瑞士和进口零售肉中的沙门氏菌 - 一项横截面研究
Karen Barmettler1, Lucien Kelbert1, Jule Anna Horlbog2
1Institute for Food Safety and Hygiene, Vetsuisse Faculty, University of Zurich, Switzerland.
Journal of food protection
|May 8, 2025
概括
在瑞士进口的肉中检测到抗多药沙门氏菌. 这凸显了消费者对食品传播病原体和抗菌素耐药性风险的认识的必要性.
科学领域:
- 食品安全 食品安全
- 微生物学 微生物学
- 公共卫生 公共卫生
背景情况:
- 非伤寒性沙门氏菌 (NTS) 是主要的食物传播病原体.
- 抗菌素耐药性 (AMR) 是一个日益严重的全球问题.
- 沙门氏菌 (Salmonella Infantis) 是一种新兴的多抗药 (MDR) 血清型,在家禽中普遍存在.
研究的目的:
- 调查瑞士零售肉中沙门氏菌的流行情况.
- 为了确定阳性分离物的血清型和耐药性概况.
- 评估进口产品在沙门氏菌传播中的作用.
主要方法:
- 来自瑞士零售商店的200个肉样本的分析.
- 隔离和识别沙门氏菌物种.
- 全基因组测序 (WGS) 来确认pESI大质的存在.
- 统计分析以将沙门氏菌的流行与产品的来源和标签相关联.
主要成果:
- 六个 (3%) 的肉样本检测出沙门氏菌阳性.
- 所有阳性分离物被确定为沙门氏菌.
- 与MDR和持久性相关的pESI大质在分离物中得到证实.
- 在沙门氏菌流行率和进口,未标记的肉产品之间发现了显著的相关性.
结论:
- 瑞士的家禽生产控制措施似乎是有效的.
- 进口的肉构成沙门氏菌传染的风险.
- 消费者意识对于减轻食源性病原体和AMR风险至关重要.
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