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Published online 9 October 2003 | Nature | doi:10.1038/news031006-6
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Hepatitis-like drugs could treat allergies
Virus plus gene may protect against asthma.
A new genetic study may help to explain why allergies are rife in the Western world, and could aid the development of anti-asthma medicines.
The study hints at how exposure to the hepatitis A virus reduces the risk of developing allergies as much as fourfold.
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