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Updated: Apr 8, 2026

Vector Competence Analyses on Aedes aegypti Mosquitoes using Zika Virus
Published on: May 31, 2020
Co-circulation of Plasmodium vivax and Arboviruses in the Brazil-French Guiana Border
Marcelo Cerilo-Filho1,2, Estela Dos Santos Medeiros3, Marcelo de Lima Arouca4
1Universidade Federal Fluminense, Instituto Biomédico, Centro de Investigação de Microrganismos, Niterói, RJ, Brasil.
Background:
Co-circulation of Plasmodium vivax and arboviruses is a significant but underexplored public health concern in tropical regions.
Methods:
We analyzed 300 serum samples collected between 2014 and 2015 from the Brazil-French Guiana border, including 102 malaria cases and 198 controls, using rapid tests for Immunoglobulin M (IgM), Immunoglobulin G (IgG), and Non-Structural Protein 1 (NS1).
Results:
High IgG reactivity for dengue and chikungunya viruses was observed. Co-reactivity was frequent. Zika virus detection was minimal.
Conclusions:
The overlapping transmission of P. vivax and arboviruses highlights the need for integrated surveillance strategies to better address co-circulation/co-infection risks.
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