Gibbs, Adrian; Ohshima, Kazusato; Yasaka, Ryosuke; Mohammadi, Musa; Gibbs, Mark J; Jones, Roger A C
Potato virus Y (PVY) is a major pathogen of potatoes and other solanaceous crops worldwide. It is most closely related to potyviruses first or only found in the Americas, and it almost certainly originated in the Andes, where its hosts were domesticated. We have inferred the phylogeny of the published genomic sequences of 240 PVY isolates collected since 1938 worldwide, but not the Andes. All fall into five groupings, which mostly, but not exclusively, correspond with groupings already devised...[Show more]
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