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克里米亚 - 刚果出血热病毒在野生欧洲子中循环,葡萄牙,2018-2023年

Carolina Baptista, Nuno Santos, Laurence Vial

Emerging infectious diseases

|September 29, 2025

概括

克里米亚 - 刚果出血热病毒在欧洲构成风险. 一项研究发现葡萄牙欧洲子的抗体水平较低,表明南方种群中病毒局部存在.

科学领域:

兽医病毒学兽医病毒学
公共卫生昆虫学昆虫学
动物传染病监测动物传染病监测

背景情况:

克里米亚-刚果出血热病毒 (CCHFV) 是西南欧洲的一个重大公共卫生问题.
欧洲子 (Oryctolagus cuniculus) 是已知的未成熟Hyalomma lusitanicum的宿主,是CCHFV的潜在载体.
了解野生动物水库中CCHFV的流行程度对于评估传播风险至关重要.

研究的目的:

在葡萄牙调查欧洲子种群中CCHFV抗体的血清流行率.
为了确定研究区域内CCHFV感染的潜在地理热点.
评估欧洲子作为宿主在CCHFV传播周期中的作用.

主要方法:

从葡萄牙各地的667只欧洲子收集了血清样本.
使用血清学测定检测出针对CCHFV的抗体.
分析了阳性病例的地理分布,以确定集群.

主要成果:

检测到CCHFV抗体的总体血清流行率较低,不到1%的子检测阳性.
在葡萄牙南部确定了局部感染集群,该特定地区的血清流行率为5.77%.
这些发现表明,在欧洲子种群中,CCHFV的传播有限但存在.

结论:

葡萄牙的欧洲子表现出低但可检测的CCHFV抗体水平.
葡萄牙南部呈现出局部较高的流行率,突出显示了潜在的CCHFV流行地区.
需要进一步的研究,以充分阐明子和在欧洲CCHFV流行病学中的作用.

关键词:

克里米亚-刚果出血热病毒病毒欧洲子欧洲子这种植物是Oryctolagus cuniculus.葡萄牙葡萄牙葡萄牙病毒病毒病毒病毒.

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