GENETIC MEDICINE

BY MONICA DOBIE
THE US Food and Drug Administration has cleared the first human trials of a drug designed to work by targeting genes. This so-called RNA interference experimental drug, manufactured by Philadelphia-based Acuity Pharmaceuticals, will be injected into eyes of older patients to test whether it can disable the gene sparking the process of age-related macular degeneration, a deterioration of the retina that is the leading cause of blindness in the elderly. RNA interference has been shown to work in laboratories, but not human tests.



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