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How Stress Disrupts the Brain, Leading to Anhedonia, or the Inability of Feel Pleasure in Daily Activities

December 3, 2019

Much maligned as it tends to be in the media, stress is not all bad, and in smaller…
Using Cryo-EM Tech, Scientists Discover New Anti-Addiction Option

August 6, 2019

There is still a lot researchers don’t know about how the brain works and what characteristics about it…
Settling the Debate on Serotonin’s Role in Sleep

June 25, 2019

Serotonin is a multipurpose molecule found throughout the brain, playing a role in memory, cognition, and feelings of…
Serotonin linked to somatic awareness, a condition long thought to be imaginary

June 20, 2019

An international team spearheaded by researchers at McGill University has discovered a biological mechanism that could explain heightened…
Study offers a peek inside the brain during hallucinations

April 2, 2019

A new study by University of Oregon researchers offers clues to what happens in the brain when mice…
New images show serotonin activating its receptor for first time

February 14, 2019

Serotonin (3A) receptors are common drug targets in the treatment of pain, gastrointestinal dysfunctions, and mood disorders, yet…
Fight or flight: Serotonin neurons prompt brain to make the right call

February 5, 2019

Known for its role in relieving depression, the neurochemical serotonin may also help the brain execute instantaneous, appropriate…
Gut-brain connection signals worms to alter behavior while eating

December 21, 2018

When a hungry worm encounters a rich food source, it immediately slows down so it can devour the…
SIDS Insights

October 26, 2018

Scientists trying to identify the roots of sudden infant death syndrome (SIDS), the leading cause of death in…
Scientists discovered a link between gut serotonin and obesity

April 7, 2018

Serotonin is the chemical of happiness. In fact, this neurotransmitter is responsible for both happiness and sadness. However,…
After “freezing” in fear, what part of the brain helps make fish swim again?

July 14, 2017

The brain is the body’s mission control center, sending messages to the other organs about how to respond…
Fight Club of Brain Cells

November 16, 2016

How does a small cluster of fairly homogeneous brain cells that make the neurotransmitter serotonin regulate so many…
Mapping serotonin dynamics in the living brain

October 21, 2016

Serotonin is a neurotransmitter that’s partly responsible for feelings of happiness and for mood regulation in humans. This…
The pleasures & perils of protein: Fruit fly study reveals new clues to appetite & aging

September 9, 2016

First evidence that serotonin plays a role in guiding food choices and may influence lifespan If you’re a…
Happy hormone’s calcium connection may make cows and humans healthier

July 26, 2016

Serotonin is best known for eliciting feelings of happiness in the human brain, but scientists at the University…
New study examines the effect of ecstasy on the brain

April 19, 2016

Researchers from the University of Liverpool have conducted a study examining the effect ecstasy has on different parts…
First serotonin neurons made from human stem cells

December 16, 2015

Su-Chun Zhang, a pioneer in developing neurons from stem cells at the University of Wisconsin-Madison, has created a…
Serotonergic Neurons: Time for a New Definition

November 9, 2015

It used to be enough to call a serotonergic neuron a serotonergic neuron. These brain cells make the…
Scientists grow human serotonin neurons in petri dish

August 6, 2015

Serotonin, a neurotransmitter involved in regulating mood and mental states, has been linked to numerous neurological and mental…
Get the giggles often? It may be in your DNA

June 4, 2015

A gene previously associated with marital bliss or blues may also come to be known as the giggle…
Researchers Identify Bacteria that Help Produce Serotonin in the Gut

April 13, 2015

New research from Caltech, published in the April 9 issue of the journal Cell, has shown that certain…
A surprising source of serotonin could affect antidepressant activity

March 31, 2015

Depression affects an estimated 350 million people worldwide and poses a major public health challenge, according to the…
The Serotonin Hypothesis of Depression Has Gotten it All Backwards, Study Finds

February 20, 2015

Contrary to popular belief, the brains of people who suffer from depression produce more rather than less serotonin,…
Serotonin Neuron Subtypes

December 21, 2014

New insights could inform SIDS understanding, depression treatment Breathing. Body temperature. Mood. Appetite. Blood pressure. Sexual desire. Name…
Bugs life: The nerve cells that make locusts ‘gang up’

December 17, 2014

A team of biologists has identified a set of nerve cells in desert locusts that bring about ‘gang-like’…
Discovery of new pathways controlling the serotonergic system

August 12, 2014

With the aid of new methods, a research team at Karolinska Institutet have developed a detailed map of…
Small DNA modifications predict brain’s threat response

August 3, 2014

Epigenetic control of serotonin transporter makes difference The tiny addition of a chemical mark atop a gene that…
Tiny molecules boost mood

June 24, 2014

Small molecules may lead to the development of more effective treatments and/or biomarkers in mood disorders A link…
Brain uses serotonin to perpetuate chronic pain signals in local nerves

January 24, 2014

Finding may aid development of less addictive medications Setting the stage for possible advances in pain treatment, researchers…
45 years on: How serotonin makes schistosome parasites move

January 17, 2014

This is the expression of a serotonin receptor (bright green) in the Schistosoma mansoni nervous system. The muscles…
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