HOW much better would it be if a simple injection could free HIV-positive people from having to take costly antiviral drugs for the rest of their lives. The virus’s knack of hiding from the immune system has meant that a vaccine to suppress HIV infection has always seemed a distant prospect. Now researchers say they have evidence that a vaccine containing beefed-up immune cells might give the body a real shot at destroying the virus.
In test-tube experiments, Charles Rinaldo of the University of Pittsburgh Medical Center in Pennsylvania and colleagues loaded up immune cells known as helper T-cells with…
