Missing link in taste chain identified

Protein sends message to brain that tongue has detected sweet, bitter or umami flavor

By Rachel Ehrenberg, 14:08 PM March 6, 2013

When something leaves a bad taste in your mouth — or a good one — you might blame a newly pinpointed protein. Experiments using mice have revealed a key player in the chain of events that lets the brain know what the tongue has tasted.

Kevin Foskett of the University of Pennsylvania and colleagues found that the protein Calhm1 sits on bitter, sweet and umami taste cells. It serves as a gateway, releasing a flood of molecules from the cell when alerted to the taste of one of the three flavo...

Source URL: https://www.sciencenews.org/article/missing-link-taste-chain-identified