In the 460-million-year-old Eriptychius, the researchers found large, open pulp cavities and branching dentin tubules — an ...

Learn why both human teeth and an ancient fish contain a key sensory substance — but in different locations.

Fast facts on yellow teeth: As the enamel on teeth wears, the yellowish dentin underneath starts to show through. An easy way of reducing discoloration of the teeth is to brush them frequently.

Statistics show that one out of every eight Americans suffer from ... "If a person has exposed cementum (the hard tooth structure covering the root) or the dentin (the hard tooth structure beneath the ...

In a study led by scientists from the University of Chicago and published in Nature, researchers discovered that dentin—the ...

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives important feedback about temperature, pressure—and yes, pain—as we bite and chew ...

Teeth whitening products can harm protein-rich tooth layer Researchers show active ingredient in whitening strips damages dentin Date: April 9, 2019 Source: Experimental Biology Summary: Americans ...

Dentin or dentine is a layer of material that lies immediately underneath the enamel of the tooth. It is one of the four major components of the tooth which comprises: The outer hard enamel The ...

Your dentist will remove the decayed parts of the tooth and fill the hole with resin, gold, silver amalgam, or ceramic. 3. Dentin Decay If your cavities aren’t filled in time, your dentin could ...

Intrinsic stains appear in the natural small porosity, or tiny cracks, of your teeth. They affect your dentin, the layer of your tooth directly under the hard, protective enamel layer.