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alpha-hemolysis
Zone of hemolysis about a colony of bacteria in blood agar cultures greenish in color due to partial decomposition of hemoglobin. Organisms causing alpha-hemolysis in blood agar include: strains of streptococci or pneumococci.
Etiology:
- bacteria causing beta-hemolysis in blood agar include:
a) Streptococcus pneumoniae
b) other strains of Streptococci
Related
alpha-hemolytic streptococcus
General
hemolysis
References
Stedman's Medical Dictionary 27th ed, Williams &
Wilkins, Baltimore, 1999