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Tag Archives: Begomovirus

First report of Sweet potato leaf curl virus infecting sweet potato in Argentina

This is a report of the complete nucleotide sequence of a begomovirus infecting sweet potato in the Northeastern region of Argentina. Sequence comparisons indicated that the isolate under study has the highest nucleotide sequence identity (93.6 %) with Sweet potato leaf curl virus Puerto Rico. According to the current taxonomic criteria for begomovirus …

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Sweetpotato Viruses Cause Disease in Sweet Potato and Related Ipomoea spp.: Fulfilling Koch’s Postulates for a Divergent Group in the Genus Begomovirus

Sweet potato (Ipomoea batatas) and related Ipomoea species are frequently infected by monopartite begomoviruses (genus Begomovirus, family Geminiviridae), known as sweepoviruses. Unlike other geminiviruses, the genomes of sweepoviruses have been recalcitrant to rendering infectious clones to date. Thus, Koch’s postulates have not been fullfilled for any of the viruses in …

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