Parents can now have a baby with three sets of DNA, or they might be able to in five years if researchers from Newcastle University are successful in lobbying on behalf of a new procedure. A method has been found that will allow parents to transplant healthy mitochondria from a donor to replace a mother’s faulty mitochondria. The process is known as three-parent-invitro-fertilization (IVF) and it will prevent a number of hereditary diseases associated with faulty mitochondria from developing in newborns.

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