''Isospora'' is a genus of internal

parasite Parasitism is a Symbiosis, close relationship between species, where one organism, the parasite, lives on or inside another organism, the Host (biology), host, causing it some harm, and is Adaptation, adapted structurally to this way of lif ...

s in the subclass Coccidia. It is responsible for the condition isosporiasis, which causes acute, non-bloody diarrhoea in immunocompromised individuals.

Taxonomy

At least 248 species were originally described in this genus. For instance, the

house sparrow The house sparrow (''Passer domesticus'') is a bird of the sparrow family Passeridae, found in most parts of the world. It is a small bird that has a typical length of and a mass of . Females and young birds are coloured pale brown and grey, an ...

has 12 species of ''Isospora''. However, most species are little studied, and some authors doubt whether all should be recognized as distinct species. In 2005, all former ''Isospora'' species that infect mammalian hosts were reclassified as members of the genus '' Cystoisospora'', a member of the Sarcocystidae family.

References

External links

* Apicomplexa genera Conoidasida {{Apicomplexa-stub