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Pronunciation: spu'ma-vir'i-ne

Definition: Formerly a subfamily of viruses (family Retroviridae) that includes the foamy viruses (agents) of primates and other mammals; they are now placed in the genus Spumavirus. In common with other retroviruses, they possess RNA-dependent DNA polymerases (reverse transcriptase).

[L. spuma, foam]

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