2020年加拿大对Ixodes scapularis和Ixodes pacificus及其相关病原体的监测
Christy Wilson1, Salima Gasmi2, Annie-Claude Bourgeois1
1Centre for Food-borne, Environmental and Zoonotic Infectious Diseases, Public Health Agency of Canada, Ottawa, ON.
概括
2020年,Xodes scapularis和Ixodes pacificus的在加拿大各地进行了监测. 监测确定了关键的载体和Borrelia burgdorferi病原体,这对于了解莱姆病风险至关重要.
科学领域:
- 兽医昆虫学 兽医昆虫学
- 公共卫生 昆虫学 昆虫学
- 寄生虫学的寄生虫学
背景情况:
- 在加拿大,Ixodes scapularis和Ixodes pacificus是莱姆病和其他传播疾病的主要载体.
- 监测数据对于识别高风险地区和指导针对传播疾病的公共卫生干预至关重要.
研究的目的:
- 描述加拿大主要莱姆病载体的季节性和空间分布.
- 使用2020年监测数据识别这些载体携带的传播病原体.
主要方法:
- 汇编了来自国家和省级公共卫生机构的被动和主动监测数据,以及eTick平台.
- 对种群及其相关病原体感染流行率进行季节性和空间分析.
主要成果:
- 在大多数省份都发现了 Ixodes scapularis,而 Ixodes pacificus 仅限于不列颠哥伦比亚省.
- 在 Ixodes scapularis 中发现的病原体包括 Borrelia burgdorferi,Anaplasma phagocytophilum,Babesia microti 和 Borrelia miyamotoi.
- 在安大略省,北克省和新不伦瑞克省的积极监测发现,Xxodes scapularis感染了B. burgdorferi,A. phagocytophilum,B. microti,B. miyamotoi和Powassan病毒.
结论:
- 该研究提供了2020年在加拿大病媒介分布和病原体存在的快照.
- 这些数据有助于评估在加拿大不同省份接触传播病原体的风险.
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