‘Leaky vaccines’ don’t affect the ability of the virus to reproduce and spread to others; they simply prevent it from causing disease. U.S. Army Corps of Engineers Europe District/Flickr

Are vaccines making viruses more dangerous?

Media coverage of a recent study involving a “leaky” vaccine raised questions about the possibility that they could make viruses more dangerous.
Viruses like this one may yet become a benevolent force in modern medicine. Microbe World/Flickr

From scourge to saviour: using viruses to treat serious disease

Viruses have traditionally been mankind’s enemies, causing disease and often mutating out of the reach of our medicines. But now a new technology is conscripting them into doing good. Viral vectors show…
The benefits of the human papillomavirus vaccine far outweigh risks. VCU CNS/Flickr

Four things you should know about HPV vaccinations

The human papillomavirus (HPV) vaccine has attracted attention in the past week for two contradictory reasons: the Japanese government has withdrawn its recommendation for the shot, while public health…
Hand, foot and mouth disease commonly affects young children, causing blisters and fever. Occasionally, it can lead to dangerous infection of the membranes around the brain and spinal cord. http://www.flickr.com/photos/sesen

World first hand, foot and mouth vaccine developed

Chinese researchers have developed the world’s first ever vaccine against a strain of enterovirus that can cause hand, foot and mouth disease, a condition commonly affecting small children that can lead…

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