''Shigella boydii'' is a Gram-negative

bacterium 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 among ...

of the genus ''

Shigella ''Shigella'' is a genus of bacteria that is Gram-negative, facultative anaerobic, non-spore-forming, nonmotile, rod-shaped, and genetically closely related to '' E. coli''. The genus is named after Kiyoshi Shiga, who first discovered it in ...

''. Like other members of the genus, ''S. boydii'' is a non

motile Motility is the ability of an organism to move independently, using metabolic energy. Definitions Motility, the ability of an organism to move independently, using metabolic energy, can be contrasted with sessility, the state of organisms th ...

, nonsporeforming, rod-shaped bacterium which can cause

dysentery Dysentery (UK pronunciation: , US: ), historically known as the bloody flux, is a type of gastroenteritis that results in bloody diarrhea. Other symptoms may include fever, abdominal pain, and a feeling of incomplete defecation. Complications ...

in humans through fecal-oral contamination. ''Shigella boydii'' is the most genetically divergent species of the genus ''Shigella''. There are 19 known

serotype A serotype or serovar is a distinct variation within a species of bacteria or virus or among immune cells of different individuals. These microorganisms, viruses, or cells are classified together based on their surface antigens, allowing the ep ...

s of ''Shigella boydii''. ''S. boydii'' is restricted to the Indian subcontinent. The species is named after the British bacteriologist John Boyd.

Sequenced genomes

*''Shigella boydii'' strain BS512 (serotype 18; group 1) has one chromosome and five plasmids.

References

External links

''Shigella boydii'' Genome Project Page
— by Entrez *
Type strain of ''Shigella boydii'' at Bac''Dive'' - the Bacterial Diversity Metadatabase
Enterobacteriaceae Waterborne diseases Bacteria described in 1949 {{Enterobacterales-stub