Begomoviruses (family Geminiviridae ) cause economic damage around the world in tomato crops. Here, we present the molecular characterization of a new bipartite begomovirus that infects tomato in Argentina. Sequences… Click to show full abstract
Begomoviruses (family Geminiviridae ) cause economic damage around the world in tomato crops. Here, we present the molecular characterization of a new bipartite begomovirus that infects tomato in Argentina. Sequences analyses revealed that the DNA-A of this begomovirus shares the highest nucleotide percentage identity (81.3%) with Centrosema yellow spot virus (CenYSV). In phylogenetic studies, the DNA-A sequence was shown to be related to bipartite and monopartite begomoviruses from Brazil. Tomato plants biolistically inoculated with the new virus displayed vein clearing and leaf deformation symptoms, fulfilling the Koch’s postulate. We propose the tentative name tomato vein clearing leaf deformation virus (ToVCLDeV) for this new begomovirus species.
               
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