Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies

Aflatoxins are poisonous carcinogens produced by fungi, mainly <i>Aspergillus flavus</i> and <i>Aspergillus parasiticus</i>. Aflatoxins can contaminate a variety of livestock feeds and cause enormous economic losses, estimated at between US$52.1 and US$1.68 billion annually f...

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Main Authors: Yun Jiang, Ibukun M. Ogunade, Diwakar Vyas, Adegbola T. Adesogan
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Toxins
Subjects:
Online Access:https://www.mdpi.com/2072-6651/13/4/283
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author Yun Jiang
Ibukun M. Ogunade
Diwakar Vyas
Adegbola T. Adesogan
author_facet Yun Jiang
Ibukun M. Ogunade
Diwakar Vyas
Adegbola T. Adesogan
author_sort Yun Jiang
collection DOAJ
description Aflatoxins are poisonous carcinogens produced by fungi, mainly <i>Aspergillus flavus</i> and <i>Aspergillus parasiticus</i>. Aflatoxins can contaminate a variety of livestock feeds and cause enormous economic losses, estimated at between US$52.1 and US$1.68 billion annually for the U.S. corn industry alone. In addition, aflatoxin can be transferred from the diet to the milk of cows as aflatoxin M1 (AFM1), posing a significant human health hazard. In dairy cows, sheep and goats, chronic exposure to dietary aflatoxin can reduce milk production, impair reproduction and liver function, compromise immune function, and increase susceptibility to diseases; hence, strategies to lower aflatoxin contamination of feeds and to prevent or reduce the transfer of the toxin to milk are required for safeguarding animal and human health and improving the safety of dairy products and profitability of the dairy industry. This article provides an overview of the toxicity of aflatoxin to ruminant livestock, its occurrence in livestock feeds, and the effectiveness of different strategies for preventing and mitigating aflatoxin contamination of feeds.
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spelling doaj.art-eac33885b02c4d3796aed481b4416bdd2023-11-21T15:59:59ZengMDPI AGToxins2072-66512021-04-0113428310.3390/toxins13040283Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation StrategiesYun Jiang0Ibukun M. Ogunade1Diwakar Vyas2Adegbola T. Adesogan3Department of Animal Sciences, University of Florida, Gainesville, FL 32611, USADivision of Animal and Nutritional Science, West Virginia University, Morgantown, WV 26506, USADepartment of Animal Sciences, University of Florida, Gainesville, FL 32611, USADepartment of Animal Sciences, University of Florida, Gainesville, FL 32611, USAAflatoxins are poisonous carcinogens produced by fungi, mainly <i>Aspergillus flavus</i> and <i>Aspergillus parasiticus</i>. Aflatoxins can contaminate a variety of livestock feeds and cause enormous economic losses, estimated at between US$52.1 and US$1.68 billion annually for the U.S. corn industry alone. In addition, aflatoxin can be transferred from the diet to the milk of cows as aflatoxin M1 (AFM1), posing a significant human health hazard. In dairy cows, sheep and goats, chronic exposure to dietary aflatoxin can reduce milk production, impair reproduction and liver function, compromise immune function, and increase susceptibility to diseases; hence, strategies to lower aflatoxin contamination of feeds and to prevent or reduce the transfer of the toxin to milk are required for safeguarding animal and human health and improving the safety of dairy products and profitability of the dairy industry. This article provides an overview of the toxicity of aflatoxin to ruminant livestock, its occurrence in livestock feeds, and the effectiveness of different strategies for preventing and mitigating aflatoxin contamination of feeds.https://www.mdpi.com/2072-6651/13/4/283aflatoxindairy cowsmitigation strategiessequestering agents
spellingShingle Yun Jiang
Ibukun M. Ogunade
Diwakar Vyas
Adegbola T. Adesogan
Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies
Toxins
aflatoxin
dairy cows
mitigation strategies
sequestering agents
title Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies
title_full Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies
title_fullStr Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies
title_full_unstemmed Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies
title_short Aflatoxin in Dairy Cows: Toxicity, Occurrence in Feedstuffs and Milk and Dietary Mitigation Strategies
title_sort aflatoxin in dairy cows toxicity occurrence in feedstuffs and milk and dietary mitigation strategies
topic aflatoxin
dairy cows
mitigation strategies
sequestering agents
url https://www.mdpi.com/2072-6651/13/4/283
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AT ibukunmogunade aflatoxinindairycowstoxicityoccurrenceinfeedstuffsandmilkanddietarymitigationstrategies
AT diwakarvyas aflatoxinindairycowstoxicityoccurrenceinfeedstuffsandmilkanddietarymitigationstrategies
AT adegbolatadesogan aflatoxinindairycowstoxicityoccurrenceinfeedstuffsandmilkanddietarymitigationstrategies