News tagged with neurotransmitter dopamine


Restless legs syndrome, insomnia and brain chemistry: A tangled mystery solved?

Johns Hopkins researchers believe they may have discovered an explanation for the sleepless nights associated with restless legs syndrome (RLS), a symptom that persists even when the disruptive, overwhelming nocturnal urge ...

Neuroscience created May 07, 2013 | popularity 4.4 / 5 (5) | comments 1 | with audio podcast

Breaking down the Parkinson's pathway: How affected brain cells respond during different behavioral tasks

The key hallmark of Parkinson's disease is a slowdown of movement caused by a cutoff in the supply of dopamine to the brain region responsible for coordinating movement. While scientists have understood this ...

Neuroscience created Mar 13, 2013 | popularity 4 / 5 (2) | comments 1 | with audio podcast

Group Therapy: New approach to psychosis treatment could target multiple nervous system receptors

Antipsychotic drugs, used in the treatment of psychotic disorders involving severe delusions and hallucinations, have been studied for more than 70 years. Currently available antipsychotic drugs, however, only alleviate certain ...

Psychology & Psychiatry created Feb 01, 2013 | popularity not rated yet | comments 1

Study reveals promising new target for Parkinson's disease therapies

With a new insight into a model of Parkinson's disease, researchers from the University of Pennsylvania School of Veterinary Medicine have identified a novel target for mitigating some of the disease's toll on the brain.

Parkinson's & Movement disorders created Jan 19, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Genetic manipulation of urate alters neurodegeneration in mouse model of Parkinson's disease

A study by Massachusetts General Hospital researchers adds further support to the possibility that increasing levels of the antioxidant urate may protect against Parkinson's disease. In their report published in PNAS Early ...

Parkinson's & Movement disorders created Dec 17, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Dopamine not about pleasure (anymore)

(Medical Xpress)—To John Salamone, professor of psychology and longtime researcher of the brain chemical dopamine, scientific research can be very slow-moving.

Neuroscience created Dec 03, 2012 | popularity 4.9 / 5 (14) | comments 1 | with audio podcast

New explanation for cognitive problems of Parkinson's patients

The hallmark of Parkinson's Disease is the uncertain gait and movement caused by the destructions of neurons producing the neurotransmitter dopamine.

Parkinson's & Movement disorders created Nov 28, 2012 | popularity not rated yet | comments 0

Feinstein announces submission of new drug application for diagnosing parkinsonian syndromes

The Feinstein Institute for Medical Research announced today the submission of a New Drug Application to the US Food and Drug Administration (FDA) for the Fluorodopa F 18 positron emission tomography (PET) scan used to diagnose ...

Parkinson's & Movement disorders created Nov 14, 2012 | popularity not rated yet | comments 0

Feel-good hormone helps to jog the memory

The feel-good hormone dopamine improves long-term memory. This is the finding of a team lead by Emrah Düzel, neuroscientist at the German Center for Neurodegenerative Diseases and the University of Magdeburg. The researchers ...

Neuroscience created Nov 08, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Challenging Parkinson's dogma

Scientists may have discovered why the standard treatment for Parkinson's disease is often effective for only a limited period of time. Their research could lead to a better understanding of many brain disorders, from drug ...

Medical research created Oct 24, 2012 | popularity not rated yet | comments 0 | with audio podcast

Genetic marker for placebo response identified in IBS patients

Although placebos have played a critical role in medicine and clinical research for more than 70 years, it has been a mystery why these inactive treatments help to alleviate symptoms in some patients – and not others. Now ...

Diseases, Conditions, Syndromes created Oct 23, 2012 | popularity 4 / 5 (1) | comments 0 | with audio podcast

New model to explain the role of dopamine in immune regulation described

Dopamine is a neurotransmitter that is associated with emotions, movement, and the brain's pleasure and reward system. In the current issue of Advances in Neuroimmune Biology, investigators provide a broad overview of the ...

Immunology created Oct 11, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Curb kids' screen time to stave off major health and developmental problems

Curbs on children's daily screen time and delaying the age at which they start "the world's favorite pastime" are urgently needed to stave off the risk of serious health and developmental problems, argues a leading psychologist ...

Health created Oct 09, 2012 | popularity 1 / 5 (1) | comments 0

Morphine and cocaine affect reward sensation differently

(Medical Xpress)—A new study by scientists in the US has found that the opiate morphine and the stimulant cocaine act on the reward centers in the brain in different ways, contradicting previous theories ...

Medical research created Oct 05, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast report

Increasing dopamine in brain's frontal cortex decreases impulsive tendency: research

Raising levels of the neurotransmitter dopamine in the frontal cortex of the brain significantly decreased impulsivity in healthy adults, in a study conducted by researchers at the Ernest Gallo Clinic and Research Center ...

Neuroscience created Jul 25, 2012 | popularity 3 / 5 (1) | comments 0 | with audio podcast