An ancient retrovirus is resurrected

Retroviruses have been around longer than humanity itself. In fact, the best-known family member, HIV, is a relative youngster, with its first known human infections occurring sometime in the mid-20th century.

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<p><a href="http://www.physorg.com/news91205865.html">An ancient retrovirus is resurrected</a></p> <p>Retroviruses have been around longer than humanity itself. In fact, the best-known family member, HIV, is a relative youngster, with its first known human infections occurring sometime in the mid-20th century.</p>