Risk identified in procedure for ‘three-parent babies’
Mitochondrial replacement therapy may fail if remnants vigorously replicate
IN WITH THE NEW One technique to replace faulty mitochondria in egg cells has resulted in the birth of a healthy baby boy. The five-month-old is the first “three-parent baby” born using the spindle nuclear transfer procedure.
NEVODKA/SHUTTERSTOCK
A new study sounds a cautionary note for a controversial procedure used in creating “three-parent babies.”