开发一个风险管理框架,通过清单和血清定型沙门氏菌在土耳其土地改善公共卫生结果
Fernando Sampedro1, Francisco Garcés-Vega2, Ali J Strickland1
1Environmental Health Sciences Division, School of Public Health, University of Minnesota, Minneapolis, MN, USA.
Epidemiology and infection
|January 8, 2024
概括
土中的沙门氏菌 (Salmonella enterica) 污染每年导致超过2万例疾病. 实施病原体计数和血清定型策略可以显著减少这些食源性疾病.
科学领域:
- 食品安全 食品安全
- 定量风险评估 定量风险评估
- 微生物学 微生物学
背景情况:
- 沙门氏菌 (Salmonella enterica) 是全球食物传播疾病的主要原因之一.
- 煮不熟的土耳其是美国沙门氏菌传播的重要媒介.
研究的目的:
- 开发一个定量风险评估模型,用于土中的沙门氏菌.
- 评估病原体计数和血清定型对公共卫生结果的影响.
主要方法:
- 创建了一个定量风险评估模型,以模拟受污染的土造成的疾病.
- 该模型评估了各种沙门氏菌计数门 (例如,10 MPN/g,1 MPN/g) 和血清型策略.
- 测试了三类混合采样计划,以测试批排斥的有效性.
主要成果:
- 该模型预测了每年超过2万例疾病和约700例报告病例.
- 将沙门氏菌水平降低到1MPN/25g,可以使疾病减少95.0%.
- 高毒菌株的血清定型可以减少44.2%-87.0%的疾病.
结论:
- 病原体计数和血清型是控制沙门氏菌的关键风险管理策略.
- 整合这些方法可以显著减少食源性疾病的发生率.
- 有效的食品安全目标需要将可衡量的结果与公共卫生影响联系起来.
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