PerspectivePlant Science

Viruses Face a Double Defense by Plant Small RNAs

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Science  07 Jul 2006:
Vol. 313, Issue 5783, pp. 54-55
DOI: 10.1126/science.1130818

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Summary

Plants fight viral infections with enzymes that digest viral RNA, but viruses retaliate with proteins that suppress these enzymes. To boost their antiviral response plants deploy enzymes with redundant functions.