Mycotoxins

Mycotoxins are toxic secondary metabolites produced by fungi that can contaminate crops, food, and animal feed, making them important causes of foodborne illness and exposure-related disease. After ingestion or inhalation, these compounds can interfere with cellular enzymes, generate oxidative stress, damage DNA, and alter immune or hormonal signaling; effects depend on the toxin, dose, and duration of exposure. Clinical research examines mycotoxin-associated hepatotoxicity, nephrotoxicity, immunosuppression, and cancer risk, while analytical testing supports exposure assessment and food safety. Understanding their mechanisms helps guide diagnosis, prevention, risk assessment, and strategies to reduce health impacts.

Mycotoxins - Related Videos

Research

JoVE Journal - Immunology and Infection

Quantification of Fungal Colonization, Sporogenesis, and Production of Mycotoxins Using Kernel Bioassays

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Cited by 39 •

2012

The devastation of cereal crops by seed-infecting fungi has prompted numerous research efforts to better understand plant-pathogen interactions. To study seed-fungal interactions in a laboratory setting, we developed a robust method for the quantification of fungal reproduction, biomass, and mycotoxin contamination using kernel bioassays.

ELIME (Enzyme Linked Immuno Magnetic Electrochemical) Method for Mycotoxin Detection

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Cited by 7 •

2009

A protocol to detect trichothecenes (mycotoxins of concern for human health) using a newly developed screening method based on a competitive immunochemical method and a final electrochemical detection is demonstrated.

Research

JoVE Journal - Environment
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RNAi-mediated Control of Aflatoxins in Peanut: Method to Analyze Mycotoxin Production and Transgene Expression in the Peanut/Aspergillus Pathosystem

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Cited by 47 •

2015

We demonstrate a method for the analysis of aflatoxins and transgene expression in peanut seeds that contain RNA-interference signals for silencing aflatoxin-synthesis genes in the fungus Aspergillus flavus. RNAi-mediated control of mycotoxins in plants has not been reported previously.

Electroantennographic Bioassay as a Screening Tool for Host Plant Volatiles

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Cited by 14 •

2012

A method to rapidly screen host plant volatiles by measurement of the electrophysiological response of adult navel orangeworm (Amyelois transitella) antennae to single components and blends via electroantennographic analysis is demonstrated.

Techniques for the Evolution of Robust Pentose-fermenting Yeast for Bioconversion of Lignocellulose to Ethanol

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Cited by 4 •

2016

Adaptive evolution and isolation techniques are described and demonstrated to yield derivatives of Scheffersomyces stipitis strain NRRL Y-7124 that are able to rapidly consume hexose and pentose mixed sugars in enzyme saccharified undetoxified hydrolyzates and to accumulate over 40 g/L ethanol.

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