“Dan Barouch, a vaccine researcher at the Harvard-affiliated Beth Israel Deaconess Medical Center in Boston, is working with Gilead to develop what's known as a "kick and kill" treatment.
The idea is to use an initial drug to flush out HIV that is hiding from the immune system and then use standard antiretrovirals to kill the newly-exposed virus. Animal studies have shown hope, but it has not yet been proven in people.
"All HIV cure approaches in general are in their infancy," he said in a telephone interview.
Rare cases of remission, such as the London and Berlin patients "provide a lot of enthusiasm and motivation" for research teams and show that a cure can be achieved, he said, "but we still have a long way to go".
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