Articles on 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.
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…
Urban development in coastal Australia brings people closer to mosquito habitats while often also creating new wetlands. Webb, Medical Entomology

Using urban planning to reduce mosquito-borne disease

There are many ways to prevent mosquito-borne diseases – insecticides to kill mosquitoes, vaccines to prevent infection and healthy doses of insect repellent before heading off for fishing trips. But while…
Professor Scott O'Neill inspects the first Wolbachia Aedes aegypti mosquitoes released in North Queensland. In this trial, Wolbachia-infected mosquitoes, which don’t pass dengue fever onto humans, went on to breed with local populations and begat new generations of Wolbachia-infected mosquitoes. Photo: Eliminate Dengue program

World first Wolbachia bacterium field trial success offers dengue hope

World-first field trials of a new technique to stop mosquitoes passing the dangerous and painful dengue virus onto humans…

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