title: Streptococcus mutans isolates identified by biochemical tests and DNA base contents.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004269:DNA, Bacterial / Q000032:analysis*; D003773:Dental Plaque / Q000382:microbiology; D006801:Humans; D008875:Middle Aged; D013045:Species Specificity; D013295:Streptococcus mutans / Q000032:analysis / Q000302:isolation & purification*
chemical_list: D004269:DNA, Bacterial