nonhemolytic streptococcus

nonhemolytic streptococcus
any streptococcus that does not cause a change in the medium when cultured on blood agar. Called also γ-hemolytic or gamma-hemolytic s.

Medical dictionary. 2011.

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Look at other dictionaries:

  • nonhemolytic — non·he·mo·lyt·ic or chiefly Brit non·hae·mo·lyt·ic .hē mə lit ik adj not causing or characterized by hemolysis <a nonhemolytic streptococcus> …   Medical dictionary

  • Streptococcus — Not to be confused with Staphylococcus. Streptococcus Scientific classification Kingdom: Bacteria Phylum …   Wikipedia

  • Streptococcus anginosus — a species that includes streptococci of Lancefield groups F and G. β Hemolytic strains are found in several human sources including abscesses, while α hemolytic and nonhemolytic strains are associated with primary atypical pneumonia …   Medical dictionary

  • Streptococcus bovis — a species of α hemolytic and nonhemolytic organisms, part of Lancefield group D; it is found in the bovine alimentary tract and sometimes in human feces, and has been associated with human infective endocarditis and urinary tract infections …   Medical dictionary

  • Streptococcus dysgalactiae — a species containing both nonhemolytic and hemolytic organisms of Lancefield groups C, G, and L, divided into two subspecies on the basis of phenotypic and genotypic characterization …   Medical dictionary

  • Streptococcus dysgalactiae subsp. dysgalactiae — a subspecies comprising nonhemolytic and α hemolytic strains of Lancefield group C, commonly associated with bovine mastitis …   Medical dictionary

  • Streptococcus lactis — an α hemolytic or nonhemolytic species of Lancefield group N, part of the lactic group and not considered pathogenic; it is found in dairy products and is commonly responsible for the souring of milk …   Medical dictionary

  • Streptococcus uberis — an α hemolytic or nonhemolytic species with no specific Lancefield group antigen; it causes mastitis in cows, is found in milk, and occasionally causes human infections …   Medical dictionary

  • anhemolytic streptococcus — nonhemolytic s …   Medical dictionary

  • indifferent streptococcus — nonhemolytic s …   Medical dictionary

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