''Staphylococcus gallinarum'' is a

Gram-positive In bacteriology, gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is traditionally used to quickly classify bacteria into two broad categories according to their type of cell wall. Gram-positive bac ...

coagulase Coagulase is a protein enzyme produced by several microorganisms that enables the conversion of fibrinogen to fibrin. In the laboratory, it is used to distinguish between different types of '' Staphylococcus'' isolates. Importantly, '' S. aureu ...

-negative member of the

bacteria Bacteria (; singular: bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell. They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria were am ...

l genus ''

Staphylococcus ''Staphylococcus'' is a genus of Gram-positive bacteria in the family Staphylococcaceae from the order Bacillales. Under the microscope, they appear spherical ( cocci), and form in grape-like clusters. ''Staphylococcus'' species are facultat ...

'' consisting of single, paired, and clustered cocci. Strains of this species were first isolated from chickens and a pheasant. The cells contain cell walls with chemical similarity to those of ''

Staphylococcus epidermidis ''Staphylococcus epidermidis'' is a Gram-positive bacterium, and one of over 40 species belonging to the genus ''Staphylococcus''. It is part of the normal human microbiota, typically the skin microbiota, and less commonly the mucosal microbiot ...

''. Since its initial discovery, ''S. gallinarum'' has also been found in the saliva of healthy human adults. ''Staphylococcus gallinarum'' is not generally pathogenic, though it has been isolated from infected wounds of hospital patients, from blood of a patient with a chronic

hepatitis B Hepatitis B is an infectious disease caused by the '' Hepatitis B virus'' (HBV) that affects the liver; it is a type of viral hepatitis. It can cause both acute and chronic infection. Many people have no symptoms during an initial infection. F ...

infection, and from an eye infection (

endophthalmitis Endophthalmitis is inflammation of the interior cavity of the eye, usually caused by infection. It is a possible complication of all intraocular surgeries, particularly cataract surgery, and can result in loss of vision or loss of the eye itself ...

). The infection rate and morbidity of ''S. gallinarum'' is comparatively low and its effects on humans are limited.

References

External links

Type strain of ''Staphylococcus gallinarum'' at Bac''Dive'' - the Bacterial Diversity Metadatabase
gallinarum Bacteria described in 1983 {{Staphylococcaceae-stub