Columbia University associate professor Dieter Egli says his group has precisely edited genes in an embryo, a landmark ...

I treated a 42-year-old woman with metastatic ovarian cancer. She chose not to reveal it to anyone, including her family. Should her 26-year-old younger sister have been informed, given she might have ...

Genomic sequencing technology allows for identification of reproductive couples with an increased chance, as compared with that in the general population, of having a child with an autosomal recessive ...