An Interest In:
Web News this Week
- April 14, 2024
- April 13, 2024
- April 12, 2024
- April 11, 2024
- April 10, 2024
- April 9, 2024
- April 8, 2024
Brazil Is Releasing Mutated Mosquitoes to Fight Dengue Fever
If you're going to Brazil for the World Cup, don’t forget your insect repellent, and maybe one of these. The country has the highest incidence of dengue fever in the world, with 1.4 million cases reported last year. The disease infects at least 50 million people every year worldwide and kills over a million — the numbers have been rising in recent decades. Severe dengue was first spotted in Southeast Asia in the 1950s; it has now spread throughout Asia and Latin America. Recently it has spread to Europe. There is no cure and no vaccine.
The disease is carried by mosquitoes, mostly the Aedes aegypti. Found in urban areas, Ae. aegypti has proven a particularly difficult mosquito species to control — it has developed a resistance to common insecticides and, because it bites during the day, bed nets are no protection against it. But now Brazilian health officials are running a pilot program using genetically modified mosquitoes to breed the population to death. The mosquitoes are the invention of British biotech company Oxitec, and they've had a gene inserted into them that kills them. In the lab, the mosquitoes can be fed a sort of antidote: A supplement that keeps them alive until it’s time to release them. Read more...
More about Brazil, Dengue Fever, Us World, World, and Health FitnessOriginal Link: http://feeds.mashable.com/~r/Mashable/~3/ejlGrvmJzjc/
Mashable
Mashable is the top source for news in social and digital media, technology and web culture.More About this Source Visit Mashable