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HIV vaccine trial was significant

October 27, 2009
"We now, after 26 years of trying, believe that we can go down that road with confidence that we will be able to develop a vaccine that is globally effective"
- Colonel Nelson Michael, US military HIV research program

A review of a trial of a HIV vaccine in Thailand has concluded that it does show real signs of a protective effect. Scientists announced last month that a combination of vaccines gave a 31% level of protection in trials among 16,000 heterosexuals aged 18-30.

Doubts had been raised about whether the finding was significant.

But new data published at a conference in Paris indicates that, while small scale, the findings are robust and statistically significant.

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