News tagged with tooth formation

Scientists discover why teeth form in a single row

(PhysOrg.com) -- A system of opposing genetic forces determines why mammals develop a single row of teeth, while sharks sport several, according to a study published today in the journal Science. When comple ...

Medicine & Health / Genetics

created Feb 26, 2009 | popularity 4.7 / 5 (7) | comments 0

Biologists find gene network that gave rise to first tooth

A paper in this week's PLoS Biology reports that a common gene regulatory circuit controls the development of all dentitions, from the first teeth in the throats of jawless fishes that lived half a billion years ago, to the ...

Biology /

created Feb 10, 2009 | popularity 4 / 5 (4) | comments 0