David Cyranoski and Brendan Maher
Japan has turned regenerative medicine into a regulatory free-for-all. Patients across the world could pay the price.
David Cyranoski
Genetically identical primates offer the best models of human disease, but raise ethical issues.
Following last year’s bombshell revelation, investigations mount and debates swirl about the future for gene-edited humans. Here are the four most pressing questions.
David Cyranoski and Smriti Mallapaty
If approval comes before clinical trials end, this could complicate the study of vaccines’ long-term effects