在捷克共和国的两种毛种群中,吸血性腹膜线虫的季节性动态和潜在相互作用
Jan Magdálek1, Vojtěch Kasič2, Jana Ilgová3
1Department of Zoology and Fisheries, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Kamýcká 129, Prague Suchdol, 165 00, Czech Republic. magdalek@af.czu.cz.
BMC veterinary research
|August 31, 2025
概括
这项研究揭示了海蒙丘斯 (Haemonchus contortus) 在夏季高峰,而夏季是罕见的季节性游客. 这些发现突出了野生反动物的不同寄生虫动态和潜在相互作用.
科学领域:
- 兽医寄生虫学
- 野生动物流行病学
- 分子诊断
背景情况:
- 病原性线虫 Haemonchus contortus 和 Ashworthius sidemi 影响反动物.
- 已知A. sidemi在欧洲鹿类中传播,但其在山羊中存在的研究不足.
- 通过尸体解剖记录了的H. contortus,这限制了人们对感染动态的理解.
研究的目的:
- 评估H.contortus和A.sidemi的季节性发生和传播情况.
- 使用长度分子方法检测寄生虫.
- 在捷克共和国调查野生反动物群体中的寄生虫动态.
主要方法:
- 在12个月内 (2023年1月至12月) 每月收集便样本.
- 采集样本使用了两个不同的研究地点.
- 多重实时PCR检测和半量化线虫DNA.
主要成果:
- 在43.3%的样本中检测到Haemonchus contortusDNA,几乎全年存在,夏季/秋季峰值.
- 在5%的样本中检测到Ashworthius sidemi,仅限于冬季末/春季;首次报告在捷克的.
- A. sidemi的季节性缺席与H. contortusDNA的增加相关,这表明潜在的负面相互作用.
结论:
- H. contortus可能具有延长的传播窗口,可能因气候变化而延长.
- A. sidemi在毛动物中出现偶尔,如果没有鹿类接触,它的持续性是不确定的.
- 研究提供了对野生反动物寄生虫流行病学和宿主-寄生虫相互作用的罕见见见解.
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