This article was composed from multiple news sources.

A team in the US has reported promising results after using an improved form of CRISPR to gene-edit human embryos, but a major issue remains unsolved

Draftartikel opgebouwd uit meerdere gegroepeerde nieuwsbronnen. A team in the US has reported promising results after using an improved form of CRISPR to gene-edit human embryos, but a major issue remains unsolved