Data de publicação: 05/03/2021 - 10:44
An important step to understanding the dynamics of arbovirus transmission, such as dengue fever, zika and chikungunya, is to get to know mosquitoes’ ability to get infected and to transmit the viruses that cause these diseases. This characteristic is technically known as vectorial competence. A study by researchers of the Oswaldo Cruz Institute (IOC/Fiocruz) showed that the Aedes aegypti has low vectorial competence for the zika virus when...
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Data de publicação: 31/08/2021 - 10:26
The release of Aedes aegypti mosquitoes carrying Wolbachia in Niterói, in the state of Rio de Janeiro, which began as a pilot action in Jururuba, in 2015, and covered 75% of the city’s territory, has already yielded positive effects. Data released this Thursday (August 26th) by the Wolbachia Method, an initiative of the World Mosquito Program (WMP) led by Fiocruz in Brazil, indicate a reduction of about 70% of cases of dengue fever...
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Data de publicação: 19/05/2021 - 10:50
The dengue virus is one of the greatest threats to public health in globe tropical regions, and especially in Brazil, where annual epidemics lead to thousands of Brazilians sickness. In the year 2019 alone, there were 2.1 million cases. However, something very intriguing happened in the years 2017-2018, right after the zika, dengue and chikungunya virus’s triple epidemic in 2016. Dengue fever case numbers were reported well below average...
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Data de publicação: 18/03/2021 - 10:39
Six years after the National Health Emergency declared by the Brazilian Ministry of Health, Zika is still a public health issue that mobilizes many actors in society. Fiocruz is launching the virtual exhibition Zika: lives affecting lives, produced by the Zika Social Sciences Network and the Oswaldo Cruz House (COC/Fiocruz), through the Museum of Life. The exhibition is the result of collaborative scientific research, produced with intense...
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Data de publicação: 12/04/2021 - 18:06
After 6 years of the epidemic that put Northeast Brazil in its epicenter, the Zika virus and its consequences may be away from the spotlight, but it is still a burden that needs to be addressed. From March 15th to18th, researchers from the four corners of the world who participated in one of the greatest Zika research consortiums gathered virtually (due to the current pandemic) to discuss its results and ways forward. The event marked the...
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