In the first known discovery of its kind, a Case Western Reserve University School of Medicine-led team has found that HIV patients in Africa with a certain genetic variant have a 63-percent lower chance of developing tuberculosis than HIV patients without the genetic variant.

After discovering a unique group of people resistant to tuberculosis (TB) infection, Case Western Reserve researchers are leading an international team dedicated to understanding exactly how they fight off a disease that claims 1.5 million lives each year.