Figure 5From: Monitoring the prevalence of viable and dead cariogenic bacteria in oral specimens and in vitro biofilms by qPCR combined with propidium monoazideComparison of the total (qPCR) and viable (PMA-qPCR) S. mutans cell numbers in oral specimens. (A) Dental plaque from caries-free patients (n=24) and carious dentin (n=21). (B) Saliva from caries-free children (n=24) and patients with dental caries (n=21). *; p < 0.05Back to article page