''Kingella'' is a genus of

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

of the family Neisseriaceae. It belongs to the HACEK group of fastidious

Gram-negative Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. They are characterized by their cell envelopes, which are composed of a thin peptidoglycan cell wa ...

bacteria that tend to cause

endocarditis Endocarditis is an inflammation of the inner layer of the heart, the endocardium. It usually involves the heart valves. Other structures that may be involved include the interventricular septum, the chordae tendineae, the mural endocardium, or the ...

. ''

Kingella kingae ''Kingella kingae'' is a species of Gram-negative facultative anaerobic β-hemolytic coccobacilli. First isolated in 1960 by Elizabeth O. King, it was not recognized as a significant cause of infection in young children until the 1990s, when ...

'' is its

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specime ...

Species

As of 2021, five species belong to the genus: *''

Kingella denitrificans ''Kingella'' is a genus of bacteria of the family Neisseriaceae. It belongs to the HACEK group of fastidious Gram-negative bacteria that tend to cause endocarditis. ''Kingella kingae'' is its type species. Species As of 2021, five species be ...

'' Snell & Lapage 1976 *''

'' (Henriksen & Bøvre 1968) Henriksen & Bøvre 1976 *''

Kingella negevensis ''Kingella'' is a genus of bacteria of the family Neisseriaceae. It belongs to the HACEK group of fastidious Gram-negative bacteria that tend to cause endocarditis. ''Kingella kingae'' is its type species. Species As of 2021, five species be ...

'' El Houmami ''et al''. 2017 *''

Kingella oralis ''Kingella'' is a genus of bacteria of the family Neisseriaceae. It belongs to the HACEK group of fastidious Gram-negative bacteria that tend to cause endocarditis. ''Kingella kingae'' is its type species. Species As of 2021, five species be ...

'' corrig. Dewhirst ''et al''. 1993 *'' Kingella potus'' Lawson ''et al''. 2005

References

Neisseriales {{Betaproteobacteria-stub