In a discovery that could guide the development of next-generation antidepressants and antipsychotic medications, researchers at the Icahn School of Medicine at Mount Sinai have developed new insights ...

A new study has uncovered how antidepressants affect different groups of serotonin-producing brain cells in opposite ways, ...

Serotonin (5-hydroxytryptamine, 5-HT) is a key modulator of gut function, orchestrating motility, secretion and visceral sensitivity. More than 90 % of the body’s serotonin is synthesised by ...

A new Nature study shows how parasite-driven inflammation in the gut activates a tuft cell to serotonin to vagus nerve pathway, helping explain why infection can suppress appetite. Study: Parasites ...

A new study published in Nature Communications reveals that a brain chemical called acetylcholine can directly trigger the release of serotonin. These results suggest that the brain uses a highly ...

A new study has for the first time elucidated the gut-liver immune regulatory axis jointly maintained by intestinal commensal bacteria and the intestinal endocrine system, and uncovered the ...

In animal studies, boosting serotonin in the cells that line the gut reduced anxious and depressive-like behaviors without causing cognitive or gastrointestinal side effects. Most of us have ...

Serotonin is often referred to as the "happiness molecule." It plays a critical role in affecting mood levels and is also a neurotransmitter that sends signals within the brain and the body.

Research shows that reward-based learning requires the two neuromodulators to balance one another's influence -- like the accelerator and brakes on a car If you've heard of two of the brain's chemical ...