Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review

Aflatoxins (AFs) are highly toxic and cancer-causing compounds, predominantly synthesized by the <i>Aspergillus</i> species. AFs biosynthesis is a lengthy process that requires as minimum as 30 genes grouped inside 75 kilobytes (kB) of gene clusters, which are regulated by specific trans...

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Main Authors: Rahim Khan, Farinazleen Mohamad Ghazali, Nor Ainy Mahyudin, Nik Iskandar Putra Samsudin
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Journal of Fungi
Subjects:
Online Access:https://www.mdpi.com/2309-608X/7/8/606
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author Rahim Khan
Farinazleen Mohamad Ghazali
Nor Ainy Mahyudin
Nik Iskandar Putra Samsudin
author_facet Rahim Khan
Farinazleen Mohamad Ghazali
Nor Ainy Mahyudin
Nik Iskandar Putra Samsudin
author_sort Rahim Khan
collection DOAJ
description Aflatoxins (AFs) are highly toxic and cancer-causing compounds, predominantly synthesized by the <i>Aspergillus</i> species. AFs biosynthesis is a lengthy process that requires as minimum as 30 genes grouped inside 75 kilobytes (kB) of gene clusters, which are regulated by specific transcription factors, including <i>aflR</i>, <i>aflS</i>, and some general transcription factors. This paper summarizes the status of research on characterizing structural and regulatory genes associated with AF production and their roles in aflatoxigenic fungi, particularly <i>Aspergillus flavus</i> and <i>A. parasiticus</i>, and enhances the current understanding of AFs that adversely affect humans and animals with a great emphasis on toxicity and preventive methods.
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spelling doaj.art-7ce13e843b9645b4bc840b2bf33211232023-11-22T08:16:39ZengMDPI AGJournal of Fungi2309-608X2021-07-017860610.3390/jof7080606Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A ReviewRahim Khan0Farinazleen Mohamad Ghazali1Nor Ainy Mahyudin2Nik Iskandar Putra Samsudin3Department of Food Science, Faculty of Food Science and Technology, University Putra Malaysia, Serdang 43400, MalaysiaDepartment of Food Science, Faculty of Food Science and Technology, University Putra Malaysia, Serdang 43400, MalaysiaDepartment of Food Service and Management, Faculty of Food Science and Technology, University Putra Malaysia, Serdang 43400, MalaysiaDepartment of Food Science, Faculty of Food Science and Technology, University Putra Malaysia, Serdang 43400, MalaysiaAflatoxins (AFs) are highly toxic and cancer-causing compounds, predominantly synthesized by the <i>Aspergillus</i> species. AFs biosynthesis is a lengthy process that requires as minimum as 30 genes grouped inside 75 kilobytes (kB) of gene clusters, which are regulated by specific transcription factors, including <i>aflR</i>, <i>aflS</i>, and some general transcription factors. This paper summarizes the status of research on characterizing structural and regulatory genes associated with AF production and their roles in aflatoxigenic fungi, particularly <i>Aspergillus flavus</i> and <i>A. parasiticus</i>, and enhances the current understanding of AFs that adversely affect humans and animals with a great emphasis on toxicity and preventive methods.https://www.mdpi.com/2309-608X/7/8/606aflatoxinsbiosynthetic pathwaygenetic regulationtoxicitycontrol strategies
spellingShingle Rahim Khan
Farinazleen Mohamad Ghazali
Nor Ainy Mahyudin
Nik Iskandar Putra Samsudin
Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review
Journal of Fungi
aflatoxins
biosynthetic pathway
genetic regulation
toxicity
control strategies
title Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review
title_full Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review
title_fullStr Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review
title_full_unstemmed Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review
title_short Aflatoxin Biosynthesis, Genetic Regulation, Toxicity, and Control Strategies: A Review
title_sort aflatoxin biosynthesis genetic regulation toxicity and control strategies a review
topic aflatoxins
biosynthetic pathway
genetic regulation
toxicity
control strategies
url https://www.mdpi.com/2309-608X/7/8/606
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AT farinazleenmohamadghazali aflatoxinbiosynthesisgeneticregulationtoxicityandcontrolstrategiesareview
AT norainymahyudin aflatoxinbiosynthesisgeneticregulationtoxicityandcontrolstrategiesareview
AT nikiskandarputrasamsudin aflatoxinbiosynthesisgeneticregulationtoxicityandcontrolstrategiesareview