A new treatment appears to have erased HIV from a patient’s blood. This could be a whole new way of fighting the disease. The first of 50 patients to complete a trial for a new HIV treatment in the UK is showing no signs of the virus in his blood. The initial signs are very promising, but it's too soon to say it's a cure just yet: the HIV may return, doctors warn, and the presence of anti-HIV drugs in the man's body mean it's difficult to tell whether traces of the virus are actually gone for good.

That said, the team behind the trial – run by five British universities and the UK's National Health Service – says we could be on the brink of defeating HIV (human immunodeficiency virus) for real. "This is one of the first serious attempts at a full cure for HIV,"  Managing Director of the National Institute for Health Research Office for Clinical Research Infrastructure. "We are exploring…