Serotonin News and Research

Latest Serotonin News and Research

Are dancers genetically different than the rest of us?

What makes dancers different than the rest of us? Genetic variants, says a researcher at the Hebrew University of Jerusalem.

2 Feb 2006

Run, skip, hop, jump or just walk to lift those blues

Researchers at the University of Texas at Austin say a single 30-minute walk on a treadmill can give a temporary emotional lift to patients diagnosed with major depressive disorder.

26 Jan 2006

SSRIs most effective in treating post-traumatic stress disorder

A variety of medications can help reduce the core symptoms of post-traumatic stress disorder (PTSD) as well as reduce associated depression and disability, but selective serotonin reuptake inhibitors (SSRIs) should be considered as first line agents as there is most evidence showing that these can be effective.

25 Jan 2006

SSRI antidepressants may also affect human immune system

Drugs that treat depression by manipulating the neurotransmitter serotonin in the brain may also affect the user's immune system in ways that are not yet understood, say scientists from Georgetown University Medical Center and a Canadian research institute.

23 Jan 2006

New research reveals a protein involved in lifting depression

Paul Greengard, Ph.D.,a Nobel Laureate researcher says that mice deficient in a protein, called p11, display depression-like behaviours, while those with sufficient amounts behave as if they have been treated with antidepressants.

9 Jan 2006

p11 gene may play a key role in depression

For the more than 18 million Americans who suffer from depressive illnesses, the best pharmacological treatments are those that increase levels of serotonin, the brain chemical that regulates mood, sleep and memory.

5 Jan 2006

Suicide risk drops with antidepressants

According to a new study the risk of suicide is not increased when adults start using antidepressants, and does in fact drop almost as soon as medication is begun.

2 Jan 2006

Common gene variation lessens Tamoxifen’s benefit

Researchers have discovered that one of the most commonly prescribed drugs for breast cancer, tamoxifen, may not be as effective for women who inherit a common genetic variation.

19 Dec 2005

Transport mechanisms for serotonin

Researchers at The Forsyth Institute have discovered that the transport mechanisms for serotonin - the chemical substance involved in transmitting signals between neurons, and which has a role in anxiety and mood disorders - play a key role in determining where organs are positioned in the body during embryonic development.

7 Dec 2005

Depression treatment in children - poor data

When the U.S. Food and Drug Administration declared in 2004 that certain antidepressants are linked to an increased risk of suicide in adolescents, there was surprisingly little data about how depression was being treated in young patients.

28 Nov 2005

The internet may help sufferers of panic disorder

Internet-based treatments for sufferers of panic disorder may be just as effective as face-to-face methods, a study by Monash University researchers has found.

28 Nov 2005

Adverts for SSRI antidepressants misleading

Consumer ads for a class of antidepressants called SSRIs often claim that depression is due to a chemical imbalance in the brain, and that SSRIs correct this imbalance, but these claims are not supported by scientific evidence, say researchers in PLoS Medicine.

13 Nov 2005

New York-Presbyterian Hospital offers Vagus Nerve Stimulation (VNS) Therapy

New York-Presbyterian Hospital/Columbia University Medical Center is the first in the greater New York City-area to offer Vagus Nerve Stimulation (VNS) Therapy as a long-term treatment specifically approved by the FDA for treatment-resistant depression (TRD).

7 Nov 2005

Talk therapy effective treatment for seasonal affective disorder

The alterations start every year around October just after the end of daylight savings time. For most, the clock shift just adds an hour to the weekend -- but for sufferers of seasonal affective disorder, a syndrome involving recurring bouts of depression during fall and winter months, it marks the beginning of a difficult time of year when many forgo an after-work run for a nap, watch television instead of walk the dog, or sleep later in the morning.

30 Oct 2005

Arena Pharmaceuticals issue new patent

Arena Pharmaceuticals has announced that it was issued US patent number 6,953,787, entitled "5-HT2C Receptor Modulators," by the United States Patent and Trademark Office.

11 Oct 2005

PET brain scans of a brain chemical messenger system may prove sensitive enough to help plan brain surgery for epilepsy

When drugs fail to control epilepsy, brain surgery is often the only remaining therapeutic option. However, identifying the correct spot for surgery has traditionally required a separate preliminary -- and inherently risky -- surgical procedure.

26 Sep 2005

Effects of 10 commonly prescribed second-generation antidepressants studied

Because clinical depression is so disabling and affects more than 16 percent of adults in the United States at some time in their lives, researchers have worked hard to develop more effective treatments. But how much better are the newer pharmaceuticals?

21 Sep 2005

Microtubules critical to development of mental disorders

Neuroscientists at the University at Buffalo have shown in two recently published papers that destabilization of structures called microtubules, intracellular highways that transport receptors to their working sites in the brain, likely underlie many mental disorders and could be promising targets for intervention.

12 Sep 2005

HOXA1 is a gene that's been looking for a disorder for a long time

Researchers at Children's Hospital Boston, who specialize in studying the genetics of rare eye-movement disorders, have found a rare genetic syndrome whose implications go far beyond the eye, raising intriguing questions about human cardiovascular and brain development.

12 Sep 2005

Anorexia may be caused by change in brain chemical

A new study has found that women who have had a certain type of anorexia nervosa show a change in the activity of a chemical in their brain that is widely associated with anxiety and other affective disorders, for as long as one year after recovery.

7 Sep 2005