November 23, 2000–Researchers studying the roundworm Caenorhabditis elegans have identified a new type of serotonin receptor. If this type of receptor is found in humans, it may become an additional ...

Serotonin is often described as the happiness chemical because of its well-known role in regulating mood. However, recent ...

Serotonin reuptake inhibitors (SRIs) are a class of drugs that affect the brain’s serotonin system, and doctors most commonly prescribe them as antidepressants. SRIs increase the levels of serotonin ...

Serotonergic neurons release serotonin when they sense high levels of glucose. This triggers the activation of the kisspeptin neurons, the primary stimulator for releasing reproductive hormones.

Your body functions using chemical messages that are directed throughout your system with specific targets. These chemical messages are carried by neurotransmitters, which act as a messenger directing ...

The paper R. Zhou et al., “A molecular motor, KIF13A, controls anxiety by transporting the serotonin type 1a receptor,” Cell Reports, 3:509-19, 2013. The finding Dysfunctions in the neurotransmitter ...

The authors used a Bayesian modeling framework to fit behavior and serotonin neuron activity to reward history across multiple timescales. A key goal was to distinguish value coding from other ...

A new study suggests this may lead to symptoms seen in long COVID patients. Decreased levels of serotonin in the body may be a contributing factor in the development and persistence of so-called 'long ...

Long COVID is an often-incapacitating illness that occurs in at least 10 percent of severe acute respiratory syndrome coronavirus infections. Over 200 symptoms that affect many organ systems have been ...