Public funds authorised for production of human-animal chimeras

In September 2005, the dedication of public financial aid by the National Health Institutes for experiments on transferring human stem cells to animal embryos to produce chimeras was banned. However, on 4 August this year, this ban was lifted for certain experiments, and it was...

Rules for regulating genome editing – particularly gene drive

The dynamic field of research into gene editing provides an opportunity to rewrite the rules of science, says Kevin Esvelt. The emergence of gene-drive systems — which spread engineered mutations quickly through populations — means that a single released organism could eventually...