A sensor called PERK is responsible for putting the brakes on making new proteins. (en.hdbuzz.net)
«We are able to make new protein constructs based on evolving scientific principles,» he says, «and then screen for candidates that can enter clinical development. (sciencemag.org)
There was no apparent impact on the flies» health, and they even produced healthy offspring that also made the new protein chains. (newscientist.com)