Streptococcus sobrinus

**Definition:** A species of gram-positive, coccoid bacteria isolated from the human tooth surface. Strains have been shown to be cariogenic in experimental animals and may be associated with human dental caries.

**Tree numbers:** - B03.353.750.737.872.875.750 - B03.510.400.800.872.875.750 - B03.510.550.737.872.875.750