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Pronunciation: pa-po'va-vir'i-de

Definition: A family of small, antigenically distinct viruses that replicate in nuclei of infected cells; most have oncogenic properties. Virions are 45–55 nm in diameter, nonenveloped, and ether resistant; capsids are icosahedral with 72 capsomeres, and they contain double-stranded circular DNA (MW 3–5 × 106). The family includes two genera, Papillomavirus and Polyomavirus.

[papilloma + polyoma + vacuolating]

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