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温度影响病毒动力学和病毒载体能力

Gerard Terradas^1,2,3, Jaime Manzano-Alvarez^1,2,3, Chiara Vanalli^4,2,3

¹Department of Entomology, The Pennsylvania State University, University Park, Pennsylvania, USA.

bioRxiv : the preprint server for biology

|June 9, 2023

概括

全球变暖增加了载体传播的疾病. 这项研究表明,在更高的温度下,蚊子中的登革热和玛雅罗病毒传播率更高,特别是在共感染期间,影响公共卫生.

科学领域:

医学昆虫学医学昆虫学
病毒病原体的产生
气候变化的影响气候变化的影响

背景情况:

全球气温上升和极端天气促进了病媒传播疾病的传播.
埃及蚊子 (Aedes aegypti) 传播着登革热和玛雅罗热等树木病毒,对公众健康构成重大风险,特别是在低收入地区.
这些病毒的共同传播和共同感染的增加凸显了了解载体贡献的必要性.

结论:

对比的病毒动力学表明不同的热最佳,阿尔法病毒 (Mayaro) 可能喜欢较低的温度,而黄热病毒 (登革热) 在更温暖的条件下壮成长.
同感染的动态取决于温度,影响病毒的传播和蚊子的生存.
进一步的研究至关重要,以阐明共感染和可变温度制度在载体传播疾病传播上的复杂相互作用.

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