Despite the considerable morbidity and mortality of yellow fever virus (YFV) infections in Brazil,
our understanding of disease outbreaks is hampered by limited viral genomic data. Here, …

The recent reemergence of yellow fever virus (YFV) in Brazil has raised serious concerns
due to the rapid dissemination of the virus in the southeastern region. To better understand …

Zoonotic pathogens comprise a significant and increasing fraction of all emerging and re-emerging
infectious diseases that plague humans. Identifying host species is one of the keys to …

Objectives Since December 2016, Brazil has experienced an unusually large outbreak of
yellow fever (YF). Whether urban transmission may contribute to the extent of the outbreak is …

The emergence of chikungunya virus (CHIKV) has raised serious concerns due to the virus’
rapid dissemination into new geographic areas and the clinical features associated with …

The Northeast region of Brazil registered the second-highest incidence proportion of
Chikungunya fever in 2019. In that year, an outbreak consisting of patients presenting with febrile …

Yellow fever virus (YFV) causes a clinical syndrome of acute hemorrhagic hepatitis. YFV
transmission involves non-human primates (NHP), mosquitoes and humans. By late 2016, …

In recent decades, waves of yellow fever virus (YFV) from the Amazon Rainforest have
spread and caused outbreaks in other regions of Brazil, including the Cerrado, a savannah-like …

BACKGROUND: Bartonella is the agent of cat-scratch disease, but is also responsible for
more severe conditions such as retinitis, meningoencephalitis, endocarditis and bacillary …

Background The purpose of this study was to identify the presence of rickettsia and hantavirus
in wild rodents and arthropods in response to an outbreak of acute unidentified febrile …