JOHANNESBURG, 15 January 2013 (PlusNews) – The only HIV vaccine trial to achieve moderate success took place four years ago, yet it continues to reveal new information about the virus and renew hopes for a future vaccine.
In 2009, researchers released the findings of a six-year HIV vaccine study carried out in Thailand known as RV144. Conducted among 16,000 HIV-negative men and women, the trial found that HIV infection rates were 31 percent lower among participants who received the vaccine than in those who had not.
It was an encouraging protection rate, but short of the minimum 50 percent prevention rate required to slow the epidemic, which afflicts an estimated 34 million people worldwide, according to researchers at Duke University in the US.
Now, researchers say they have a better understanding of why the vaccine might have worked – and possible new targets for future vaccines. Continue reading “HIV/AIDS: Groundbreaking Vaccine Research Reveals More Clues about HIV”

