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塔巴努斯的空间流行病学 (Diptera:Tabanidae) 是Trypanosoma的载体
Roberta Marques1,2,3, Daniel Jiménez-García4,5, Luis E Escobar6
1Programa de Pós-Graduação em Parasitologia, Departamento de Microbiologia e Parasitologia, Instituto de Biologia, Universidade Federal de Pelotas, Campus Universitário, s/n, Capão do Leão, Rio Grande do Sul, CEP: 96010-900, Brazil. roberta.marques@correo.buap.mx.
Parasites & vectors
|April 4, 2025
概括
生态利基模型确定了拉丁美洲各地牲畜中塔班纳斯传播特里帕诺索马的高风险区域. 南美南部,委内瑞拉和墨西哥中部面临着最大的威胁,影响超过16亿头牛和3800万匹马.
科学领域:
- 兽医寄生虫学 兽医寄生虫学
- 生态建模 生态建模
- 疾病载体 地理 疾病载体 地理
背景情况:
- 原生动物寄生虫Trypanosoma在牛生产中造成了重大经济损失.
- 特里帕诺索马是由新热带地区的吸血昆虫,特别是塔班纳斯传播的.
- 巴西有6种常见的Tabanus物种是Trypanosoma vivax和Trypanosoma evansi的已知载体.
研究的目的:
- 通过生态利基模型,探索巴西六种Tabanus物种的当前地理位置.
- 为了确定拉丁美洲的Trypanosoma传播风险地区.
- 评估Tabanus物种之间的生态利基相似性,以了解载体重叠.
主要方法:
- 使用生态利基模型集成了地理引用数据和生物/无生物变量.
- 根据预测的区域,景观条件和牲畜密度,确定了Trypanosoma传播的风险区域.
- 雅卡德,斯科纳和赫林格的指标被用来量化塔巴努斯物种对之间的生态利基相似性.
主要成果:
- 在Tabanus pungens和Tabanus sorbillans之间发现了重要的生态利基相似之处.
- 生态利基模型预测了新热带国家Trypanosoma传播风险.
- 在南美南部,委内瑞拉和墨西哥中部确定了最高风险地区.
结论:
- 超过16亿头牛和3800万匹马面临着Trypanosoma感染的风险.
- 拉丁美洲的特定地区和牲畜种群被确定为三病的高风险地区.
- 这项研究突出了美国牲畜中易受Trypanosoma感染的关键区域,景观和人群.
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