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Viruses

Should pneumonia be treated with antibiotics?

Many children are given antibiotics for pneumonia unnecessarily. Antibiotics only work for bacterial infections and most cases of pneumonia are caused by viruses.

Uncovering the secrets of immune system invaders

Some bacteria and viruses take advantage of the way our immune system works to infect us. Researchers are uncovering the mechanisms by which this trickery takes place.

Rounding up a cattle virus in human noses

Watch where you sneeze! Humans can make cows sick by transmitting a virus from barn to barn – sometimes in their noses.

We carry viruses from barn to barn

Pneumonia is a mounting problem in barns.

Virus a possible cause of type 1 diabetes

Researchers have found a virus in the pancreas of patients with type 1 diabetes. The discovery may offer the potential for both treatment and a vaccine.

Plant based vaccines are medicine of the future

Norwegian researchers are trying to develop a life saving vaccine against dengue fever, which is currently hitting Asia hard with some of the worst outbreaks for decades.

Viruses that play hide and seek

Every year, two million children die of acute respiratory infections. Among the culprits are several different viruses, one of which your child almost certainly has had without you or the doctors ever knowing it.

'We need to develop new vaccines'

Scientists are in a constant arms race against pathogenic bacteria and viruses. Their goal is to develop vaccines that will last throughout our lives.

Acute family stress can impact a child’s immune system

High levels of stress in a family can undermine a child’s immune system, making it easier for viruses and bacteria to do their worst.

Cells with a licence to kill

The body's natural killer cells are programmed to kill without the intervention of any safety mechanism. Now researchers know why.