Table 2: In vitro comparison of the effect of ethanolic extracts of propolis collected in Santiago de Chuco in the summer and autumn versus 96% ethanol on the growth of Streptococcus mutans ATCC 25175.
| - |
Inhibition Halo (mm) |
| Summer |
Autumn |
Negative Control (96% Ethanol) |
| Mean |
18.2 |
26.4 |
0.0 |
| SD |
1.8 |
2.6 |
0.0 |
| ANOVA: F |
332.09 |
| p |
0.000 |
| Dunnett’s |
a |
a |
b |
Source: Data provided by the author.