Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.

Alpha hemolysis

From Biology-Online Dictionary | Biology-Online Dictionary
Jump to: navigation, search

Definition

noun

A partial hemolysis on blood agar plates as indicated by a green discoloration around the bacterial colony.


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: α-hemolysis.

Synonyms:


Compare: beta hemolysis, gamma hemolysis