Discovery in how HIV thwarts the body's natural defense opens up new target for drug therapies
Friday, November 19, 2010 - 10:31
in Health & Medicine
Natural killer cells are major weapons in the body's immune system. They keep the body healthy by knocking off tumors and cells infected with viruses, bombarding them with tiny lethal pellets. But natural killer cells are powerless against HIV, a fact that has bedeviled science for over 20 years.