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狗外寄生虫作为危地马拉农村的病原性瑞克特西亚和巴顿雷拉的哨兵
Yuexun Tian1, Jose G Juarez2, Andrea M Moller-Vasquez2
1Texas A&M University.
Research square
|August 7, 2024
概括
这项研究在危地马拉的狗的跳和中发现了Rickettsia和Bartonella细菌,突出了潜在的动物传播疾病风险. 狗是监测这些跳和传播的病原体的关键哨兵.
科学领域:
- 兽医昆虫学 兽医昆虫学
- 动物传播疾病流行病学
- 分子诊断学 分子诊断
背景情况:
- 跳和会传播Rickettsia和Bartonella,导致人类和动物的疾病.
- 在危地马拉,关于跳和传播疾病的研究有限.
- 动物传染病循环需要研究,特别是在中美洲.
研究的目的:
- 评估狗寄生虫作为危地马拉农村动物传播疾病风险的哨兵.
- 识别感染狗的跳和物种.
- 查Rickettsia和BartonellaDNA收集的寄生虫的DNA. 这些寄生虫的DNA被查.
主要方法:
- 从危地马拉农村的狗身上收集了寄生虫 (跳和).
- 收集的标本被形态识别.
- 通过分子方法提取DNA并对Rickettsia和Bartonella进行选.
主要成果:
- 猫头 (Ctenocephalides felis) 和血 (Rhipicephalus sanguineus) 分别是最常见的跳和物种.
- 里克特西亚白,Candidatus R. senegalensis,巴托内拉汉塞拉和巴托内拉葡萄酒亚种. 伯克霍菲被发现了.
- 巴托内拉菌种只在跳中发现,而里克特西亚菌种在跳和虫中发现.
结论:
- 这项研究报告了Candidatus R. senegalensis和B. vinsonii亚种. 伯克霍菲在危地马拉的第一次.
- 这些发现表明,人类和动物暴露于瑞克菌和巴顿氏菌的潜在风险存在.
- 狗及其外寄生虫是管理该地区动物传播疾病风险的有价值指标.
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