Abstract
A new microbial metabolite, designated fistupyrone, was isolated from the culture broth of a plant-associated Streptomyces sp. TP-A0569. Fistupyrone inhibited the in vivo infection of the seedlings of Chinese cabbage by Alternaria brassicicola TP-F0423, the cause of Alternaria leaf spot, without any in vitro fungicidal activity.
MeSH terms
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Alternaria / drug effects*
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Alternaria / pathogenicity
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Antifungal Agents / chemistry
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Antifungal Agents / isolation & purification
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Antifungal Agents / metabolism
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Antifungal Agents / pharmacology*
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Brassica / microbiology*
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Pest Control, Biological
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Plant Diseases / microbiology*
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Pyrones / chemistry
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Pyrones / isolation & purification
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Pyrones / metabolism
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Pyrones / pharmacology*
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Streptomyces / classification*
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Streptomyces / growth & development
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Streptomyces / metabolism*
Substances
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Antifungal Agents
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Pyrones
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fistupyrone