How the pufferfish got its beak

The origin of the unusual beak of pufferfishes has been discovered, giving new clues about how such unique structures can evolve, scientists report today.

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 ...

The formula for making teeth will soon be found

Each cusp of our teeth is regulated by genes which carefully control the development. A similar genetic puzzle also regulates the differentiation of our other organs and of all living organisms. A team of researchers at the ...

New method to age cattle from their teeth

Ageing animals from their teeth goes back to the time that man first started keeping animals. New research has applied modern statistical techniques to investigate the association between the stages of dentition in cattle ...

Developmental origins of tooth classes in vertebrates

The researchers from the HiLIFE Institute of Biotechnology, University of Helsinki compared two central bearded dragon lizards (Pogona vitticeps): a normal one and a mutant with no body scales. They identified striking differences ...

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