Unlike the tongue, the skin does not perceive bitterness as a taste. However, keratinocytes—the skin's first line of defense—express bitter taste receptors that function as biological ...

For example, sensory cells in the skin respond to the pressure of touch ... Cells have proteins called receptors that bind to signaling molecules and initiate a physiological response.

These cells never come in contact with environmental signals like those near the skin but are studded with receptors that appear to get sensory input from hormones, proteins and other biochemical ...

They’ve focused particularly on TRPV1, a receptor found at the endings of peripheral nerves in the skin that’s integral to detecting temperature and pain, and also responds to capsaicin, the component ...

This week (July 7), a team described its research on the olfactory responses of the skin. Hanns Hatt of Ruhr University Bochum in Germany and colleagues examined the response of epidermal cells known ...