Story perspectives

Brazil Fights Dengue Surge with Mosquitoes and Vaccines

9/17/2025

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Summary

Story summary

Brazil is using Wolbachia-infected mosquitoes to combat dengue, produced at a large facility in Curitiba that generates 100 million mosquito eggs weekly.
The country experienced its worst dengue outbreak in 2024, reporting 6.6 million cases and over 6,300 deaths.
Brazil has secured nine million doses of the Qdenga vaccine for children aged 10-14.
A promising one-dose vaccine from Butantan Institute shows high effectiveness in preliminary trials, with plans to produce 60 million doses annually starting in 2026.

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Story summary

Brazil is using Wolbachia-infected mosquitoes to combat dengue, produced at a large facility in Curitiba that generates 100 million mosquito eggs weekly.
The country experienced its worst dengue outbreak in 2024, reporting 6.6 million cases and over 6,300 deaths.
Brazil has secured nine million doses of the Qdenga vaccine for children aged 10-14.
A promising one-dose vaccine from Butantan Institute shows high effectiveness in preliminary trials, with plans to produce 60 million doses annually starting in 2026.