Gene therapy to fend off aging? Buzzy Harvard startup Rejuvenate Bio says it works in mice

Harvard synthetic biology pioneer George Church generated some buzz last year when he co-founded Rejuvenate Bio with the goal of reversing aging with gene therapy. Now, he and his co-founders say they have compelling early evidence in mice that they can use the technology to relieve or reverse Type 2 diabetes, obesity, and heart and kidney failure.