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Artículos sobre Dengue

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Municipal workers wait before spraying insecticide to prevent the spread of Aedes aegypti mosquito at Sambodrome in Rio de Janeiro, Brazil, January 26, 2016. Pilar Olivares/Reuters

Explainer: where did Zika virus come from and why is it a problem in Brazil?

Zika was discovered almost 70 years ago, but wasn’t associated with outbreaks until 2007. So how did this formerly obscure virus wind up causing so much trouble in Brazil?
There is little doubt the virus can make it to Australia. mrfiza/Shutterstock

Does Zika virus pose a threat to Australia?

They’re small, spindly insects but their threat never dwindles – the bites of mosquitoes threaten death and disease in many parts of the world.
Detecting viruses in wild-caught mosquitoes provides intimate detail of disease transmission cycles. University of Washington SPH/Flickr

How a new test is revolutionising what we know about viruses in our midst

We monitor mosquitoes to help predict and control virus outbreaks. And a new technique for collecting mosquito saliva from the field has made the process both more sensitive and inexpensive.
An historian reading the government White Paper on developing northern Australia will realise we’re actually heading all the way back to the 1890s. andrew matthews/Flickr

Northern development plan shows Australia’s fraught vision of our tropics

The federal government’s recent White Paper on developing northern Australia has disturbing echoes of the 1890s, a time when unbridled capitalism and indentured labour developed the North.
Female Aedes aegypti mosquitoes transmit dengue fever when enjoying blood meals. James Gathany

Modifying mosquitoes to stop transmission of dengue fever

Annihilate the Aedes aegypti mosquito population and you’d stop dengue fever from infecting up to 100 million people worldwide annually. Here are some high-tech methods under development.
For exposed skin, there really isn’t an alternative to topical insect repellents. LoloStock/Flickr

Chemical or natural: what’s the best way to repel mozzies?

Mosquitoes need blood to survive. And what better place to get a good meal than a slow, tasty human. Mosquitoes aren’t just annoying. Every year around 5,000 Australians get sick following a mosquito bite…
The pest hides out in pot plants and rainwater tanks, and feeds on humans and pets. Clivid/Flickr

Aussie mozzie found in urban California

An Australian native mosquito has for the first time been detected in urban California, in the latest wave of mozzies hitching rides to new destinations. While it is unlikely to pose a significant health…
Australian travellers are increasingly returning home infected with mosquito-borne diseases. Flickr:hkroeger28

Don’t let dengue mozzies ruin your World Cup fever

Football fever may not be the only thing spreading when hundreds of thousands of sports fans converge on Brazil for the FIFA World Cup this June and July. Mass events such as the Olympic and Commonwealth…

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