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Travel-associated international spread of Oropouche virus beyond the Amazon
Iani, Felipe Campos de Melo; Pereira, Felicidade Mota; Oliveira, Elaine Cristina de; Rodrigues, Janete Taynã Nascimento; Machado, Mariza HoffmannOropouche virus (OROV), first detected in Trinidad and Tobago in 1955, was historically confined to the Brazilian Amazon Basin. However, since late 2022, an increasing number of OROV cases have been reported across various regions of Brazil as well as in urban centers in Bolivia, Ecuador, Guyana, Colombia, Cuba, Panama, and Peru. In collaboration with Central Public Health Laboratories across Brazil, we integra...
Reemergence of yellow fever virus in forest and periurban settings in Brazil
Andrade, Valnete das Graças Dantas; Adelino, Talita Émile Ribeiro; Fonseca, Vagner; Moreno, Keldenn Melo Farias; Tomé, Luiz Marcelo RibeiroBackground: Yellow fever virus remains a major public health threat in Brazil, where recent resurgence risks affecting both forest and periurban populations. Understanding viral movement across ecological settings is critical to support early detection and prevent outbreaks. Methods: We performed genomic surveillance in two Brazilian states, a northern Amazon region and a southeastern region, between 2023 and 2...