在莫扎雷拉奶酪中Listeria monocytogenes的流行:系统性审查和元分析
Roberto Condoleo1, Maria Concetta Campagna1, Aya A K Zarea2
1Istituto Zooprofilattico Sperimentale del Lazio e della Toscana "M. Aleandri," 00178 Rome, Italy.
Journal of dairy science
|September 27, 2025
概括
李斯特菌可以污染莫扎雷拉奶酪,在本次审查中发现的总流行率为1.2%. 有效的卫生实践至关重要,以最大限度地减少这种食源性病原体风险.
科学领域:
- 食品微生物学 食品微生物学
- 食品安全 食品安全
- 乳制品科学 乳制品科学
背景情况:
- 李斯特菌 (Listeria monocytogenes) 引起李斯特菌病,这是一种严重的疾病,影响弱势群体.
- 由于加工后的污染风险,莫扎雷拉奶酪是L. monocytogenes的潜在载体.
研究的目的:
- 为了估计L. monocytogenes在莫扎雷拉奶酪加工后的流行率.
- 综合现有关于L. monocytogenes在莫扎雷拉中的污染的数据.
主要方法:
- 16项研究的系统综述和随机效应元分析.
- 包括来自国际数据库,意大利实验室记录和灰色文献的数据.
主要成果:
- 莫扎雷拉奶酪中L. monocytogenes的综合流行率估计为1.2% (95% CI:0.0-4.2).
- 在研究中观察到很高的异质性 (I2 = 78%).
- 检测到的病原体水平低于量化限值,表明污染程度低.
结论:
- L. monocytogenes可能存在于mozzarella中,通常是由于伸展后的交叉污染.
- 强化了在mozzarella生产中严格的卫生协议的需要.
- 强调需要针对mozzarella的预测模型来评估消费者的暴露.
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