FDA approves 1st gene therapy for genetic hearing loss
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After gene therapy for a rare form of deafness, 90% of participants in a clinical trial in China had significant improvement in hearing.
A new class of drugs is saving the lives of children who once had no hope. These high-tech medicines can replace defective genes. But there's a catch. Many cost millions of dollars for a single dose. And American health care hasn't figured out how to pay.