We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAncient pathways programmed by small RNAs.AuthorsZamore PDPublicationScience (New York, N.Y.), 2002, Vol 296, Issue 5571, p1265ISSN1095-9203Publication typearticleDOI10.1126/science.1072457