News tagged with brain chemistry


That anxiety may be in your gut, not in your head

For the first time, researchers at McMaster University have conclusive evidence that bacteria residing in the gut influence brain chemistry and behaviour.

Medical research created May 17, 2011 | popularity 4.8 / 5 (20) | comments 9 | with audio podcast

Green tea and red wine extracts interrupt Alzheimer's disease pathway in cells

Natural chemicals found in green tea and red wine may disrupt a key step of the Alzheimer's disease pathway, according to new research from the University of Leeds.

Alzheimer's disease & dementia created Feb 05, 2013 | popularity 4.9 / 5 (11) | comments 0 | with audio podcast

'Promiscuous parasites' hijack host immune cells

Toxoplasma gondii parasites can invade your bloodstream, break into your brain and prompt behavioral changes from recklessness to neuroticism. These highly contagious protozoa infect more than half the wo ...

Medical research created Sep 20, 2011 | popularity 5 / 5 (8) | comments 2 | with audio podcast

New drug could treat Alzheimer's, multiple sclerosis and brain injury

A new class of drug developed at Northwestern University Feinberg School of Medicine shows early promise of being a one-size-fits-all therapy for Alzheimer's disease, Parkinson's disease, multiple sclerosis and traumatic ...

Neuroscience created Jul 24, 2012 | popularity 4.9 / 5 (8) | comments 4 | with audio podcast

Is this peptide a key to happiness?

(Medical Xpress)—What makes us happy? Family? Money? Love? How about a peptide? The neurochemical changes underlying human emotions and social behavior are largely unknown. Now though, for the first time in humans, scientists ...

Psychology & Psychiatry created Mar 07, 2013 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Dopamine release in human brain tracked at microsecond timescale reveals decision-making

A research team led by investigators at the Virginia Tech Carilion Research Institute has demonstrated the first rapid measurements of dopamine release in a human brain and provided preliminary evidence that the neurotransmitter ...

Neuroscience created Oct 28, 2011 | popularity 4.4 / 5 (7) | comments 8 | with audio podcast

Removing protein 'garbage' in nerve cells may help control two neurodegenerative diseases

Neuroscientists at Georgetown University Medical Center say they have new evidence that challenges scientific dogma involving two fatal neurodegenerative diseases—amyotrophic lateral sclerosis (ALS), and frontotemporal ...

Medical research created Dec 20, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Treatment with vitamin C dissolves toxic protein aggregates in Alzheimer's disease

Researchers at Lund University have discovered a new function for vitamin C. Treatment with vitamin C can dissolve the toxic protein aggregates that build up in the brain in Alzheimer's disease. The research findings are ...

Medical research created Aug 18, 2011 | popularity 4.2 / 5 (6) | comments 0 | with audio podcast

New Alzheimer's marker strongly predicts mental decline

A new marker of Alzheimer's disease can predict how rapidly a patient's memory and other mental abilities will decline after the disorder is diagnosed, researchers at Washington University School of Medicine in St. Louis ...

Alzheimer's disease & dementia created Mar 05, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Fatheads: How neurons protect themselves against excess fat

We're all fatheads. That is, our brain cells are packed with fat molecules, more of them than almost any other cell type. Still, if the brain cells' fat content gets too high, they'll be in trouble. In a recent study in mice, ...

Medical research created Apr 08, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Obese dieters' brain chemistry works against their weight-loss efforts

If you've been trying to lose weight and suspect your body's working against you, you may be right, according to a University of Illinois study published in Obesity.

Medical research created Jun 23, 2011 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast

Adolescent amphetamine use linked to permanent changes in brain function and behavior

(Medical Xpress) -- Amphetamine use in adolescence can cause neurobiological imbalances and increase risk-taking behaviour, and these effects can persist into adulthood, even when subjects are drug free. These are the conclusions ...

Psychology & Psychiatry created Nov 03, 2011 | popularity 3.7 / 5 (3) | comments 0

Gladstone scientist converts human skin cells into functional brain cells

A scientist at the Gladstone Institutes has discovered a novel way to convert human skin cells into brain cells, advancing medicine and human health by offering new hope for regenerative medicine and personalized drug discovery ...

Neuroscience created Jul 28, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Giving thanks helps your psychological outlook

(AP) -- Count your blessings this Thanksgiving. It's good for you.

Psychology & Psychiatry created Nov 22, 2011 | popularity 5 / 5 (2) | comments 0

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