Ruth Institute Blog

Jared Yee, BioEdge.org

The successful fertilisation of an egg using biological material from two women may have moved the world closer to three-parent babies. Researchers at St Mother Hospital in Kitakyushu, Japan, have experimented with repairing the damaged eggs of older women by using eggs from younger donors. The usefulness of this process is disputed. Some doctors say it could improve chances of fertilisation and prevent genetic defects; others worry that the DNA of three people might lead to genetic problems. Read more…