Serotonin News and Research

Latest Serotonin News and Research

Study offers a possible explanation for prevalence of autism spectrum disorder

Recent estimates indicate a prevalence of autism spectrum disorder (ASD) in the United States of 1 in 59 children with a well-established 4:1 male predominance.

2 Sep 2020

Inflammatory protein produced by mast cells contributes to fibrosis in gastric cancer

Gastric cancer, one of the leading causes of cancer-associated mortality worldwide, is renowned for its ability to disseminate throughout the peritoneal cavity.

26 Aug 2020

Zebrafish study shows individual differences in brain activity

Personality varies widely. There are bold and reserved individuals, who behave very differently when faced with the same environmental stimulus.

10 Aug 2020

Botox injections can reduce depression, shows study

Botox, a medication derived from a bacterial toxin, is commonly injected to ease wrinkles, migraines, muscle spasms, excessive sweating and incontinence.

30 Jul 2020

Fluoxetine does not improve brain recovery after acute stroke

The antidepressant fluoxetine has been suggested as a means to improve brain recovery after acute stroke.

22 Jul 2020

Two new studies highlight possible treatment options for patients with neuroendocrine tumors

Two new studies led by Renuka Iyer, MD, Section Chief for Gastrointestinal Oncology at Roswell Park Comprehensive Cancer Center, highlight possible new treatment options for patients with neuroendocrine tumors (NETs) -; a rare and hard-to-treat cancer.

14 Jul 2020

UNM study sheds new light on transition of fear to anxiety

A deadly coronavirus pandemic, economic instability and civil unrest menace the mental well-being of millions.

9 Jul 2020

DNA hypermethylation correlated with reduced amygdala volume in male patients with schizophrenia

Researchers at Kumamoto University, Japan have revealed that DNA methylation occurs in the gene that codes serotonin transporter (SERT), a protein that regulates neurotransmitter transmission, in schizophrenia and bipolar patients.

9 Jul 2020

Study explores the role of gut Piezo1 in sensing of bacterial RNA

In a new study published in Cell, "RNA sensing by gut Piezo1 is essential for systemic serotonin synthesis", a research team led by Kenta Maruyama M.D., Ph.D. from National Institute for Physiological Sciences explored the role of Piezo1, a mechano-sensing receptor, in the sensing of bacterial RNA.

7 Jul 2020

Study shows early promise of using laughing gas to relieve veterans' PTSD symptoms

For military veterans suffering from post-traumatic stress disorder (PTSD), symptoms such as anxiety, anger and depression can have a devastating impact on their health, daily routine, relationships and overall quality of life.

2 Jul 2020

Study: Oats and rye brans reduce weight gain, hepatic inflammation

In a newly published experimental study, the consumption of dietary fibre from oat and rye brans supported the growth of beneficial gut microbiota, which in turn ameliorated cholesterol metabolism, enhanced gut barrier function and reduced hepatic inflammation.

2 Jul 2020

Platelets may be contributing to COVID-19

The current pandemic of COVID-19 is characterized mainly by severe acute respiratory distress of the lungs, but other organ dysfunctions are also being observed, including the heart and blood vessels. Now, a new paper published on the preprint server medRxiv* in June 2020 describes the abnormal activation of platelets in this disease and the link between this phenomenon and poor outcomes for COVID-19 patients.

24 Jun 2020

Antidepressant fluoxetine (Prozac) suppresses replication of SARS-CoV-2

A study conducted by researchers at Julius-Maximilians-Universität Würzburg has shown that the antidepressant agent fluoxetine may be an effective drug for the early treatment of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) among at-risk groups.

16 Jun 2020

New $26.9 million project aims to create better psychiatric drugs without side effects

Rapidly acting drugs to treat depression, anxiety, or substance abuse without side effects do not exist. Researchers led by Bryan L. Roth, MD, PhD, the Michael Hooker Distinguished Professor of Pharmacology at the UNC School of Medicine, are trying to change that.

16 Jun 2020

Study shows how a nervous system coordinates distinct behavioral outputs

For a nematode worm, a big lawn of the bacteria that it eats is a great place for it to disperse its eggs so that each hatchling can emerge into a nutritive environment.

11 Jun 2020

Antipsychotic drug clozapine can trigger severe obsessive-compulsive symptoms

A review published in the current issue of Psychotherapy and Psychosomatics analyzes the obsessions and compulsions associated with the use of clozapine, an antipsychotic drug,

11 Jun 2020

Happiness could offer protection from gastrointestinal distress

Serotonin, a chemical known for its role in producing feelings of well-being and happiness in the brain, can reduce the ability of some intestinal pathogens to cause deadly infections, new research by UT Southwestern scientists suggests.

9 Jun 2020

Anesthetic drug Ketamine uses serotonin receptors to relieve depression

Ketamine is a drug used to induce general anesthesia. It has also been found to act rapidly to relieve depression that has failed to respond to two other rounds of medication. A new study published in the journal Translational Psychiatry in May 2020 reports the mechanism of action of the drug, which was hitherto unknown. This could help find new ways to treat this debilitating and sometimes fatal condition.

31 May 2020

Researchers show how ketamine fights difficult-to-treat depression

The anaesthetic drug ketamine has been shown, in low doses, to have a rapid effect on difficult-to-treat depression.

31 May 2020

A new treatment option for activating cellular defenses against neurodegenerative disease

Talk about motherly instincts: Biologists at the University of Iowa have learned that female roundworms can alert their future offspring of dangers they will encounter when born, and the mothers pass on these warnings even before the offspring have been conceived.

19 May 2020