Article of the Day: Retroviruses

Article of the Day:

A retrovirus is a type of RNA virus that reproduces itself by transcribing its DNA into the genetic material of the host cell. These viruses are therefore used as vectors by genetic engineers to import foreign DNA into certain cells. Retroviruses sometimes destroy the cells whose DNA they alter, as with HIV, and sometimes cause them to become cancerous, as with the viruses that cause certain leukemias. What enables retroviruses to rapidly develop resistance to antiviral drugs? More…:

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