Exclusive: After four decades, one researcher's radical HIV cure finally gets its shot

In November, Khalili gave the first evidence the approach could work in monkeys. Investors are now getting on board. Excision BioTherapeutics, the company founded around Khalili’s work, announced today a $50 million Series A to push the therapy into the clinic. If it works as intended, it could provide a long-sought single-shot cure for a virus that now infects 38 million people worldwide and set the stage for a similar approach for other chronic viruses, such as herpes and hepatitis B.