共查询到20条相似文献，搜索用时 0 毫秒
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Enserink M 《Science (New York, N.Y.)》2008,320(5874):310-311
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Ferber D 《Science (New York, N.Y.)》2002,296(5570):1012-1015
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Normile D 《Science (New York, N.Y.)》2005,309(5744):2154-2155
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Balter M 《Science (New York, N.Y.)》2000,289(5486):1866-1867
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. 相似文献
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Enserink M 《Science (New York, N.Y.)》2004,305(5684):594-595
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Couzin J 《Science (New York, N.Y.)》2002,297(5579):174-175