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Articles on Viruses

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Bacteria under attack by a flock of bacteriophages. Graham Beards/Wikimedia Commons

Designer viruses could be the new antibiotics

Bacterial infections remain a major threat to human and animal health. Worse still, the catalogue of useful antibiotics is shrinking as pathogens build up resistance to these drugs. There are few promising…
Commotion outside house of infected nurse Teresa Ramos near Madrid. EPA

Ebola won’t gain a foothold in Western countries – here’s why

The Ebola epidemic in West Africa is the worst in recorded history. There have been in excess of 7,400 cases and 3,439 deaths, primarily in Liberia, Sierra Leone and Guinea. More recently, the spread of…
Time to run. Mytoenailcameoff

Rabies – a global killer that dog jabs can eliminate

Chacha, a farmer and businessman from northern Tanzania, returned home from market one afternoon to find that his family’s newly adopted puppy had bitten five of his children. The puppy had been playful…
A Crimson Rosella (Platycercus elegans) in the wild near Melbourne. Raoul Ribot

Colour variability in Crimson Rosellas is linked to a virus

Despite its name, the Crimson Rosella is perhaps Australia’s most colour-variable bird and a cause of this striking and beautiful diversity seems to be a disease that’s potentially deadly to many other…
Most agree that if an individual is likely to die and an experimental therapy has a reasonable chance to prevent death, then it should be given. EPA/Ahmed Jallanzo

Fast-tracking access to experimental Ebola drugs

The current outbreak of Zaire Ebola virus in Western Africa is the largest ever recorded. More than 1800 people have been infected and nearly 1000 people have died. But while drug therapies are close to…
Liberia’s lack of infrastructure. Ahmed Jallanzo/EPA

Tackling Ebola: isolate, hydrate and educate

Our understanding of Ebola has increased considerably since outbreaks of a mysterious haemorrhagic fever caused by an unknown virus first occurred in Southern Sudan and the Democratic Republic of Congo…
Most infections by this family of viruses are acquired in childhood and are usually mild. gabi menashe/Flickr

Explainer: what is parechovirus?

An outbreak of parechoviruses in Queensland is causing concern because of the severity of the illness among infants younger than three months old. Dozens of cases have been detected in Australia since…
Risky all around.

Potential Ebola drugs are stuck in the big pharma pipeline

As a virologist, I am often asked when science will come up with a solution to stop deadly viruses, such as the current Ebola outbreak in Guinea. With collaborators, I’ve helped design and test over a…
As long-frozen parts of Earth thaw, it’s inevitable that old viruses will be unearthed. What risks do they have to humans? Gerolf Nikolay/Flickr

Ancient viruses sound scary, but there’s no need to panic

You may have seen recently that scientists recovered and “revived” a giant virus from Siberian permafrost (frozen soil) that dates back 30,000 years. The researchers raised concerns that drilling in the…

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