Antibodies tagged with radioactive elements might provide a new treatment.

For decades researchers have wondered what it would take to eliminate the immunodeficiency virus HIV from a patient’s body. Now they think that radioactive antibodies might do the trick. Scientists from the United States and Germany have combined antibodies that seek out cells infected with HIV with radioactive payloads that can destroy them, as they report in the 6 November issue of PLoS Medicine.

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