在西班牙的商业养群中检测出沙门氏菌的风险因素
Clara Samper-Cativiela1,2, Maria Esther Prieto3, Soledad Collado3
1VISAVET Health Surveillance Centre, Universidad Complutense, 28040 Madrid, Spain.
Animals : an open access journal from MDPI
|October 28, 2023
概括
在家禽中的沙门氏菌控制计划对公共卫生至关重要. 取样时间,住房和谁进行取样等因素会影响产卵母群中的沙门氏菌检测率.
科学领域:
- 兽医微生物学 兽医微生物学
- 食品安全 食品安全
- 流行病学 流行病学
背景情况:
- 人类沙门氏菌感染经常与家禽和蛋有关.
- 欧盟的国家控制计划 (NCP) 旨在减少商业家禽中沙门氏菌的流行.
- 在家禽中影响沙门氏菌检测的因素尚未得到一致的理解.
研究的目的:
- 分析西班牙沙门氏菌国家控制中心在产卵母群中的表现.
- 为了确定影响商业产卵母群体沙门氏菌检测率的变量.
主要方法:
- 分析了六年来7216只产卵母群的数据 (36,193次采样事件).
- 应用贝叶斯多变量模型来识别影响沙门氏菌检测的因素.
- 对沙门氏菌种类的调查. 和特定的血清病毒 (S. Enteritidis,S. Typhimurium/单相).
主要成果:
- 整体 沙门氏菌 spp. 阳性是3.32% (1205/36193) 和特定的血清阳性是0.37% (132/36193).
- 增加了沙门氏菌spp. 的几率. 检测与在一年内较晚的抽样时间有关.
- 子住房系统,较老的群体和主管当局 (CA) 的采样也显示了检测率的增加.
结论:
- 采样时间,养系统,群体年龄和采样机构都会影响产母的沙门氏菌检测.
- 这些发现强调需要考虑特定变量来准确估计家禽中的沙门氏菌流行率.
- 了解这些因素可以改进国家控制计划,以更好地管理沙门氏菌.
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