In a world first, Chinese scientists have reported that they have used powerful gene-editing techniques to modify human embryos. Their paper, published in the Beijing-based journal Protein & Cell on 18 April, came as no surprise to the scientific community, but it has ignited a wide-ranging debate about what types of gene-editing research are ethical. The publication also raises questions about the appropriate way to publish such work.
Embryo Editing Sparks Epic Debate
