Table 1.
MIC and MBC (in μg/mL) of crude extract, fractions of E. drupifera leaves and chloramphenicol against the panel of 33 bacteria
| Bacterial strains | Tested samples and MICs MIC and MBC in parenthesis (in μg/mL) | |||||
|---|---|---|---|---|---|---|
| Crude extract | Fractions | Reference drug | ||||
| EDL | EDLa | EDLb | EDLc | EDLd | CHL | |
| Escherichia coli | ||||||
| ATCC8739 | - | 64 (1024) | 128 (1024) | 64 (1024) | - | 2 (128) |
| ATCC10536 | 256 (-) | - | - | 128 (1024) | - | <2 (64) |
| AG100 | 1024 (-) | 32 (512) | - | 128 (512) | - | 8 (128) |
| AG100A | 512 (-) | 1024 (-) | 1024 (-) | 256 (1024) | 512 (-) | ˂2 (128) |
| AG100ATET | 1024 (-) | 1024 (-) | 1024 (-) | - | - | 32 (-) |
| AG102 | 512 (-) | 256 (-) | 256 (1024) | 256 (-) | - | 64 (-) |
| MC4100 | 256 (-) | - | - | 512 (-) | - | 16 (-) |
| W3110 | 512 (-) | 256 (1024) | 128 (1024) | 128 (-) | - | 2 (-) |
| Pseudomonas aeruginosa | ||||||
| PA01 | - | 1024 (-) | 1024 (-) | 256 (-) | - | 32 (-) |
| PA124 | - | 1024 (-) | - | 128 (-) | - | 128 (-) |
| Enterobacter aerogenes | ||||||
| ATCC13048 | - | - | - | 32 (512) | - | 4 (32) |
| EA-CM64 | 512 (-) | - | 512 (1024) | 1024 (-) | - | 256 (-) |
| EA3 | 1024 (-) | - | 512 (-) | 64 (512) | - | 256 (-) |
| EA27 | 512 (-) | - | - | 512 (-) | - | 32 (-) |
| EA289 | 512 (-) | 1024 (-) | 512 (-) | 128 (1024) | - | 64 (-) |
| EA298 | 512 (-) | - | 256 (1024) | 32 (128) | - | 128 |
| Providencia stuartii | ||||||
| NEA16 | 512 (-) | - | 256 (512) | 256 (-) | - | 32 (256) |
| ATCC29916 | 1024 (-) | - | 256 (1024) | 256 (512) | - | 16 (256) |
| PS2636 | 512 (-) | 512 (-) | 256 (-) | 64 (512) | - | 16 (256) |
| PS299645 | 1024 (-) | - | - | 64 (128) | - | 64 (-) |
| Klebsiella pneumoniae | ||||||
| ATCC11296 | 512 (-) | - | 1024 (-) | 128 (512) | - | 8 (256) |
| KP55 | 512 (-) | 1024 (-) | 256 (1024) | 128 (512) | - | 32 (256) |
| KP63 | 512 (-) | 1024 (-) | 1024 (-) | 128 (512) | - | 32 (-) |
| K24 | 512 (-) | - | - | - | - | 64 (256) |
| K2 | 1024 (-) | - | 512 (1024) | 64 (512) | - | 8 (256) |
| Enterobacter cloacae | ||||||
| BM47 | - | - | 256 (-) | 1024 (-) | - | 256 (-) |
| BM67 | 512 (-) | - | 512 (-) | 256 (1024) | - | - |
| BM94 | 512 (-) | - | 1024 (-) | 1024 (-) | - | 128 (-) |
| Staphylococcus aureus | ||||||
| ATCC 25923 | 128 (1024) | - | 1024 (-) | 512 (-) | - | 8 (128) |
| MRSA 3 | 1024 (-) | - | - | 1024 (-) | - | 16 (-) |
| MRSA 4 | 512 (-) | - | - | 1024 (-) | - | 64 (-) |
| MRSA 11 | 512 (-) | - | 1024 (-) | 512 (-) | - | 32 (-) |
| MRSA 12 | 512 (-) | - | 256 (1024) | 128 (1024) | - | 16 (256) |
Tested samples were crude methanol extract of E. drupifera (EDL), hexane fraction (EDLa), dichloromethane fraction (EDLb), ethyl acetate fraction (EDLc), residual fraction (EDLc), and chloramphenicol (CHL); -: MIC or MBC values above 1024 μg/mL