Scientists and doctors have been searching for decades for a cure for the human immunodeficiency virus -- HIV -- that causes the deadly disease AIDS. Since 1981,global health authorities estimate that AIDs has killed some 25 million people world-wide.There is still no cure for HIV or AIDs,only drugs that impede its progress and prolong the lives of those who have become infected. But now,researchers at the Max-Planck Institute for Cell Biology and Genetics in Dresden say the have healed an infected cell in the laboratory. Tomorrow-Today goes to Dresden to find out how the new approach to attack HIV works and why it could contain the seeds of hope for curing HIV.