Access

News

Nature 414, 677 (13 December 2001) | doi:10.1038/414677a

naturejobs

Trial halted after gene shows up in semen

Nell Boyce

A patient in a gene-therapy trial has had the virus used to transfer the gene show up in his semen. The finding highlights the danger that gene therapy may inadvertently modify the genetic make-up of a patient's children.