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Definition of retrovirus
: any of a family (Retroviridae) of single-stranded RNA viruses that produce reverse transcriptase by means of which DNA is produced using their RNA as a template and incorporated into the genome of infected cells, that are often tumorigenic, and that include the lentiviruses (such as the HIVs) and the causative agent of Rous sarcoma
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Recent Examples of retrovirus from the Web
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Robert Gallo, the most brilliant of all the scientists trying to figure out a new retrovirus, comes across as an intellectual thief and petty egomaniac whose battle with Luc Montagnier for credit for discovering H.I.V. was a distracting sideshow.
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HIV belongs to a group of retroviruses called the lentiviruses.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'retrovirus'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of retrovirus
New Latin
Medical Dictionary
Learn More about retrovirus
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Britannica.com: Encyclopedia article about retrovirus
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