When it comes to battling cancer, our most powerful weapon is also our most dangerous. You’ve heard of CAR-T: the cellular immunotherapy extracts a patient’s own immune cells, amps up their tumor-hunting prowess using gene therapy, and infuses the super-soldiers back into the patient to pursue and rip their targets to shreds—literally. Since late 2017, … Continue reading Cancer-Killing Living Drug Is Made Safer With a Simple Off Switch