Research Article
Antibacterial Effect of Juglans Regia Bark against Oral Pathologic Bacteria
Table 2
Average of inhibition zone of ethanolic extract on bacteria (mm).
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Negative control: water. Positive control: Tetracycline (30 μg) against Streptococcus mutans, Streptococcus salivarius and Erithromycin (15 μg) against Streptococcus sanguis. (—): no inhibition zone. |