Isolation Gram Positive Bacteria from Deep Carious Lesion Iraq-Baghdad.

Abstract

Streptococcus mutans is one of cariogenic microorganisms associated with tooth decay. The ecological plaque according with the hypothesis and caries is the changes consequence in the natural dental plaque microflora. 100 specimens were according to be positive bacterial isolates by using Mitis-Salivarius agar medium. 98% for total isolates were considered Streptococcus and specially S. mutans identification depending on biochemical test and Vitech 2 system.

The common species strain according to (eight strains) including Bacillus sp., Staphylococcus sp., Enterococcus. Faaecalis, Streptococcus sp, aerobic bacteria and Lactobacillus fermentum,