Sunday, January 18, 2026

Phlebotomine Fauna (Diptera: Psychodidae) and Putative Vectors of Leishmaniases in Impacted Area by Hydroelectric Plant, State of Tocantins, Brazil

Authors: Maurício Luiz Vilela, Carina Graser Azevedo, Bruno M. Carvalho, Elizabeth F. Rangel

DOI: 10.1371/journal.pone.0027721

Abstract Summary

A 40-month study in Porto Nacional, Brazil—impacted by hydroelectric dam construction—identified 48 sand fly species, including 7 leishmaniasis vectors. The urban vector Lutzomyia longipalpis (visceral leishmaniasis) dominated cities, while Nyssomyia whitmani (cutaneous leishmaniasis) prevailed rurally. Dam-driven migration and deforestation may facilitate disease spread in unplanned settlements.

Why Brain? 🧠

Hydroelectric dam construction in Brazil altered sand fly distribution, concentrating visceral leishmaniasis vectors in urban areas and cutaneous leishmaniasis vectors rurally, raising disease transmission risks.

License: CC BY.


The image is AI-generated for illustrative purposes only. Courtesy of Midjourney.

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