US clears first ‘living drug’ for tough childhood leukemia
WASHINGTON (AP) — Opening a new era in cancer care, the Food and Drug Administration on Wednesday approved the first treatment that genetically engineers patients’ own blood cells into an army of assassins to seek and destroy childhood leukemia. The CAR-T cell treatment developed by Novartis and the University of Pennsylvania is the first type of gene therapy to hit the U.S. market — and one in a powerful but expensive wave of custom-made “living drugs” being tested against blood cancers and some other tumors, too. FDA called the approval historic. “This is a brand new way of treating cancer,” said Dr. Stephan Grupp of Children’s Hospital of Philadelphia, who treated the first child with CAR-T cell therapy — a girl who’d been near death but now is cancer-free for five years and counting. “That’s enormously exciting.” CAR-T treatment uses gene therapy techniques not to fix disease-causing genes but to turbocharge T cells, immune system soldiers that cancer too often can evade....