在比利时从人类收集的虫中发现病原体的流行率,2021年,与2017年相比
Camille Philippe1,2, Laurence Geebelen3, Marie R G Hermy1
1Sciensano, Belgian Institute for Health, Brussels, Belgium.
Parasites & vectors
|September 5, 2024
概括
波雷利亚堡多夫菌 (Borrelia burgdorferi) 的流行情况 (s.l.) 的发病率从2017年到2021年有所下降,而Anaplasma phagocytophilum和Rickettsia helvetica的发病率显著增加. 需要进一步的研究来了解传播病原体分布中的这些变化.
科学领域:
- 医学昆虫学 医学昆虫学
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 含有微生物,对人类造成传播疾病的风险.
- 人类的风险受病原体在的流行程度的影响.
- 2017年比利时关于传播病原体流行率的研究在2021年被重复.
研究的目的:
- 为了比较2017年至2021年比利时关键的传播病原体的流行率.
- 随着时间的推移,监测传播微生物分布的变化.
主要方法:
- 公民科学平台 (TekenNet) 用于标记提交和问卷数据.
- 在形态上 (物种,生命阶段) 进行鉴定,并通过多重qPCR进行查.
- 目标病原体包括Borrelia burgdorferi (s.l. ),阿纳等离子细胞菌,Borrelia miyamotoi,Neoehrlichia mikurensis,Babesia spp.,Rickettsia helvetica,以及传染性脑炎病毒 (TBEV) 等.
主要成果:
- 伊克索德·里辛斯 (Ixodes ricinus) 仍然是占主导地位的种 (98.7%).
- 波雷利亚 (Borrelia burgdorferi) (S.l.) 是一种虫. 患病率明显下降,从2017年的13.9%降至2021年的9.9%.
- 亚纳等离子体细胞和Rickettsia helvetica的患病率显著增加,分别从1.8%上升至4.7%和6.8%上升至13.3%.
- 对其他测试病原体没有观察到显著变化;没有检测到TBEV.
- 在5.1%的虫中存在并发感染,B. burgdorferi (s.l.) 与B. burgdorferi (s.l.) 有正相关性. 和 N. mikurensis/B. 这两种类型. 宫本子.一个人.
结论:
- 虽然2021年的流行率符合预期,但与2017年相比,观察到病原体分布的显著变化.
- 需要进一步调查以阐明这些观察到的流行病学变化背后的原因.
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