serotonin

Latest

serotonin

·October 23, 2020·4 min read

Happiness and the Evolution of Brain Size

Study reveals a new role for serotonin in the development of the human neocortex. Serotonin acts cell-extrinsically as a growth factor for basal progenitors in the developing neocortex. Researchers report placenta-driven serotonin likely contributed to the evolutionary expansion of the neocortex in humans. Read More

Featured Neuroscience Psychology

·October 21, 2020·5 min read

Cannabis Reduces OCD Symptoms by Half in the Short-Term

People with OCD reported a reduction in the symptoms within four hours of smoking cannabis, a new study reports. Read More

Featured Genetics Open Neuroscience Articles Psychology

·October 14, 2020·4 min read

STAT3 Identified as Important Factor in Emotional Reactivity

STAT3 plays a crucial role in the serotonergic system as a molecular mediator for controlling emotional reactivity. The findings establish a link between the immune system, serotonergic transmission, and affective disorders such as depression. Read More

Electrophysiology Featured Neuroscience Open Neuroscience Articles

·October 12, 2020·5 min read

Dopamine and Serotonin Play a Role in Human Perception and Decision-Making

Researchers recorded alterations in levels of both dopamine and serotonin in the brain when people perform perception and decision making based tasks. Read More

Featured Neuroscience Open Neuroscience Articles Psychology

·October 2, 2020·4 min read

New Clues About the Link Between Stress and Depression

p11, a protein implicated in serotonin function, affects the initial release of cortisol in mice by modulating the activity of specific neurons in the hypothalamus. Previous studies found people with depression lave lower levels of p11 in their brains. The findings could help in the development of new treatments for depression and stress. Read More

Featured Neuroscience Open Neuroscience Articles

·September 17, 2020·6 min read

How Psychedelics Bind to Key Serotonin Receptor

Researchers have uncovered the structure of psychedelic compounds when they actively bind to the 5-HT2A serotonin receptor on the surface of brain cells. The discovery could lead to the exploration of more precise compounds that offer the therapeutic effects of psychedelics for mental health disorders, but without the hallucinations. Read More

Autism Featured Neuroscience Open Neuroscience Articles

·September 2, 2020·6 min read

Guilt by Dissociation: The Role of Serotonin in Autism

SERT Ala56 impacts the structure of the SERT protein cells, increasing the activity of the transporter to abnormally high levels. The high-activity state results in the removal of too much serotonin from brain sites where serotonin is needed, both during development and in adults. Read More

Featured Open Neuroscience Articles Psychology

·August 14, 2020·6 min read

Study Uncovers the Molecular Events by Which Popular Antidepressants Work

Activity of the c-Fos gene begins the increase on the ninth day of exposure to antidepressants. By day 14, mice showed behavioral changes associated with SSRI use. This may explain why suicide rates drop after nine days of treatment, and symptoms of depression improve after three weeks. Read More

This shows the location of the amygdala in the brain

Featured Neuroscience Psychology

·July 10, 2020·5 min read

Amygdala Changes in Male Patients with Schizophrenia and Bipolar Disorder

Study uncovers DNA hypermethylation is responsible for reduced amygdala volume in male patients with schizophrenia and bipolar disorder. Read More

This shows a scary shadow and an anxious man

Featured Neuroscience Open Neuroscience Articles Psychology

·July 9, 2020·6 min read

How Fear Transforms into Anxiety

In anxiety, neural activity becomes elevated across many specific brain regions, and normal coordination between the networks becomes decreased. Read More

Featured Neuroscience Open Neuroscience Articles Psychology

·June 10, 2020·3 min read

Will lockdown loneliness make us loners?

Social preference in isolated zebrafish is caused by stress and anxiety, not observed anti-social patterns. Read More

Featured Neuroscience Open Neuroscience Articles Psychology

·June 1, 2020·4 min read

How ketamine combats depression

Ketamine increases the number of serotonin 1B receptors. Ketamine binds to serotonin 1B receptors, reducing the release of serotonin and increasing the release of dopamine. Read More

1 2 3 … 17