As a biotrophic fungus, Ustilago maydis (maize smut fungus) relies on living plant tissues for sustenance. Once U. maydis cells of compatible mating types fuse on a leaf surface, they… Click to show full abstract
As a biotrophic fungus, Ustilago maydis (maize smut fungus) relies on living plant tissues for sustenance. Once U. maydis cells of compatible mating types fuse on a leaf surface, they produce a dikaryotic filament with a specialized infection structure—the appressorium—that penetrates epidermal
               
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