Arteriviridae

{{Short description|Family of viruses in the suborder Arnidovirineae}}

{{Use dmy dates|date=March 2020}}

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| image_caption = Arterivirus virion

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| image2 = Equartevirus_genome.png

| image2_caption = Equine artevirus genome

| taxon = Arteriviridae

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| subdivision_ranks = Subfamilies

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Arteriviridae is a family of enveloped, positive-strand RNA viruses in the order Nidovirales which infect vertebrates.{{Cite web|title=Arteriviridae ~ ViralZone|url=https://viralzone.expasy.org/28?outline=all_by_species|access-date=2021-06-17|website=viralzone.expasy.org}}{{cite web |title=Virus Taxonomy: 2018b Release |url=https://ictv.global/taxonomy |website=International Committee on Taxonomy of Viruses (ICTV) |access-date=23 September 2019 |language=en |date=March 2019}} Host organisms include equids, pigs, Possums, nonhuman primates, and rodents. The family includes, for example, equine arteritis virus in horses which causes mild-to-severe respiratory disease and reproductive failure, porcine reproductive and respiratory syndrome virus type 1 and type 2 in pigs which causes a similar disease, simian hemorrhagic fever virus which causes a highly lethal fever, lactate dehydrogenase–elevating virus which affects mice, and wobbly possum disease virus.{{Cite journal|last1=Dastjerdi|first1=Akbar|last2=Inglese|first2=Nadia|last3=Partridge|first3=Tim|last4=Karuna|first4=Siva|last5=Everest|first5=David J.|last6=Frossard|first6=Jean-Pierre|last7=Dagleish|first7=Mark P.|last8=Stidworthy|first8=Mark F.|date=February 2021|title=Novel Arterivirus Associated with Outbreak of Fatal Encephalitis in European Hedgehogs, England, 2019|journal=Emerg Infect Dis|volume=27|issue=2|pages=578–581|doi=10.3201/eid2702.201962|pmc=7853545|pmid=33496231}}{{cite journal|last1=Kappes|first1=MA|last2=Faaberg|first2=KS|title=PRRSV structure, replication and recombination: Origin of phenotype and genotype diversity|journal=Virology|date=May 2015|volume=479–480|pages=475–86|doi=10.1016/j.virol.2015.02.012|pmid=25759097|pmc=7111637|doi-access=free}}

Structure

Member viruses are enveloped, spherical, and 45–60 nm in diameter.{{cite book |title=Fenner's Veterinary Virology |chapter=Chapter 25 - Arteriviridae and Roniviridae |date=2017 |publisher=Academic Press |pages=463–476 |doi=10.1016/B978-0-12-800946-8.00025-8 |isbn=9780128009468 |s2cid=216045035 |chapter-url=https://www.sciencedirect.com/science/article/pii/B9780128009468000258|edition=Fifth }}

Genome

Arteriviruses have a positive-sense single-stranded RNA genome.

Taxonomy

File:41598_2018_29560_Fig2_HTML_(1).webp

The family contains six subfamilies that contain 13 genera. This taxonomy is shown hereafter (-virinae denotes subfamily and -virus denotes genus):{{cite web|title=Virus Taxonomy: 2024 Release|url=https://ictv.global/taxonomy|publisher=International Committee on Taxonomy of Viruses|access-date=16 March 2025}}

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References

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