''Neorickettsia'' is a genus of bacteria.

Species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

strain Strain may refer to: Science and technology * Strain (biology), variants of plants, viruses or bacteria; or an inbred animal used for experimental purposes * Strain (chemistry), a chemical stress of a molecule * Strain (injury), an injury to a mu ...

s in this

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

are coccoid or pleomorphic cells that reside in cytoplasmic

vacuole A vacuole () is a membrane-bound organelle which is present in plant and fungal cells and some protist, animal, and bacterial cells. Vacuoles are essentially enclosed compartments which are filled with water containing inorganic and organic m ...

s within

monocyte Monocytes are a type of leukocyte or white blood cell. They are the largest type of leukocyte in blood and can differentiate into macrophages and conventional dendritic cells. As a part of the vertebrate innate immune system monocytes also ...

s and macrophages of

dog The dog (''Canis familiaris'' or ''Canis lupus familiaris'') is a domesticated descendant of the wolf. Also called the domestic dog, it is derived from the extinct Pleistocene wolf, and the modern wolf is the dog's nearest living relative. Do ...

horse The horse (''Equus ferus caballus'') is a domesticated, one-toed, hoofed mammal. It belongs to the taxonomic family Equidae and is one of two extant subspecies of ''Equus ferus''. The horse has evolved over the past 45 to 55 million yea ...

bat Bats are mammals of the order Chiroptera.''cheir'', "hand" and πτερόν''pteron'', "wing". With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more agile in flight than most ...

s, and

human Humans (''Homo sapiens'') are the most abundant and widespread species of primate, characterized by bipedalism and exceptional cognitive skills due to a large and complex brain. This has enabled the development of advanced tools, cultu ...

s. '' Neorickettsia sennetsu'' causes Sennetsu ehrlichiosis. Unlike other forms of ehrlichiosis, ''Neorickettsia sennetsu'' is transmitted by

trematode Trematoda is a class of flatworms known as flukes. They are obligate internal parasites with a complex life cycle requiring at least two hosts. The intermediate host, in which asexual reproduction occurs, is usually a snail. The definitive h ...

s from fish. '' Neorickettsia risticii'' causes

Potomac horse fever Potomac Horse Fever (PHF) is a potentially-fatal febrile illness affecting horses caused by the intracellular bacterium '' Neorickettsia risticii''. PHF is also known as Shasta River Crud and Equine Monocytic Ehrlichiosis. It was first described i ...

. '' Neorickettsia helminthoeca'' is found in association with the trematode '' Nanophyetus salmincola'', and causes salmon poisoning disease in dogs and other canids. '' Neorickettsia elokominica'' causes a similar disease, Elokomin fluke fever, in canids and other species.

Species

* '' Neorickettsia risticii'' * '' Neorickettsia sennetsu'' * '' Neorickettsia elokominica'' * '' Neorickettsia helminthoeca''

References

External links

Rickettsiales Bacteria genera {{Alphaproteobacteria-stub