Doctors using a treatment called nivolumab on a lung cancer patient with Aids noticed a “drastic and persistent” decrease in infected white blood cells A new cancer drug could “cure” HIV, a revolutionary study suggests. Doctors using a treatment called nivolumab on a lung cancer patient with Aids noticed a “drastic and persistent” decrease in infected white blood cells. The findings have raised hopes that drugs could one day eradicate the HIV virus, which attacks the immune system and currently has no cure. At present, those infected must take anti-HIV drugs for the rest of their lives to stop the...