human embryo

The promise and dangers of editing the genome of a human embryo are being discussed by scientists around the world. They are contemplating whether it should be allowed or not— and if so, under what circumstances? The meetings have been prompted by the powerful technology known as CRISPR/Cas9. This could be use...

Fabián Díaz achieved a milestone last year when he derived the first human embryonic stem-cell line from cells of Mexican origin. Biologists across Mexico now use the stem cells, which Díaz — a researcher at the National Institute of Perinatology in Mexico City — created using embryos discarded by a fertility clinic...