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Pronunciation: re'o-vir'i-de

Definition: A family of double-stranded RNA viruses, some of which (Reovirus) previously were included with Echoviruses, and others (Orbivirus), with arboviruses. Virions are 60–80 nm in diameter, usually naked, and ether resistant; genomes contain double-stranded, segmented RNA (MW 10–16 × 106); capsids are of icosohedral symmetry with two layers of capsomeres. The family comprises nine genera: Orthoreovirus, Orbivirus, Rotavirus, Coltivirus, Aquareovirus, cytoplasmic polyhedrosis virus group (Cypovirus), and three plant reovirus groups (Phytoreovirus, Fijivirus, and Oryzavirus).

[respiratory enteric orphan + viridae]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.