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A first for prime editing: DNA rewritten inside the human body
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A first for prime editing: DNA rewritten inside the human body

A person with Wilson disease has become the first known patient to receive prime editing directly inside the body. The technique is designed to rewrite DNA with precision, and in this trial it aims to correct a mutation in liver cells that stops them from clearing excess copper. So, instead of editing a patient’s cells in a lab and returning them, this approach could eventually make gene therapy quicker and less costly. Prime Medicine expects to share the first trial results next year, while researchers will be watching closely for both benefits and risks.
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