an entirely new function. Several new therapies for non-genetic disorders are currently being tested. Researchers are attempting to fight Acquired Immune Deficiency Syndrome (AIDS) by using gene therapy to make cells genetically resistant to the infection that causes AIDS. Efforts are being made to use gene therapy to produce a cancer vaccine. Liver cells are being treated using gene therapy to help the body eliminate the excess cholesterol that can lead to heart attacks. Gene therapy may eventually be used to prevent and treat many diseases....
