News FocusVirology

Evolution on Life's Fringes

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Science  15 Sep 2000:
Vol. 289, Issue 5486, pp. 1866
DOI: 10.1126/science.289.5486.1866

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TOURTOUR, FRANCE-- Earlier this summer, two dozen scientists gathered here to take another crack at the question of viral origins and evolution. Fresh evidence that viruses have existed for billions of years suggests that they were on hand when the first cells arose. That has scientists wondering what role these stripped-down microbes played in the evolution of life.