 | 1024 (>1024) | >1024 | 128 (>256) |
| EA298 | 64 (1024) | 1024 (1024) | 256 (>256) |
| EA27 | 512 (>1024) | 256 (>1024) | >256 |
| EA289 | >1024 | 1024 (>1024) | 256 (>256) |
| EA3 | 512 (>1024) | 1024 (>1024) | >256 |
| Klebsiella pneumoniae | |||
| ATCC11296 | 256 (>1024) | 256 (>1024) | 8 (256) |
| KP55 | 128 (>1024) | 128 (>1024) | 32 (128) |
| KP63 | 1024 (>1024) | 256 (>1024) | 128 (>256) |
| K2 | 512 (>1024) | >1024 | 64 (256) |
| K24 | 1024 (>1024) | 512 (>1024) | 32 (256) |
| Pseudomonas aeruginosa | |||
| PA01 | >1024 | 1024 (>1024) | 128 (>256) |
| PA124 | 1024 (>1024) | >1024 | 256 (>256) |
| Providencia stuartii | |||
| ATCC29916 | 1024 (>1024) | >1024 | 16 (32) |
| PS2636 | 512 (1024) | >1024 | 32 (32) |
| PS299645 | 1024 (>1024) | 512 (1024) | 32 (256) |
| NEA16 | 512 (>1024) | 512 (>1024) | 256 (>256) |
| Enterobacter cloacae | |||
| BM47 | 1024 (>1024) | >1024 | 256 (>256) |
| ECCI69 | 256 (512) | 512 (1024) | >256 |
| BM67 | >1024 | >1024 | 256 (>256) |
The Tested extract were obtained from the bark (NPB) and leaves (NPL); Values in bold; significant activity
CHL chloramphenicol, MIC Minimal Inhibitory Concentration, MBC Minimal Bactericidal Concentration