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Research Domains Agricultural, Veterinary and Food Sciences Agricultural Biotechnology Agricultural biotechnology diagnostics (incl. biosensors)
Contamination of aflatoxin B₁, deoxynivalenol and zearalenone in feeds in China from 2021 to 2024

Contamination of aflatoxin B₁, deoxynivalenol and zearalenone in feeds in China from 2021 to 2024

Meng Liu ^1,2, Zhiyuan Xia ^1,2, Yu Zhang ², Rengui Yang ³, Weicai Luo ⁴, Lijia Guo ⁵, Ying Liu ⁶, Dessalegn Lamesgen ², Hua Sun ¹, Jiangfeng He ⁷, Lvhui Sun ^8,9

Meng Liu ^1,2, Zhiyuan Xia ^1,2, Yu Zhang ²

¹Inner Mongolia Academy of Agriculture and Animal Husbandry Science, Hohhot, Inner Mongolia, 010031, China.
²State Key Laboratory of Agricultural Microbiology, Hubei Hongshan Laboratory, Frontiers Science Center for Animal Breeding and Sustainable Production, College of Animal Science and Technology, Huazhong Agricultural University, Wuhan, Hubei, 430070, China.
³Tang Ren Shen Group Co., Ltd., Zhuzhou, Hunan, 412007, China.
⁴Haixing Group Co., Ltd., Zhangzhou, Fujian, 363100, China.
⁵Hebei Panshuo Biotechnology Co., Ltd., Baoding, Hebei, 071599, China.
⁶Tianjin Animal Disease Prevention and Control Center, Tianjin, 300402, China.
⁷Inner Mongolia Academy of Agriculture and Animal Husbandry Science, Hohhot, Inner Mongolia, 010031, China. hjf@imaaahs.ac.cn.
⁸Inner Mongolia Academy of Agriculture and Animal Husbandry Science, Hohhot, Inner Mongolia, 010031, China. lvhuisun@mail.hzau.edu.cn.
⁹State Key Laboratory of Agricultural Microbiology, Hubei Hongshan Laboratory, Frontiers Science Center for Animal Breeding and Sustainable Production, College of Animal Science and Technology, Huazhong Agricultural University, Wuhan, Hubei, 430070, China. lvhuisun@mail.hzau.edu.cn.

⁰Inner Mongolia Academy of Agriculture and Animal Husbandry Science, Hohhot, Inner Mongolia, 010031, China.

Journal of Animal Science and Biotechnology +

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May 9, 2025

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View abstract on PubMed

Summary

This summary is machine-generated.

Feed in China is widely contaminated with aflatoxin B1 (AFB1), deoxynivalenol (DON), and zearalenone (ZEN), both individually and combined. Monitoring and managing these mycotoxins in animal feed is crucial for safety.

Area Of Science

Animal Nutrition and Feed Safety
Food Chemistry and Toxicology
Veterinary Public Health

Background

Investigated the prevalence of aflatoxin B1 (AFB1), deoxynivalenol (DON), and zearalenone (ZEN) in Chinese animal feed from 2021 to 2024.
Analyzed 23,003 feed samples, comprising 17,489 feedstuff and 5,514 complete feed samples, across various Chinese provinces.

Purpose Of The Study

To determine the individual and co-contamination levels of AFB1, DON, and ZEN in animal feed.
To assess the extent of mycotoxin contamination against China's established safety standards.
To highlight the need for enhanced mycotoxin monitoring and control strategies in animal feed.

Main Methods

Comprehensive mycotoxin analysis of collected feed samples.
Statistical evaluation of contamination rates and concentrations for AFB1, DON, and ZEN.
Comparison of detected mycotoxin levels with national safety regulations for feed.

Main Results

High individual contamination rates observed: AFB1 (20.0%-100%), DON (33.3%-100%), and ZEN (85.0%-100%).
Significant percentages of feed samples exceeded safety standards: AFB1 (9.7% raw, 3.5% complete), DON (2.7% raw, 1.1% complete), ZEN (15.7% raw, 8.7% complete).
Co-contamination was widespread, affecting over 70% of raw ingredients and 87.5% of complete feeds.

Conclusions

Chinese animal feed is frequently contaminated with AFB1, DON, and ZEN, individually and in combination.
Findings underscore the critical need for continuous monitoring of mycotoxin levels in domestic animal feed.
Emphasizes the importance of implementing effective feed administration and remediation strategies for mycotoxin control.

Keywords:

Aflatoxin B1 China Contamination Deoxynivalenol Feeds Zearalenone

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