Junk DNA in birds may hold key to safe, efficient gene therapy

The recent approval of a CRISPR-Cas9 therapy for sickle cell disease demonstrates that gene editing tools can do a superb job of knocking out genes to cure hereditary disease. But it's still not possible to insert whole genes ...

Scientists debate boundaries, ethics of human gene editing

Rewriting your DNA is getting closer to reality: A revolutionary technology is opening new frontiers for genetic engineering—a promise of cures for intractable diseases along with anxiety about designer babies.

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