Betanodavirus | |
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Electron micrographs of grouper nervous necrosis virus particles | |
Virus classification | |
(unranked): | Virus |
Realm: | Riboviria |
Kingdom: | Orthornavirae |
Phylum: | Kitrinoviricota |
Class: | Magsaviricetes |
Order: | Nodamuvirales |
Family: | Nodaviridae |
Genus: | Betanodavirus |
Betanodavirus, or nervous necrosis virus (NNV), is a genus of nonenveloped positive-strand RNA viruses in the family Nodaviridae.[1] Member viruses infect fish and cause viral nervous necrosis (VNN) and viral encephalopathy and retinopathy (VER).[2] The genus contains four species.[3]