Main Page | See live article | Alphabetical index Reoviruses (short for respiratory enteric orphan viruses) are a group of viruses, including some that affect the gastrointestinal system (such as rotavirus), and some that cause respiratory infections. Their genetic material is double-stranded RNA. This article is a stub. You can help Wikipedia by fixing it. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.