The study was conducted by nine scientists from the Federal University of Goiás. The conclusion is that the vertical transmission to Aedes aegypti eggs—without passing through a host—serves as a new warning to health authorities.
Brazil’s Ministry of Health has confirmed the circulation of all four dengue serotypes in the country. Serotype 1 is currently the predominant strain.
Ministry of Health released a bulletin on cases of urban arboviruses transmitted by Aedes aegypti, such as dengue, chikungunya and zika.
A study conducted by the Oswaldo Cruz Foundation (Fiocruz) in Pernambuco state found that the Zika virus in Brazil was brought over from Haiti.