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.