大量生牛奶中的受监管和新出现的真菌毒素:对人类的风险是什么?
Marta Leite1,2,3, Andreia Freitas2,3, Jorge Barbosa3
1Faculty of Pharmacy, Health Science Campus, University of Coimbra, Azinhaga de Santa Comba, 3000-548 Coimbra, Portugal.
Toxins
|October 27, 2023
概括
这项研究分析了牛奶中的真菌毒素,发现存在多种毒素,但低于监管水平. 牛奶消费,即使与共发生的真菌毒素,对消费者来说也没有显著的健康风险.
科学领域:
- 食品科学 食品科学 食品科学
- 毒理学 毒理学 毒理学
- 动物营养 动物营养
背景情况:
- 菌毒素在收获前和收获后污染了玉米,通过动物料进入食物链.
- 动物暴露在料中的真菌毒素会导致它们排泄到牛奶中.
- 目前,尽管料中含有多种真菌毒素污染,但在牛奶中仅有阿弗拉托克辛M1受到监管.
研究的目的:
- 为了确定牛奶中调节和新出现的真菌毒素的水平.
- 评估牛奶中真菌毒素的发生和同时发生的模式.
- 通过牛奶消费来估计人类对菌毒素的暴露.
主要方法:
- 对100个牛奶样本进行各种真菌毒素分析.
- 调节和新出现的真菌毒素的量化.
- 评估同时发生的模式和人类暴露水平.
主要成果:
- 在牛奶样本中检测到了亚亚毒素,烟素素,泽拉伦和新兴的真菌毒素.
- 菌毒素度在0.006至16.3微克L-1.1之间.
- 没有样本超过了阿弗拉托克辛M1的最高水平或确定的可容忍每日摄入量 (TDI) 或临时的最大可容忍每日摄入量 (PMTDI) 值.
结论:
- 牛奶中观察到的真菌毒素含量不会对消费者造成健康风险.
- 料中的多种真菌毒素污染是牛奶的重要来源.
- 应考虑脆弱的年龄段对潜在的暴露.
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