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We thank Ms Teiko Yamada of the Faculty of Agriculture at Tohoku University for the HR–FAB–MS measurements.
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Shiono, Y., Yokoi, M., Koseki, T. et al. Allantopyrone A, a new α-pyrone metabolite with potent cytotoxicity from an endophytic fungus, Allantophomopsis lycopodina KS-97. J Antibiot 63, 251–253 (2010). https://doi.org/10.1038/ja.2010.18
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DOI: https://doi.org/10.1038/ja.2010.18
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