Table 3.
Antibiotic-potentiating activities (mm).
| Treatment with |
S. aureus (ATCC 11632) |
B. subtilis (ATCC 6633) |
E. coli (ATCC 8379) |
P. aeruginosa (ATCC 10145) |
A. baumannii (Imipenem-Resistant) |
|---|---|---|---|---|---|
| Extracts | - | - | - | ||
| I | - | 7.0 ± 1.4 | - | - | - |
| II | 12 ± 0.0 | - | - | - | - |
| III | - | - | - | - | - |
| IV | - | - | - | - | - |
| V | - | - | - | - | - |
| VI | - | - | - | - | - |
| VII | - | - | - | - | - |
| Amoxicillin | 16 ± 0.0 | 14.3 ± 0.5 | - | - | - |
| Ampicillin | 41 ± 0.3 | 20 ± 0.1 | - | - | - |
| Ciprofloxacin | - | 38 ± 0.0 | - | 35 ± 0.02 | - |
| Gentamicin | - | - | 25 ± 0.01 | - | - |
| Levofloxacin | - | 35 ± 1.0 | 38 ± 0.2 | 28 ± 0.3 | - |
| Penicillin G | - | - | - | - | - |
| Imipenem | - | - | - | - | 10 ± 0.04 |
| Amoxicillin + I | - | 26.7 ± 0.0 | - | - | - |
| Amoxicillin + II | 22.5 ± 0.5 | - | - | - | - |
| Amoxicillin + III | 23 . 7 ± 0 . 5 | - | - | - | - |
| Ampicillin + II | 40.7 ± 0.8 | - | - | - | - |
| Ampicillin + III | 42 . 0 ± 0 . 5 | - | - | - | - |
| Ampicillin + IV | - | 22 ± 0.3 | - | - | - |
| Ciprofloxacin + IV | - | 39 ± 0.1 | - | 38 ± 1 . 1 | - |
| Ciprofloxacin + V | - | 38.5 ± 0.0 | - | 36 ± 0.1 | - |
| Gentamicin + I | - | - | 34 . 3 ± 1 . 7 | - | - |
| Gentamicin + II | - | - | 35 . 3 ± 1 . 3 | - | - |
| Levofloxacin + IV | - | - | - | 30.7 ± 0 . 6 | - |
| Levofloxacin + V | - | 38.5 ± 0.3 | - | 30 ± 1.0 | - |
| Penicillin G + VI | - | - | 6 . 5 ± 0 . 02 | - | - |
| Imipenem + V | - | - | - | - | 11 ± 1 . 2 |
Abbreviations: I = Wood hexane (1 mg/disc); II = Wood chloroform (1 mg/disc); III = Wood methanol (1 mg/disc); IV = Seeds hexane; V = Endocarp chloroform; VI = Endocarp methanol; VII: Leaves chloroform. Amoxicillin (10 µg/disc); Ampicillin (10 µg/disc); Ciprofloxacin (5 µg/disc); Gentamicin (10 µg/disc0; Imipenem (10 µg/disc); Levofloxacin (5 µg/disc); ‘-’, No activity. Extracts without any synergy are not included. Synergies are indicated in bold. The values are expressed as the mean ± standard deviation.