A study led led by Myron S. Cohen, M.D. of the University of North Carolina at Chapel Hill, has been named the 2011 Breakthrough of the Year by the journal Science.
Dr. Cohen led a study known as the HIV Prevention Trials Network 052 which evaluated whether antiretroviral drugs can prevent sexual transmission of HIV among couples in which one partner has HIV and the other does not. The research found that early treatment with antiretroviral therapy reduced HIV transmission in couples by at least 96 percent.
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