Journal of medical entomology. 2024 Dec 20:tjae150. doi: 10.1093/jme/tjae150 Q12.02025
First record of Culex pipiens (Diptera: Culicidae) in Alberta: expanding distributions and ecotype patterns in a western Canadian province
加拿大西部省份艾伯塔省首次记录到蚊种Culex pipiens(蚊科)的分布及生态类型模式的变化 翻译改进
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DOI: 10.1093/jme/tjae150 PMID: 39707157
摘要 中英对照阅读
Culex pipiens 是一种在全球温带地区发现的入侵蚊子。它被认为是全球最重要的病媒之一,并且负责传播包括西尼罗病毒、禽疟疾、圣路易脑炎和丝虫在内的多种病原体。在其北方温带分布范围内,这种蚊子被分为两个生态型:pipiens 型和 molestus 型。在加拿大,之前认为该蚊子仅限于不列颠哥伦比亚省的太平洋沿岸以及东部省份安大略、魁北克和马里时地区。通过常规蚊虫监测和针对 Cx. pipiens 的目标捕捉,在阿尔伯塔两个市镇较早地检测到了这种蚊子,比基于气候变化数据预测的物种分布模型提前。我们使用 DNA 序列分析确认了疑似 Cx. pipiens 标本的身份,并发现与 molestus 型相关的等位基因存在,但频率较低,相比 pipiens 型相关的等位基因。此外,我们将阿尔伯塔地区的生态型相关等位基因的频率与其他北美的地区进行了比较,发现在更北部纬度地区,pipiens 型的比例有所增加,这与之前报道的结果一致。我们从加拿大媒介传播疾病活动的角度讨论了这些发现,特别是西尼罗病毒。
关键词:Culex pipiens;分布;生态型;入侵物种。
© The Author(s) 2024. Published by Oxford University Press on behalf of Entomological Society of America.
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