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两种新型类固醇衍生物来自深海衍生真菌阿斯伯吉勒斯 (Aspergillus versicolor) SCSIO 4132525

Shengyi Deng^1,2, Yingying Song^2,3, Yushi Chen²

¹Wuya College of Innovation, Shenyang Pharmaceutical University, Shenyang, China.

Chemistry & biodiversity

|March 2, 2026

概括

深海Aspergillus versicolor产生了新的类固醇衍生物和其他化合物. 一种类固醇具有独特的cholesta-4,8-dien-3-one支架,所有化合物都经过了对各种生物活动的测试.

科学领域:

海洋天然产品化学化学
微生物代谢学
药物发现药物发现药物发现

背景情况:

深海微生物是新生物活性化合物的有希望的来源.
阿斯珀吉勒斯种类是众所周知的各种二次代谢产物的生产者.
研究深海真菌的代谢物可以发现独特的化学支架.

研究的目的:

从深海衍生的真菌中分离和表征二次代谢物阿斯伯吉卢斯versicolor SCSIO 41325.
识别具有潜在制药应用的新化学结构.
评估分离化合物的生物活性.

主要方法:

使用色谱技术分离和净化化合物.
通过核磁共振 (NMR) 谱学和高分辨率电喷射电离化质谱学 (HR-ESI-MS) 阐明结构.
单晶X射线衍射用于最终的结构确认.
综合生物查,包括抗微生物,酶抑制和抗氧化剂检测.

主要成果:

隔离了十种化合物:两种新的类固醇衍生物 (1-2),一种基 (3),一种氨基酸衍生物 (4),五种循环二 (5-9),以及一种奇纳基 (10).
化合物2代表了天然产品中以前未报告的可莱斯塔-4,8--3-one类固醇支架.
详细的结构特征证实了分离的化合物的身份和新性.
预先的生物评估表明了对致病性微生物和酶的潜在活动.

结论:

来自深海的Aspergillus versicolor SCSIO 41325是一种结构多样化的二次代谢物的来源,包括新型类固醇.
鉴定出一种新的类固醇支架突出了海洋真菌在发现独特化学实体方面的潜力.
对这些化合物的生物活性进行进一步的研究可能会导致开发新的治疗剂.

关键词:

亚斯伯吉拉斯 (Aspergillus versicolor) 是一种有色的植物.在深海,深海.类固醇衍生品类固醇衍生品

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