Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409

Two new phenylspirodrimanes, stachybotrins K and L (<b>1</b> and <b>2</b>), together with eight known analogues (<b>3</b>–<b>10</b>), were isolated from deep-sea-derived <i>Stachybotrys</i> sp. MCCC 3A00409. Their structures were determined...

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Main Authors: Xinhua Ma, Min Wu, Zhenwei Chen, Fan Cao, Tianhua Zhong, Zhuhua Luo, Zongze Shao, Yonghong Zhang, Limin Chen, Zhiqiang Zhang
Format: Article
Language:English
Published: MDPI AG 2024-04-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/29/7/1685
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author Xinhua Ma
Min Wu
Zhenwei Chen
Fan Cao
Tianhua Zhong
Zhuhua Luo
Zongze Shao
Yonghong Zhang
Limin Chen
Zhiqiang Zhang
author_facet Xinhua Ma
Min Wu
Zhenwei Chen
Fan Cao
Tianhua Zhong
Zhuhua Luo
Zongze Shao
Yonghong Zhang
Limin Chen
Zhiqiang Zhang
author_sort Xinhua Ma
collection DOAJ
description Two new phenylspirodrimanes, stachybotrins K and L (<b>1</b> and <b>2</b>), together with eight known analogues (<b>3</b>–<b>10</b>), were isolated from deep-sea-derived <i>Stachybotrys</i> sp. MCCC 3A00409. Their structures were determined by extensive NMR data and mass spectroscopic analysis. Absolute configurations of new compounds were determined through a comparison of their circular dichroism (CD) spectra with other reported compounds. The possible reversal effects of all compounds were assayed in the resistant cancer cell lines. Stachybotrysin B (<b>8</b>) can reverse multidrug resistance (MDR) in ABCB1-overexpression cells (KBv200, Hela/VCR) at the non-cytotoxic concentration. Doxorubicin accumulation assay and molecular-docking analysis reveal that the mechanism of its reversal MDR effect may be related to the increase in the intracellular concentration of substrate anticancer drugs.
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spelling doaj.art-8fd11cf17496475ba8079ff3b46060102024-04-12T13:23:45ZengMDPI AGMolecules1420-30492024-04-01297168510.3390/molecules29071685Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409Xinhua Ma0Min Wu1Zhenwei Chen2Fan Cao3Tianhua Zhong4Zhuhua Luo5Zongze Shao6Yonghong Zhang7Limin Chen8Zhiqiang Zhang9Fujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaFujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaFujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaFujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaKey Laboratory of Marine Biogenetic Resources, Third Institute of Oceanography, Ministry of Natural Sources, Xiamen 361005, ChinaKey Laboratory of Marine Biogenetic Resources, Third Institute of Oceanography, Ministry of Natural Sources, Xiamen 361005, ChinaKey Laboratory of Marine Biogenetic Resources, Third Institute of Oceanography, Ministry of Natural Sources, Xiamen 361005, ChinaFujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaFujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaFujian Provincial Key Laboratory of Pharmacology of Natural Medicine, School of Pharmacy, Fujian Medical University, Fuzhou 350122, ChinaTwo new phenylspirodrimanes, stachybotrins K and L (<b>1</b> and <b>2</b>), together with eight known analogues (<b>3</b>–<b>10</b>), were isolated from deep-sea-derived <i>Stachybotrys</i> sp. MCCC 3A00409. Their structures were determined by extensive NMR data and mass spectroscopic analysis. Absolute configurations of new compounds were determined through a comparison of their circular dichroism (CD) spectra with other reported compounds. The possible reversal effects of all compounds were assayed in the resistant cancer cell lines. Stachybotrysin B (<b>8</b>) can reverse multidrug resistance (MDR) in ABCB1-overexpression cells (KBv200, Hela/VCR) at the non-cytotoxic concentration. Doxorubicin accumulation assay and molecular-docking analysis reveal that the mechanism of its reversal MDR effect may be related to the increase in the intracellular concentration of substrate anticancer drugs.https://www.mdpi.com/1420-3049/29/7/1685deep-sea fungus<i>Stachybotrys</i>phenylspirodrimanesmultidrug resistance (MDR)reversal MDR effects
spellingShingle Xinhua Ma
Min Wu
Zhenwei Chen
Fan Cao
Tianhua Zhong
Zhuhua Luo
Zongze Shao
Yonghong Zhang
Limin Chen
Zhiqiang Zhang
Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409
Molecules
deep-sea fungus
<i>Stachybotrys</i>
phenylspirodrimanes
multidrug resistance (MDR)
reversal MDR effects
title Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409
title_full Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409
title_fullStr Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409
title_full_unstemmed Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409
title_short Phenylspirodrimane with Moderate Reversal Effect of Multidrug Resistance Isolated from the Deep-Sea Fungus <i>Stachybotrys</i> sp. 3A00409
title_sort phenylspirodrimane with moderate reversal effect of multidrug resistance isolated from the deep sea fungus i stachybotrys i sp 3a00409
topic deep-sea fungus
<i>Stachybotrys</i>
phenylspirodrimanes
multidrug resistance (MDR)
reversal MDR effects
url https://www.mdpi.com/1420-3049/29/7/1685
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