News tagged with signaling system


Endothelium, heal thyself: A fresh look at this resilient, adaptable tissue

(Medical Xpress)—The endothelium, the cellular layer lining the body's blood vessels, is extremely resilient. Measuring just a few hundred nanometers in thickness, this super-tenuous structure routinely ...

Medical research created May 16, 2013 | popularity 4 / 5 (2) | comments 1 | with audio podcast

Sense of touch reproduced through prosthetic hand

In a study recently published in IEEE Transactions on Neural Systems and Rehabilitation Engineering, neurobiologists at the University of Chicago show how an organism can sense a tactile stimulus, in real time, through an art ...

Neuroscience created May 10, 2013 | popularity not rated yet | comments 0 | with audio podcast

Researchers discover dynamic behavior of progenitor cells in brain

By monitoring the behavior of a class of cells in the brains of living mice, neuroscientists at Johns Hopkins discovered that these cells remain highly dynamic in the adult brain, where they transform into ...

Neuroscience created May 09, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Brain-imaging study links cannabinoid receptors to post-traumatic stress disorder

In a first-of-its-kind effort to illuminate the biochemical impact of trauma, researchers at NYU Langone Medical Center have discovered a connection between the quantity of cannabinoid receptors in the human brain, known ...

Psychology & Psychiatry created May 14, 2013 | popularity 5 / 5 (1) | comments 0

Researchers identify critical link in mammalian odor detection

Researchers at the Monell Center and collaborators have identified a protein that is critical to the ability of mammals to smell. Mice engineered to be lacking the Ggamma13 protein in their olfactory receptors were functionally ...

Neuroscience created May 06, 2013 | popularity not rated yet | comments 0 | with audio podcast

Predicting repeat offenders with brain scans: You be the judge

(Medical Xpress)—Despite the well known inaccuracies of polygraph lie detectors, they remain in widespread, if selective, use by the criminal justice system. While they are far from truth machines, if the ...

Neuroscience created Mar 26, 2013 | popularity 5 / 5 (1) | comments 6 | with audio podcast report

Study reveals probable role of Parkinson's protein in healthy brain

(Medical Xpress)—Researchers at the Stanford University School of Medicine have exposed the possible function, in the healthy brain, of a mysterious molecule that has been strongly implicated in Parkinson's ...

Parkinson's & Movement disorders created May 01, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Nerve cells key to making sense of our senses

The human brain is bombarded with a cacophony of information from the eyes, ears, nose, mouth and skin. Now a team of scientists at the University of Rochester, Washington University in St. Louis, and Baylor College of Medicine ...

Neuroscience created Nov 20, 2011 | popularity 4.5 / 5 (2) | comments 2 | with audio podcast

Multiple sclerosis: Damaged myelin not the trigger

Damaged myelin in the brain and spinal cord does not cause the autoimmune disease multiple sclerosis (MS), neuroimmunologists from the University of Zurich have now demonstrated in collaboration with researchers from Berlin, ...

Neuroscience created Feb 27, 2012 | popularity 4.3 / 5 (7) | comments 6 | with audio podcast

Researchers discover workings of brain's 'GPS system'

Just as a global positioning system (GPS) helps find your location, the brain has an internal system for helping determine the body's location as it moves through its surroundings.

Neuroscience created Mar 07, 2013 | popularity 4 / 5 (2) | comments 1 | with audio podcast

Glucose deprivation activates feedback loop that kills cancer cells: study

Compared to normal cells, cancer cells have a prodigious appetite for glucose, the result of a shift in cell metabolism known as aerobic glycolysis or the "Warburg effect." Researchers focusing on this effect as a possible ...

Cancer created Jun 26, 2012 | popularity 4.9 / 5 (16) | comments 23 | with audio podcast

Uncovering secrets of how intellect and behavior emerge during childhood

Scientists from the Florida campus of The Scripps Research Institute (TSRI) have shown that a single protein plays an oversized role in intellectual and behavioral development. The scientists found that mutations in a single ...

Genetics created Nov 08, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Wnt signaling pathway plays key role in adult nerve cell generation: study

Researchers from the University of Utah have gained new insight into the regulation of adult nerve cell generation in the hypothalamus, the part of the brain that regulates many aspects of behavior, mood, and metabolism. ...

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

Growth factor in stem cells may spur recovery from multiple sclerosis

A substance in human mesenchymal stem cells that promotes growth appears to spur restoration of nerves and their function in rodent models of multiple sclerosis (MS), researchers at Case Western Reserve University School ...

Neuroscience created May 21, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Disruption of cellular signaling identified in pulmonary arterial hypertension

(Medical Xpress)—Impairment of a key signaling cascade in the pulmonary blood vessels plays an important role in pulmonary arterial hypertension, a Yale study has found. The study appears in the advance ...

Medical research created Dec 27, 2012 | popularity 4.3 / 5 (4) | comments 0 | with audio podcast