News tagged with brain chemistry


Vicious cycle: Obesity sustained by changes in brain biochemistry

With obesity reaching epidemic levels in some parts of the world, scientists have only begun to understand why it is such a persistent condition. A study in the Journal of Biological Chemistry adds substantially to the st ...

Medical research created May 16, 2013 | popularity 3 / 5 (2) | comments 2 | with audio podcast

Mild blast injury causes molecular changes in brain akin to Alzheimer, team says

A multicenter study led by scientists at the University of Pittsburgh School of Medicine shows that mild traumatic brain injury after blast exposure produces inflammation, oxidative stress and gene activation patterns akin ...

Neuroscience created Apr 24, 2013 | popularity 4.5 / 5 (2) | comments 0

System provides clear brain scans of awake, unrestrained mice

Setting a mouse free to roam might alarm most people, but not so for nuclear imaging researchers from the U.S. Department of Energy's Thomas Jefferson National Accelerator Facility, Oak Ridge National Laboratory, Johns Hopkins ...

Neuroscience created Apr 09, 2013 | popularity 5 / 5 (2) | 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

Parkinson's disease protein gums up garbage disposal system in cells

(Medical Xpress)—Clumps of α-synuclein protein in nerve cells are hallmarks of many degenerative brain diseases, most notably Parkinson's disease.

Parkinson's & Movement disorders created Mar 28, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Scientists identify Buphenyl as a possible drug for Alzheimer's disease

(Medical Xpress)—Buphenyl, an FDA-approved medication for hyperammonemia, may protect memory and prevent the progression of Alzheimer's disease. Hyperammonemia is a life-threatening condition that can affect patients at ...

Alzheimer's disease & dementia created Mar 11, 2013 | popularity 5 / 5 (2) | comments 0 | 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

Combination of stresses may produce brain disorders, research shows

(Medical Xpress)—A new study in a mouse model has shown that neuropsychiatric disorders in adults were more likely to develop if the mice had suffered immune challenges before birth and stresses after birth. ...

Medical research created Mar 01, 2013 | popularity not rated yet | comments 0 | with audio podcast report

Evidence shows concussions require long-term follow-up for players

As the National Football League braces for lawsuits by 4000 former players alleging the league failed to protect them from the long-term consequences of concussions, game-changing research by a leading Canadian researcher ...

Health created Feb 17, 2013 | popularity not rated yet | comments 0

Methamphetamine withdrawal may lead to brain-related concerns for recovering addicts

University of Florida researchers have found changes in the behavior and in the brains of mice in withdrawal from methamphetamine addiction. These findings may affect the way physicians treat recovering methamphetamine addicts, ...

Medical research created Feb 14, 2013 | popularity not rated yet | comments 0 | 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

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

Scientists uncover potential drug target to block cell death in Parkinson's disease

Oxidative stress is a primary villain in a host of diseases that range from cancer and heart failure to Alzheimer's disease, Amyotrophic Lateral Sclerosis and Parkinson's disease. Now, scientists from the Florida campus of ...

Parkinson's & Movement disorders created Jan 10, 2013 | popularity 5 / 5 (1) | comments 0 | 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

MicroRNA-218 targets medulloblastoma, most aggressive childhood brain cancer

Between the blueprint of the genome and the products of its expression lie microRNAs, which can boost or lower the rate at which genes become stuff. In fact, many cancers use microRNA to magnify the expression of faulty genes ...

Cancer created Dec 13, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast