The US FDA approved the first ‘living’ therapy… and then another… and another

In a landmark decision made this past August, the Food and Drug Administration approved a treatment for childhood leukemia that works by genetically modifying a patient’s own blood cells to turn them into cancer killers. The FDA called it the first approved “gene therapy,” though experts quibbled over whether that term technically applies. Either way, it was a pretty big deal, and a decision that will pave the way for an era of FDA-sanctioned human gene modification.

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