Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum

Fungi usually contain gene clusters that are silent or cryptic under normal laboratory culture conditions. These cryptic genes could be expressed for a wide variety of bioactive compounds. One of the recent approaches to induce production of such cryptic fungal metabolites is to use histone deacetyl...

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Main Authors: Seham S. El-Hawary, Ahmed M. Sayed, Rabab Mohammed, Hossam M. Hassan, Mohamed A. Zaki, Mostafa E. Rateb, Tarek A. Mohammed, Elham Amin, Usama Ramadan Abdelmohsen
Format: Article
Language:English
Published: MDPI AG 2018-07-01
Series:Marine Drugs
Subjects:
Online Access:http://www.mdpi.com/1660-3397/16/8/253
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author Seham S. El-Hawary
Ahmed M. Sayed
Rabab Mohammed
Hossam M. Hassan
Mohamed A. Zaki
Mostafa E. Rateb
Tarek A. Mohammed
Elham Amin
Usama Ramadan Abdelmohsen
author_facet Seham S. El-Hawary
Ahmed M. Sayed
Rabab Mohammed
Hossam M. Hassan
Mohamed A. Zaki
Mostafa E. Rateb
Tarek A. Mohammed
Elham Amin
Usama Ramadan Abdelmohsen
author_sort Seham S. El-Hawary
collection DOAJ
description Fungi usually contain gene clusters that are silent or cryptic under normal laboratory culture conditions. These cryptic genes could be expressed for a wide variety of bioactive compounds. One of the recent approaches to induce production of such cryptic fungal metabolites is to use histone deacetylases (HDACs) inhibitors. In the present study, the cultures of the marine-derived fungus Penicillium brevicompactum treated with nicotinamide and sodium butyrate were found to produce a lot of phenolic compounds. Nicotinamide treatment resulted in the isolation and identification of nine compounds 1–9. Sodium butyrate also enhanced the productivity of anthranilic acid (10) and ergosterol peroxide (11). The antioxidant as well as the antiproliferative activities of each metabolite were determined. Syringic acid (4), sinapic acid (5), and acetosyringone (6) exhibited potent in vitro free radical scavenging, (IC50 20 to 30 µg/mL) and antiproliferative activities (IC50 1.14 to 1.71 µM) against HepG2 cancer cell line. Furthermore, a pharmacophore model of the active compounds was generated to build up a structure-activity relationship.
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spelling doaj.art-86566162ba3a4131a1b2341727e52b012022-12-22T02:21:35ZengMDPI AGMarine Drugs1660-33972018-07-0116825310.3390/md16080253md16080253Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactumSeham S. El-Hawary0Ahmed M. Sayed1Rabab Mohammed2Hossam M. Hassan3Mohamed A. Zaki4Mostafa E. Rateb5Tarek A. Mohammed6Elham Amin7Usama Ramadan Abdelmohsen8Pharmacognosy Department, Faculty of Pharmacy, Cairo University, Cairo 11787, EgyptPharmacognosy Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, EgyptPharmacognosy Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, EgyptPharmacognosy Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, EgyptPharmacognosy Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, EgyptPharmacognosy Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, EgyptMarine Invertebrates, National Institute of Oceanography and Fisheries, Red Sea Branch, Hurghada 84511, EgyptPharmacognosy Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, EgyptDepartment of Pharmacognosy, Faculty of Pharmacy, Minia University, Minia 61519, EgyptFungi usually contain gene clusters that are silent or cryptic under normal laboratory culture conditions. These cryptic genes could be expressed for a wide variety of bioactive compounds. One of the recent approaches to induce production of such cryptic fungal metabolites is to use histone deacetylases (HDACs) inhibitors. In the present study, the cultures of the marine-derived fungus Penicillium brevicompactum treated with nicotinamide and sodium butyrate were found to produce a lot of phenolic compounds. Nicotinamide treatment resulted in the isolation and identification of nine compounds 1–9. Sodium butyrate also enhanced the productivity of anthranilic acid (10) and ergosterol peroxide (11). The antioxidant as well as the antiproliferative activities of each metabolite were determined. Syringic acid (4), sinapic acid (5), and acetosyringone (6) exhibited potent in vitro free radical scavenging, (IC50 20 to 30 µg/mL) and antiproliferative activities (IC50 1.14 to 1.71 µM) against HepG2 cancer cell line. Furthermore, a pharmacophore model of the active compounds was generated to build up a structure-activity relationship.http://www.mdpi.com/1660-3397/16/8/253HDACs inhibitorsPenicillium brevicompactumphenolic metabolitesnicotinamidesodium butyrateantiproliferativepharmacophore
spellingShingle Seham S. El-Hawary
Ahmed M. Sayed
Rabab Mohammed
Hossam M. Hassan
Mohamed A. Zaki
Mostafa E. Rateb
Tarek A. Mohammed
Elham Amin
Usama Ramadan Abdelmohsen
Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum
Marine Drugs
HDACs inhibitors
Penicillium brevicompactum
phenolic metabolites
nicotinamide
sodium butyrate
antiproliferative
pharmacophore
title Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum
title_full Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum
title_fullStr Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum
title_full_unstemmed Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum
title_short Epigenetic Modifiers Induce Bioactive Phenolic Metabolites in the Marine-Derived Fungus Penicillium brevicompactum
title_sort epigenetic modifiers induce bioactive phenolic metabolites in the marine derived fungus penicillium brevicompactum
topic HDACs inhibitors
Penicillium brevicompactum
phenolic metabolites
nicotinamide
sodium butyrate
antiproliferative
pharmacophore
url http://www.mdpi.com/1660-3397/16/8/253
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