Fig. 1From: Lactobacillus salivarius and L. gasseri down-regulate Aggregatibacter actinomycetemcomitans exotoxins expressionEffect of lactobacilli cell-free culture supernatants on CdtB expression in A. actinomycetemcominats OMZ295 and OMZ250b, measured by qRT-PCR. *,**Statistically significant difference (P < 0.05), compared to the untreated A. actinomycetemcomitans OMZ295 and OMZ250b controls, at the corresponding time-pointsBack to article page