Research Article
Evaluation of a Propolis Water Extract Using a Reliable RP-HPLC Methodology and In Vitro and In Vivo Efficacy and Safety Characterisation
Table 5
Minimum bactericidal concentration (MBC) of propolis water extract (PWE) and propolis ethanolic extract (PEE) from Brazilian green propolis.
| Microorganisms | MBCa (g/mL) | PEE | PWE |
| Staphylococcus aureus ATCC 25923 | 346.25 ± 0.012* | 136.67 ± 0.003 | Staphylococcus aureus ATCC 43300 | 173.13 ± 0.006* | 68.33 ± 0.002 | Staphylococcus epidermidis ATCC 14990 | 346.25 ± 0.012* | 136.67 ± 0.003 | Streptococcus pneumoniae ATCC 49619 | 43.28 ± 0.002 | 136.67 ± 0.003* | Escherichia coli ATCC 25922 | 692.5 ± 0.024 | 1093.3 ± 0.023* | Haemophilus influenzae ATCC 9006 | 43.28 ± 0.002* | 17.03 ± 0.000 |
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MBC values (g/mL) expressed like total flavonoid content. *Significant difference between PEE and PWE (). Values are presented as the mean ± SD ().
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