What role does serotonin play in its two other principal sites of distribution, the brain and the gastrointestinal tract? In the latter, serotonin and synthetic 5-HT have been shown to be identical ...

CLEVELAND: Depression investigators at The Research Institute of University Hospitals of Cleveland have zeroed in on the neurotransmitter serotonin, a brain chemical that regulates emotion. Their ...

With full genetic control and visibility into neural activity and behavior, scientists map out chemical's role in behavior. Because serotonin is one of the primary chemicals the brain uses to ...

A new study in mice strongly suggests that serotonin and drugs that target serotonin, such as anti-depressants, can have a major effect on the gut's microbiota -- the 100 trillion or so bacteria and ...

We’ve evolved enough as a species to know that too much of a good thing is actually a bad thing — even excessive amounts of water and exercise can have adverse effects. But serotonin? The hormone and ...

UC Davis researchers have developed a new method that uses light to transform amino acids - the building blocks of proteins - ...

Unless you’re in the middle of biting into a delicious Reuben sandwich, you might forget that taste is one of the fundamental senses. “It’s required for our enjoyment of food,” explains Emily Liman, a ...