Flexal virus

{{Short description|Species of virus}}

{{virusbox

| name = Flexal virus

| parent = Mammarenavirus

| species = Mammarenavirus flexalense

| synonyms = * Flexal mammarenavirus

| synonyms_ref = {{cite web|title=History of the taxon: Species: Mammarenavirus flexalense (2024 Release, MSL #40)|url=https://ictv.global/taxonomy/taxondetails?taxnode_id=202402575&taxon_name=Mammarenavirus%20flexalense|publisher=International Committee on Taxonomy of Viruses|access-date=18 March 2025}}

}}

Flexal virus or FLEV (and previously known by the laboratory code BeAn 293022) is a mammarenavirus: an arenavirus with a mammalian host.{{Cite book|title=Arenaviruses|last=Zuckerman|first=Ben|publisher=Elsevier |year=2014|isbn=9780080877372|editor-last=Howard|editor-first=C R|pages=7}} It was first found in semiaquatic rodents of the genus Oryzomys in tropical forest in the Pará area of Brazil.{{harvnb|Zuckerman|2014|isbn=9780080877372|p=10}}

It is a member of Clade A of the Tacaribe (or "New World") serocomplex of the family Arenaviridae.{{Cite web|url=http://www.cfsph.iastate.edu/Factsheets/pdfs/viral_hemorrhagic_fever_arenavirus.pdf|title=Viral Hemorrhagic Fevers Caused by Arenaviruses|last=|first=|date=February 2010|website=The Center for Food Security and Public Health|publisher=Iowa State University|access-date=24 August 2016}} Laboratory workers infected by Flexal virus have exhibited febrile illness.Flexal virus is listed as a UN 2814 Category A infectious substance.{{cite web|url=http://www.ncl.ac.uk/ohss/assets/documents/CatAindicativelist.pdf|title=Indicative list of Category A infectious substances|access-date=2016-08-25}}