New Delhi, July 17 -- At least eight babies have been born in the UK using DNA from three people, thanks to a groundbreaking fertility technique designed to stop the passing on of inherited genetic diseases. Known as mitochondrial donation treatment (MDT), the method involves using healthy mitochondria from a donor to replace faulty ones in a mother's egg-preventing serious and often fatal conditions linked to mitochondrial defects, Sky News reported.

These babies carry nuclear DNA from their biological mother and father, and a small portion of mitochondrial DNA from a female donor. Early medical follow-ups show no signs of the disorders the treatment aims to prevent, offering hope to families with a history of such illnesses.

Mitochond...