The US patent office declares an interference between the intellectual property held by the Broad Institute and several patent applications filed by the University of California—opposite its previous ruling.
CRISPR reagents injected into the amniotic fluid inactivated a gene in the fetuses that would normally cause lung disease and kill the mice a few hours after birth.
A new study indicates that the modified CRISPR-Cas9 technology will need to be further refined before it can safely be used for research and therapeutic applications.
Researchers edited macaque embryos to induce symptoms of sleep disorders and chose one animal to clone. A bioethicist questions the study’s appropriateness.