Britain first country to approve 'three-parent' babies

Britain is set to become the first country in the world to legally offer "three-parent baby" fertility treatments after regulators gave the green light. The technique, which uses DNA from two women and a man, would allow mothers who carry disease-causing mutations in their mitochondrial genes to give birth to children free of the illness. British lawmakers had voted in February to allow the treatment, which uses in-vitro fertilisation (IVF), but clinics needed to obtain licences from the Human Fertilisation and Embryology Authority (HFEA).

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