Thursday, Sept 24th, 2009
An experimental AIDS vaccine has for the first time cut the risk of infection in humans in what scientists Thursday called a “breakthrough” in the quarter-century fight against the epidemic.
The vaccine reduced the chance of being infected by a third, researchers announced after the world’s largest trial of 16,000 volunteers, carried out by the US Army and Thailand’s Ministry of Public Health.
The surprising result comes after years of fruitless attempts by the medical world to find an HIV vaccine, including one trial jab that apparently boosted infection rates.
“It is the first demonstration that a vaccine against HIV can protect against infection,” Colonel Jerome Kim of the US military HIV research programme told a news conference in Bangkok via videolink.
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