Pioneering therapies set to change lives

The first treatments that use gene editing are being trialled.

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Two groundbreaking new treatments are giving hope Two to people with serious medical conditions. Both use a technique called gene therapy, where scientists treat diseases by replacing or changing faulty genes with healthy ones. Genes are short sections of DNA (a chemical that carries all the information about your body and characteristics) in the cells of every living thing that instruct the body how to build and run itself.