Bacteria in oral cavity are associated with oral health, as well as with dental caries. Cariogenic streptococci depend on a biofilm lifestyle for survival and persistence in the oral cavity. Primary factors allowed tooth caries is Streptococcus mutans colonization on tooth biofilms. Biofilm formation depend on carbohidrat diet n some enzyme that produced by Streptococcus mutans. It will enhance oral environment to be acid and causes tooth demineralization.
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