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On August 2nd, scientists achieved a milestone on the path to human genetic engineering. For the first time in the United States, scientists successfully edited the genes of a human embryo. A transpacific team of researchers used CRISPR-Cas9 to correct a mutation that leads to an often devastating heart condition. Responses to this feat followed well-trodden trails. Hype over “designer babies.” Hope over new tools to cure and curb disease. Some spin, some substance and a good dose of science-speak. But for me, this breakthrough is not just about science or medicine or the future of humankind. It’s about faith and family, love and loss. Most of all, it’s about the life and memory of my brother.
Jason was born with muscle-eye-brain disease. In his case, this included muscular dystrophy, cerebral palsy, severe nearsightedness, hydrocephalus and intellectual disability. He lived past his first year thanks to marvels of modern medicine. A shunt surgery to drain excess cerebrospinal fluid building up around his brain took six attempts, but the seventh succeeded. Aside from those surgeries’ complications and intermittent illnesses...