News tagged with stress signals


Study indicates reverse impulses clear useless information, prime brain for learning

(Medical Xpress)—When the mind is at rest, the electrical signals by which brain cells communicate appear to travel in reverse, wiping out unimportant information in the process, but sensitizing the cells ...

Neuroscience created Mar 19, 2013 | popularity 4.9 / 5 (9) | comments 2 | with audio podcast

Neuroscientists discover new 'chemical pathway' in the brain for stress

A team of neuroscientists at the University of Leicester, UK, in collaboration with researchers from Poland and Japan, has announced a breakthrough in the understanding of the 'brain chemistry' that triggers ...

Neuroscience created Apr 20, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Feeling hungry may protect the brain against Alzheimer's disease, study finds

The feeling of hunger itself may protect against Alzheimer's disease, according to study published today in the journal PLOS ONE. Interestingly, the results of this study in mice suggest that mild hunger ...

Alzheimer's disease & dementia created Apr 03, 2013 | popularity 5 / 5 (6) | comments 1 | with audio podcast

Why a hereditary anemia is caused by genetic mutation in mechanically sensitive ion channel

A genetic mutation that alters the kinetics of an ion channel in red blood cells has been identified as the cause behind a hereditary anemia, according to a paper published this month in the Proceedings of the National Ac ...

Medical research created Mar 08, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Cancer cells co-opt immune response to escape destruction

Researchers at the University of California, San Diego School of Medicine report that tumor cells use stress signals to subvert responding immune cells, exploiting them to actually boost conditions beneficial ...

Cancer created Dec 18, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Study identifies potential new pathway for drug development

A newly found understanding of receptor signaling may have revealed a better way to design drugs. A study from Nationwide Children's Hospital suggests that a newly identified group of proteins, alpha arrestins, may play a ...

Medical research created Dec 10, 2012 | popularity not rated yet | comments 0 | with audio podcast

Learning requires rhythmical activity of neurons

The hippocampus represents an important brain structure for learning. Scientists at the Max Planck Institute of Psychiatry in Munich discovered how it filters electrical neuronal signals through an input ...

Neuroscience created Sep 26, 2012 | popularity 5 / 5 (6) | comments 2 | with audio podcast

Ancient heart drug activates body's own protective mechanisms in blood vessels

An ancient heart drug that's inspired the work of herbalists and poets for centuries may treat a condition that plagues millions of overstressed and overweight Americans today.

Medications created Jun 14, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Stress pathway identified as potential therapeutic target to prevent vision loss

A new study identifies specific cell-stress signaling pathways that link injury of the optic nerve with irreversible vision loss. The research, published by Cell Press in the February 9 issue of the journal Neuron, may le ...

Neuroscience created Feb 08, 2012 | popularity not rated yet | comments 0 | with audio podcast

Workplace stress poses risk to health

Stressful situations at work can have a negative impact on the cardiovascular system and the metabolism. Stress, which is transmitted by direct and indirect signaling pathways, leads to an inflammatory response in the body, ...

Psychology & Psychiatry created Apr 23, 2013 | popularity 5 / 5 (2) | comments 0

Parkinson's disease: Parkin protects from neuronal cell death

Researchers from Ludwig-Maximilians-Universitaet (LMU) in Munich identify a novel signal transduction pathway, which activates the parkin gene and prevents stress-induced neuronal cell death.

Parkinson's & Movement disorders created Mar 01, 2013 | popularity 5 / 5 (2) | comments 0

Medical myth: Stress can turn hair grey overnight

The belief that nervous shock can cause you to go grey overnight (medically termed canities subita) is one of those tales which could nearly be true. There are certainly cases in medical literature of ra ...

Health created Feb 27, 2013 | popularity not rated yet | comments 4