Gamma hemolysis

Definition

noun

Nonhemolytic bacterial colony on blood agar plates.


Supplement

The hemolytic reactions of streptococci on blood agar plates can be used for their preliminary identification and classification. For instance, Streptococcus pneumoniae forms alpha hemolysis, Streptococcus pyogenes forms beta hemolysis, and Enterococcus faecalis displays gamma hemolysis on blood agar plates.


Variant: γ-hemolysis.

Synonym: nonhemolysis
Compare: alpha hemolysis, beta hemolysis


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