Bioassay guided fractionation of an antimycobacterial extract of Arracacia tolucensis var. multifida (Umbelliferae) led to the isolation of isoimperatorin (1), osthol (2)[...]

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Extensive fractionation of an extract from the grain-based culture of the endophytic fungus Preussia minimoides led to the isolation of two new polyketides with novel ske[...]

Fungi have consistently been one of the richest sources of natural products, with unprecedented chemical scaffolds and potent biological activities. During the last 20 ye[...]

During our ongoing research on fungal strains from unexplored sources, the reinvestigation of the CHCl3-MeOH extract of the marine-facultative Aspergillus sp. MEXU 27854 [...]

Chemical investigation of Punctularia atropurpurascens strain HM1 (Punctulariaceae), a corticioid isolated from a decorticated piece of Quercus bark collected in Bosque d[...]