在城市入侵性僧侣中的动物性Cryptosporidium meleagridis病毒
Cristóbal Briceño1, Daniela Marcone1, Matilde Larraechea1
1Facultad de Ciencias Veterinarias y Pecuarias, ConserLab, Universidad de Chile, Santiago, Chile.
Zoonoses and public health
|June 26, 2023
概括
动物性寄生虫Cryptosporidium meleagridis在智利的侵入性僧侣中被检测到. 这凸显了对广泛传播的,与人类相关的鸟类物种中病原体的持续监测的需要.
科学领域:
- 兽医寄生虫学 兽医寄生虫学
- 分子流行病学分子流行病学
- 野生动物疾病生态学 野生动物疾病生态学
背景情况:
- 密杆菌 (Cryptosporidium meleagridis) 是一个重要的动物传染病原体.
- 僧侣 (Myiopsitta monachus) 是全球分布的入侵鸟类.
- 类人同类物种可以作为可传播到人类的病原体的储存库.
研究的目的:
- 为了确定Cryptosporidium在智利圣地亚哥的侵入性僧侣中的存在.
- 为了分子表征已识别的Cryptosporidium物种.
- 评估这一发现对动物的潜在影响.
主要方法:
- 卵囊从僧幼的便样本中分离出来.
- 使用PCR. 一部分18S核糖体RNA (rRNA) 基因被放大.
- 放大后的基因片段被测序用于物种识别.
主要成果:
- 在僧种群中发现了Cryptosporidium meleagridis.
- 分子分析证实了这种特定的动物性疾病基因型的存在.
- 这是智利僧中Cryptosporidium meleagridis的第一个报告.
结论:
- 侵入性僧侣可以携带动物性病Cryptosporidium.
- 在同类动物和入侵物种中,持续的病原体监测至关重要.
- 这一发现对城市环境中的公共卫生和野生动物管理有影响.
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