As scientists learn more about how HIV replicates and changes cells, they move closer to finding effective treatments and a potential cure for AIDS. They are also learning to identify which patients can safely stop treatment, says Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases. Meanwhile, public health officials should actively identify HIV carriers so that they can get early treatment, which has been shown to reduce transmission risk and extend survival, experts say.

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