Researchers at the Monell Chemical Senses Center have discovered how we perceive bitter taste. The team, led by Dr. Robert Margolskee, found that a specific protein on the tongue binds to bitter compounds and triggers a signal that is sent to the brain. This finding could lead to new treatments for conditions such as taste disorders and obesity.

Bitter taste is one of the five basic tastes, along with sweet, sour, salty, and umami. It is often associated with unpleasant foods, such as coffee, chocolate, and beer. However, bitter taste also plays an important role in protecting us from harmful substances. For example, many poisonous plants have a bitter taste, which discourages animals from eating them.

The Monell team's discovery could help to explain why some people are more sensitive to bitter taste than others. It could also lead to new treatments for conditions such as taste disorders, which can make it difficult to enjoy food. In addition, the discovery could have implications for obesity. Some researchers believe that people who are overweight or obese may have a reduced sensitivity to bitter taste, which could lead them to consume more high-calorie foods.

The Monell team's research was published in the journal Nature. The study was funded by the National Institutes of Health.

This discovery is a significant step forward in our understanding of taste perception. It could have important implications for our understanding of a wide range of conditions, from taste disorders to obesity.