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Viridistratins A−C, Antimicrobial and Cytotoxic Benzo[<i>j</i>]fluoranthenes from Stromata of <i>Annulohypoxylon viridistratum</i> (Hypoxylaceae, Ascomycota)
Published 2020-05-01“…Their chemical structures were elucidated by means of spectral methods, including nuclear magnetic resonance (NMR) spectroscopy and high-resolution mass spectrometry (HR-MS). …”
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Two New Triterpenes from Basidiomata of the Medicinal and Edible Mushroom, <i>Laetiporus sulphureus</i>
Published 2021-11-01“…The structures of the isolated compounds were elucidated based on their 1D and 2D nuclear magnetic resonance (NMR) spectroscopic data in combination with high-resolution electrospray mass spectrometric (HR-ESIMS) data. …”
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Five Tetramic Acid Derivatives Isolated from the Iranian Fungus <i>Colpoma</i> <i>quercinum</i> CCTU A372
Published 2021-05-01“…The planar structures of <b>1</b>–<b>5</b> were determined by high-resolution electrospray ionization mass spectrometry (HR-ESIMS) and extensive 1D and 2D nuclear magnetic resonance (NMR) spectroscopy. Their absolute configurations were determined by the combination of electronic circular dischroism (ECD) analysis, <i>J</i>-based configurational analysis, and a rotating-frame Overhauser effect spectroscopy (ROESY) experiment. …”
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Antimicrobial and Cytotoxic Cyathane-Xylosides from Cultures of the Basidiomycete <i>Dentipellis fragilis</i>
Published 2022-08-01“…All compounds were characterized by high-resolution electrospray ionization mass spectrometry (HR-ESIMS) as well as by 1D and 2D nuclear magnetic resonance (NMR) spectroscopy. Several of the compounds exhibited significant activities in standardized cell-based assays for the determination of antimicrobial and cytotoxic effects. …”
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Nonocarbolines A–E, <i>β</i>-Carboline Antibiotics Produced by the Rare Actinobacterium <i>Nonomuraea</i> sp. from Indonesia
Published 2020-03-01“…Their structures were elucidated from high-resolution mass spectrometry, 1D and 2D nuclear magnetic resonance spectroscopy, and the absolute configuration of <b>4</b> was determined by using the modified Mosher method. …”
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Drimane-Type Sesquiterpenoids Derived from the Tropical Basidiomycetes <i>Perenniporia centrali-africana</i> and <i>Cerrena</i> sp. nov
Published 2022-09-01“…The structures were elucidated based on 1D and 2D nuclear magnetic resonance (NMR) spectroscopic data, in combination with high-resolution electrospray mass spectrometric (HR-ESIMS) data. …”
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Seven New Cytotoxic and Antimicrobial Xanthoquinodins from <i>Jugulospora vestita</i>
Published 2020-09-01“…The structures of the xanthoquinodins were determined by analysis of the nuclear magnetic resonance (NMR) spectroscopic and mass spectrometric data. …”
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Phylogenetic Assignment of the Fungicolous <i>Hypoxylon invadens</i> (Ascomycota, Xylariales) and Investigation of its Secondary Metabolites
Published 2020-09-01“…</i><i>invadens</i> was thus subjected to submerged cultivation to investigate the produced secondary metabolites, followed by isolation via preparative chromatography and subsequent structure elucidation by means of nuclear magnetic resonance (NMR) spectroscopy and high-resolution mass spectrometry (HR-MS). …”
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Macrooxazoles A–D, New 2,5-Disubstituted Oxazole-4-Carboxylic Acid Derivatives from the Plant Pathogenic Fungus <i>Phoma macrostoma</i>
Published 2020-11-01“…Their structures were elucidated based on high-resolution mass spectrometry (HR-MS) and nuclear magnetic resonance (NMR) spectroscopy. The hitherto unclear structure of macrocidin Z (<b>6</b>) was also confirmed by its first total synthesis. …”
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Bioprospection of Tenellins Produced by the Entomopathogenic Fungus <i>Beauveria neobassiana</i>
Published 2024-01-01“…Their chemical structures were elucidated by 1D and 2D nuclear magnetic resonance (NMR) spectroscopy in combination with high-resolution electrospray ionization mass spectrometry (HR-ESI-MS). …”
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Resolution of the <i>Hypoxylon fuscum</i> Complex (Hypoxylaceae, Xylariales) and Discovery and Biological Characterization of Two of Its Prominent Secondary Metabolites
Published 2021-02-01“…Their structures were established by nuclear-magnetic resonance (NMR) spectroscopy as 3′-malonyl-daldinin F (<b>6</b>) and pseudofuscochalasin A (<b>4</b>). …”
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Phylogenetic and Chemotaxonomic Studies Confirm the Affinities of <i>Stromatoneurospora phoenix</i> to the Coprophilous Xylariaceae
Published 2020-08-01“…Aside from two new eremophilane sesquiterpenoids named phoenixilanes A–B (<b>1</b>–<b>2</b>), four other components that are known from species of the xylariaceous genera <i>Xylaria</i> and <i>Poronia</i> were identified by spectral methods (nuclear magnetic resonance spectroscopy and high resolution mass spectrometry). …”
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Meroterpenoids Possibly Produced by a Bacterial Endosymbiont of the Tropical Basidiomycete <i>Echinochaete brachypora</i>
Published 2022-05-01“…The pure metabolites were identified using extensive nuclear magnetic resonance (NMR) spectroscopy and high-resolution mass spectrometry (HR-MS). …”
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Unprecedented Antimicrobial and Cytotoxic Polyketides from Cultures of <i>Diaporthe africana</i> sp. nov.
Published 2023-07-01“…The structures <b>1</b>–<b>8</b> were determined by a detailed analysis of their spectral data, namely high-resolution electrospray ionization mass spectrometry (HR-ESIMS), 1D/2D nuclear magnetic resonance (NMR) spectroscopy, as well as electronic circular dichroism (ECD) spectra. …”
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Neurotrophic and Immunomodulatory Lanostane Triterpenoids from Wood-Inhabiting Basidiomycota
Published 2022-11-01“…The structures of the isolated compounds were elucidated based on nuclear magnetic resonance (NMR) spectroscopy in combination with high-resolution electrospray mass spectrometry (HR-ESIMS). …”
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