World’s first three-parent IVF baby birth in Mexico ‘revolutionary’

A New York fertility specialist, who said he successfully carried out a "three-parent" in vitro fertilization (IVF) technique resulting in a baby boy, called the procedure a "revolutionary approach in human reproduction."

John Zhang, medical director of New Hope Fertility Center in New York, spearheaded the technique roughly five months ago with a Jordanian couple at a clinic in Mexico.

The procedure, which the U.S. government has forbidden due to perceived risks to the mother and child, is designed to help families with mitochondrial diseases passed down maternally, affecting around one in 6,500 children worldwide.

The treatment . . .