Tag Archives: mimivirus

Giant dsDNA Virus Origins: Megaviridae Evolutionary Analysis

Posted on May 16, 2012 by David Esteban

Contributed by guest blogger: Katy Hwang ’12
The discovery of the double stranded DNA (dsDNA) virus, Mimivirus, and the subsequent discovery of related Megavirus confounded the size limits of viral particles and the complexity of viral genomes. They are larger or … Continue reading →

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Posted in Evolution | Tagged , , , , , | 1 Comment

Sputnik: Hijacking the Big Mama

Posted on August 24, 2010 by David Esteban

A question I often get in class is: “Are there viruses that infect other viruses?”
The answer is still “no” but a recent discovery reported in Nature does starts to blur that line.  A newly identified virus, called Sputnik, tags along … Continue reading →

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Posted in Molecular Virology | Tagged , , , | Leave a comment