Abstract:
文章对石花菜共附生烟曲霉Aspergillus fumigatus 9-1次级代谢产物的结构和活性进行了研究。通过薄层色谱、硅胶柱色谱、高效液相色谱、凝胶色谱等对石花菜共附生烟曲霉A.fumigatus 9-1次级代谢产物进行分离纯化,从中得到了16个化合物。通过核磁共振波谱等波谱分析方法、结合文献对照,鉴定它们的结构依次为:prenylcyclotryprostatin A(1)、verruculogen TR-2(2)、cyclotryprostatin E(3)、cyclotryprostatin B(4)、asperfumigatin(5)、12R,13S-dihydroxyfumitremorgin C(6)、spirocyclic diketopiperazine alkaloid(7)、fumigaclavine C(8)、fumigaclavine A(9)、chaetominine(10)、fumiquinazoline J(11)、thymidine(12)、pyripyropene A(13)、monomethylsulochrin(14)、questin(15)、helvolic acid(16)。其中化合物1首次从Aspergillus中发现。抗菌活性研究表明:16对Listeria monocytogenes具有较强的抗菌活性,最小抗菌浓度为4.03μg·mL
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热带海洋学报
Year: 2025
Issue: 03
Volume: 44
Page: 157-166
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 2
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