Distribution of West Nile Virus Vectors in Mexico City
Author Information
Author(s): Diaz-Badillo Alvaro, Bolling Bethany G, Perez-Ramirez Gerardo, Moore Chester G, Martinez-Munoz Jorge P, Padilla-Viveros America A, Camacho-Nuez Minerva, Diaz-Perez Alfonso, Beaty Barry J
Primary Institution: Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional
Hypothesis
What is the geographic distribution of Culex pipiens complex mosquitoes and their hybrids in Mexico City?
Conclusion
Culex pipiens pipiens, Culex pipiens quinquefasciatus, and Culex tarsalis are present in Mexico City, indicating a risk for West Nile virus introduction.
Supporting Evidence
- Culex pipiens complex mosquitoes were found in 49.5% of the collection sites.
- Culex pipiens quinquefasciatus was the most abundant form collected.
- Hybrids of Culex pipiens and Culex quinquefasciatus were identified.
- Hybrids were detected during the rainy season from June to October.
- Understanding the distribution of these vectors can help improve viral surveillance activities.
Takeaway
This study found that certain mosquitoes that can spread West Nile virus are living in Mexico City, which could be a problem for people there.
Methodology
Mosquito larvae were collected from 103 sites in Mexico City and identified using morphological and molecular techniques.
Limitations
The study only sampled larval habitats from cemeteries, which may not represent the entire mosquito population in the city.
Digital Object Identifier (DOI)
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