Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review

Aspergillus exists commonly in many crops and any process of crop growth, harvest, storage, and processing can be polluted by this fungus. Once it forms a biofilm, Aspergillus can produce many toxins, such as aflatoxin B1 (AFB1), ochratoxin, zearalenone, fumonisin, and patulin. Among these toxins, A...

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Main Authors: Qi Wang, Qingli Yang, Wei Wu
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-03-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fmicb.2020.00408/full
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author Qi Wang
Qingli Yang
Wei Wu
author_facet Qi Wang
Qingli Yang
Wei Wu
author_sort Qi Wang
collection DOAJ
description Aspergillus exists commonly in many crops and any process of crop growth, harvest, storage, and processing can be polluted by this fungus. Once it forms a biofilm, Aspergillus can produce many toxins, such as aflatoxin B1 (AFB1), ochratoxin, zearalenone, fumonisin, and patulin. Among these toxins, AFB1 possesses the highest toxicity and is labeled as a group I carcinogen in humans and animals. Consequently, the proper control of AFB1 produced from biofilms in food and feed has long been recognized. Moreover, many biosensors have been applied to monitor AFB1 in biofilms in food. Additionally, in recent years, novel molecular recognition elements and transducer elements have been introduced for the detection of AFB1. This review presents an outline of recent progress made in the development of biosensors capable of determining AFB1 in biofilms, such as aptasensors, immunosensors, and molecularly imprinted polymer (MIP) biosensors. In addition, the current feasibility, shortcomings, and future challenges of AFB1 determination and analysis are addressed.
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spelling doaj.art-5132c69e55bb4b3fbb16a02e939a1fea2022-12-21T23:07:41ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2020-03-011110.3389/fmicb.2020.00408520423Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A ReviewQi WangQingli YangWei WuAspergillus exists commonly in many crops and any process of crop growth, harvest, storage, and processing can be polluted by this fungus. Once it forms a biofilm, Aspergillus can produce many toxins, such as aflatoxin B1 (AFB1), ochratoxin, zearalenone, fumonisin, and patulin. Among these toxins, AFB1 possesses the highest toxicity and is labeled as a group I carcinogen in humans and animals. Consequently, the proper control of AFB1 produced from biofilms in food and feed has long been recognized. Moreover, many biosensors have been applied to monitor AFB1 in biofilms in food. Additionally, in recent years, novel molecular recognition elements and transducer elements have been introduced for the detection of AFB1. This review presents an outline of recent progress made in the development of biosensors capable of determining AFB1 in biofilms, such as aptasensors, immunosensors, and molecularly imprinted polymer (MIP) biosensors. In addition, the current feasibility, shortcomings, and future challenges of AFB1 determination and analysis are addressed.https://www.frontiersin.org/article/10.3389/fmicb.2020.00408/fullaflatoxin B1detectionaptasensorsaptamersimmunosensorbiosensors
spellingShingle Qi Wang
Qingli Yang
Wei Wu
Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review
Frontiers in Microbiology
aflatoxin B1
detection
aptasensors
aptamers
immunosensor
biosensors
title Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review
title_full Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review
title_fullStr Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review
title_full_unstemmed Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review
title_short Progress on Structured Biosensors for Monitoring Aflatoxin B1 From Biofilms: A Review
title_sort progress on structured biosensors for monitoring aflatoxin b1 from biofilms a review
topic aflatoxin B1
detection
aptasensors
aptamers
immunosensor
biosensors
url https://www.frontiersin.org/article/10.3389/fmicb.2020.00408/full
work_keys_str_mv AT qiwang progressonstructuredbiosensorsformonitoringaflatoxinb1frombiofilmsareview
AT qingliyang progressonstructuredbiosensorsformonitoringaflatoxinb1frombiofilmsareview
AT weiwu progressonstructuredbiosensorsformonitoringaflatoxinb1frombiofilmsareview