牛肉中的Listeria monocytogenes:一种隐藏的风险
Jaqueline Oliveira Reis1, Larrayane Albuês Carvalho Teixeira1, Adelino Cunha-Neto2
1Department of Zootechny and Agronomy, Universidade Federal de Mato Grosso, Cuiabá 78060-900, Brazil.
Research in microbiology
|June 3, 2024
概括
单细胞菌菌是牛肉中的重要病原体,其流行率从2.5%到59.4%不等. 牛肉加工过程中经常发生污染,特别是在皮剥和内脏清除过程中.
科学领域:
- 食品安全 食品安全
- 微生物学 微生物学
- 兽医公共卫生 兽医公共卫生
背景情况:
- 李斯特菌 (Listeria monocytogenes) 是一种通过食物传播的病原体,通常在肉制品中发现.
- 牛肉受到L. monocytogenes的污染受到的关注比其他病原体,如沙门氏菌和大肠杆菌,少得多.
- 了解牛肉中的L. monocytogenes对于公共卫生和食品安全至关重要.
研究的目的:
- 审查关于牛肉中的Listeria monocytogenes的文献.
- 研究致病机制,污染途径,流行率和法规.
- 为了突出牛肉加工中的关键控制点.
主要方法:
- 关于牛肉中的L. monocytogenes的综合文献综述.
- 来自各种全球研究的流行数据的分析.
- 审查有关牛肉中的L. monocytogenes的监管框架.
主要成果:
- 牛肉和牛肉制品中L. monocytogenes的流行率在2.5%至59.4%之间.
- 血清型4b的L. monocytogenes经常从受污染的牛肉中分离出来.
- 皮剥和内脏剥离阶段被确定为食品加工过程中的关键污染点.
结论:
- 在牛肉产品中,Listeria monocytogenes 具有显著的风险.
- 在加工过程中采取有效的控制措施,特别是剥皮和内脏,是必不可少的.
- 需要进一步的研究和严格的法规,以减轻牛肉中的L. monocytogenes污染.
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