title: Selective medium for the isolation of streptococci from clinical specimens.
abstract: Incorporating neomycin and nalidixic acid into a blood-agar base resulted in a medium highly selective for beta-hemolytic streptococci under conditions in which detection of streptococcal colonies by conventional means would have been very difficult.
mesh_terms: D000362:Agar; D000818:Animals; D001431:Bacteriological Techniques; D001769:Blood; D003470:Culture Media; D006801:Humans; D009268:Nalidixic Acid; D009355:Neomycin; D010614:Pharynx / Q000382:microbiology; D012756:Sheep; D013290:Streptococcal Infections / Q000382:microbiology*; D013291:Streptococcus / Q000302:isolation & purification*
chemical_list: D003470:Culture Media; D009268:Nalidixic Acid; D000362:Agar; D009355:Neomycin