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沙门氏菌在环境中的持久性告知了与禽类和公共卫生有关的管理
Kimberly M Perez1,2,3, Sonia M Hernandez1,2, Olivia Sieverts1
1Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA.
American journal of veterinary research
|April 18, 2025
概括
沙门氏菌可以在养鸟和野餐桌上持续存在,构成公共卫生风险. 野生鸟类对环境的污染强调了需要采取预防措施,以减少动物传播的传播风险.
科学领域:
- 环境微生物学环境微生物学
- 动物传染性疾病的传播
- 公共卫生微生物学
背景情况:
- 沙门氏菌是影响人类和动物的全球主要健康问题.
- 沙门氏菌的动物传播通过食物,环境来源和动物接触,包括野生鸟类.
- 了解沙门氏菌在共享环境中的持久性对于降低风险至关重要.
研究的目的:
- 调查沙门氏菌在与野生鸟类与人类相互作用相关的表面的持久性.
- 为了比较沙门氏菌在不同鸟类料材料上的持久性.
- 评估与鸟类便污染的公园野餐桌上的沙门氏菌的流行和持续性.
主要方法:
- 控制实验评估沙门氏菌Typhimurium在各种鸟类料材料上的持久性.
- 实地研究评估沙门氏菌在南佛罗里达州公园自然污染的野餐桌上的流行和持续性.
- 环境抽样和细菌培养,以检测和定量萨尔摩尼拉菌随时间推移.
主要成果:
- 沙门氏菌从7%的鸟类料抽样中重新分离出来,主要来自塑料料.
- 在野餐桌上沙门氏菌的流行率为27%.
- 野餐桌上的便堆1-4天保持沙门氏菌培养阳性 (33-42%阳性);检测到13-14种血清型,包括5种常见的人类病原体.
结论:
- 沙门氏菌在经常共享的环境表面,如鸟和野餐桌上,表现出持久性.
- 野生鸟类便可以污染表面,增加沙门氏菌传染给人类的风险.
- 建议采取预防措施,以尽量减少暴露和减少动物传播疾病的风险.
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