A new wave of medical treatments are being used to re-engineer fetal bodies, countering the effects of serious genetic conditions before a child is even born. In a landmark result, several children have been treated for a condition that causes almost no sweat glands or teeth to develop. The innovative “intrauterine protein therapy” partially restored these missing body parts, the first example of any drug treatment building new anatomical structures before birth.
The approach is a twist on the kind of …