饮食,身体状况和城市小狼中的 Echinococcus multilocularis 感染之间的年龄依赖关系
Scott Sugden1,2, Deanna K Steckler1, Dana Sanderson3
1Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada.
PloS one
|August 30, 2023
概括
城市小丑经常被埃奇诺科克多局部菌感染. 吃动物和人类食物的小猎犬的感染率更高,这表明有针对性的干预措施可能会减少寄生虫的传播.
科学领域:
- 兽医寄生虫学 兽医寄生虫学
- 城市生态城市生态学
- 动物传染病研究研究
背景情况:
- 城市大猩猩 (Canis latrans) 呈现出越来越多的 Echinococcus multilocularis 的流行.
- Echinococcus multilocularis是一个日益严重的公共卫生问题,利用动物和犬类.
- 驱动小猩猩高城市寄生虫流行的因素仍未得到充分研究.
研究的目的:
- 为了调查城市野狼饮食和 Echinococcus multilocularis 感染之间的联系.
- 为了测试增加动物消费或人为食物摄入是否会影响感染率.
- 确定城市小狼种群中寄生虫流行的主要驱动因素.
主要方法:
- 来自阿尔伯塔省埃德蒙顿的112只野狼尸体的分析.
- E. multilocularis感染状况与生理学数据 (年龄,性别,身体状况,质量) 的比较.
- 评估短期 (胃部含量) 和长期 (稳定同位素) 的饮食.
主要成果:
- 年轻是城市野狼感染的最强有力的预测因素.
- 动物和人类的食物消费预测了E. multilocularis在年轻的城市小狼中的感染.
- 饮食对感染的影响在农村和较老的野狼中变化更大.
结论:
- 饮食,特别是动物和人为的食物,在E. multilocularis感染年轻城市野狼中发挥着重要作用.
- 管理策略应侧重于限制野狼进入重叠的食物和动物息地.
- 干预措施可以减少城市环境中的寄生虫传播风险.
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