Chemical 'orienteering': how accurately can cells follow a chemical trail to find their way around?
Friday, October 3, 2008 - 12:56
in Biology & Nature
(PhysOrg.com) -- Scientists have long known that single-cell organisms find their way around by detecting chemicals in their surroundings. Now new research out this week in the Proceedings of the National Academy of Sciences (PNAS) journal has shown how accurately cells are able to do this.