1.   Eventually, Coutelle and his team are hoping to find ways of doing this, allowing fetal gene therapy to introduce genes that will remain active for life.

2.   Others found a fetal gene that may determine whether a baby is born with a cleft palate when its mother smokes.

3.   The regulators argue that the risks of modifying the DNA our grandchildren will inherit are too great for fetal gene therapy to be allowed.

4.   There is similar pressure to push forward fetal gene therapy in the United States too.