Table 6.
Minimum inhibitory concentration (MIC) of standard amoxicillin tri-hydrate against tested pathogenic microorganisms.
| Test tube no. | Nutrient broth medium added (mL) | Diluted solution of Standard Amoxicillin tri-hydrate (μg/mL) | Inoculum added (μL) | Growth observation against |
|||
|---|---|---|---|---|---|---|---|
| a | b | c | d | ||||
| 1 | 1 | 512 | 10 | – | – | – | – |
| 2 | 1 | 256 | 10 | – | – | – | – |
| 3 | 1 | 128 | 10 | – | – | – | – |
| 4 | 1 | 64 | 10 | – | – | – | – |
| 5 | 1 | 32 | 10 | – | – | – | – |
| 6 | 1 | 16 | 10 | – | – | – | – |
| 7 | 1 | 8 | 10 | – | – | – | – |
| 8 | 1 | 4 | 10 | – | + | – | – |
| 9 | 1 | 2 | 10 | – | + | + | – |
| 10 | 1 | 1 | 10 | + | + | + | + |
| Cm | 1 | 0 | 0 | – | – | – | – |
| Cs | 1 | 512 | 0 | – | – | – | – |
| Ci | 1 | 0 | 10 | + | + | + | + |
| Results of MIC values (μg/mL) | 2 | 8 | 4 | 2 | |||
(+) = growth, (−) = no growth, a-Staphylococcus aureus, b-Lactobacillus casei, c-Bacillus azotoformans, d-Corynebacterium species.