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硫化阴性沙门氏菌及其对标准培养基鉴定的影响

Kingsley E Bentum¹, Rejoice Nyarku¹, Emmanuel Kuufire¹

¹Center for Food Animal Health, Food Safety and Defense, Department of Pathobiology, College of Veterinary Medicine, Tuskegee University, AL 36088, USA.

Journal of food protection

|June 1, 2025

概括

硫化 (H2S) 阴性沙门氏菌血清病毒正在出现,挑战标准实验室检测. 本次审查强调了改善识别这些非典型沙门氏菌菌株的方法.

科学领域:

微生物学微生物学
食品安全食品安全
临床诊断临床诊断临床诊断

背景情况:

沙门氏菌通常通过硫化 (H2S) 生产来识别,在培养基上用黑色沉物表示.
负H2S的沙门氏菌血清对诊断具有挑战性,可能会逃避标准隔离协议.
在沙门氏菌菌株中H2S生产的表型变异性需要更新检测策略.

研究的目的:

审查沙门氏菌H2S产生的表型变异性.
总结全球关于H2S阴性沙门氏菌血清病毒的报告.
建议改进用于检测非典型H2S阴性沙门氏菌菌株的策略.

主要方法:

对沙门氏菌的表型变异性和H2S生成的文献综述.
对最近有关H2S阴性沙门氏菌血清病毒的全球报告的分析.
对当前依赖H2S和替代隔离方法的评估.

主要成果:

介质组成和化时间等因素影响沙门氏菌H2S的产生.
在全球范围内,越来越多地报告了H2S阴性沙门氏菌血清病毒.
当前依赖H2S的方法在检测这些非典型菌株方面存在局限性.

结论:

H2S阴性沙门氏菌血清病毒继续出现并构成风险.
整合非H2S依赖的技术,如染色,与传统方法一起至关重要.
黑色和非黑色殖民地的并行和确认提高了沙门氏菌检测的准确性.

关键词:

染色性阿加尔是一种染色性阿加尔.检测检测检测检测检测 H(2) S阴性血清病毒.硫化是一种硫化.隔离协议是一个隔离协议.沙门氏菌是一种沙门氏菌.

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