News tagged with nerve activity
Making the worms turn
To biophysicist Aravinthan Samuel, the roundworm Caenorhabditis elegans provides a pathway to understanding the brain and nervous system, first of the worm, then of higher animals, and even, perhaps, of humans.
Feb 03, 2012 |
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Tracking dragonflies on the wing
(PhysOrg.com) -- Duke University electrical engineers have developed a wirelessly powered telemetry system that is light and powerful enough to allow scientists to study the intricate neurological activity ...
Nov 16, 2011 |
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Muscling toward a longer life: Genetic aging pathway identified in flies
Researchers at Emory University School of Medicine have identified a set of genes that act in muscles to modulate aging and resistance to stress in fruit flies.
Oct 17, 2011 |
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Combating mood disorders: New approach simplifies the search for more specific drugs
Many psychiatric conditions are caused by aberrant metabolism of the neurotransmitter serotonin. Researchers in the Department of Pharmacy at LMU have now developed a new screening method, which will facilitate the search ...
Sep 30, 2011 |
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Clinic tries to wean addicts off Internet fix
Choi Hyun-Min loses all track of time when he sits down to play computer games, but the sessions usually last at least 10 hours.
Medicine & Health / Psychology & Psychiatry
Jun 19, 2011 |
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Link between signaling molecules could point way to therapies for epilepsy, stroke, other diseases
In the Old West, camps sent smoke signals across distances to share key developments or strategy. Likewise, two important signaling molecules communicate across nerve cells to regulate electrical and chemical activity, neuroscientists ...
Jan 07, 2011 |
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Getting sick from worry
Three years ago, Victor May began to wonder about an obscure protein. From nerve cells he was testing in his laboratory, "it looked as if it could be active in stress/anxiety pathways in the brain," he says, "but we didn't ...
Medicine & Health / Medical research
Nov 18, 2010 |
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Researchers discover important link between adrenal gland hormone and brain in hypertension
A hormone already responsible for increasing blood pressure by prompting the kidneys to retain salt appears to moonlight as a major stimulator of the brain centers that control the vascular system and blood pressure.
Medicine & Health / Medical research
Nov 09, 2010 |
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Scientists find nerve cell activity drains stem cell pool in developing brain
As babies grow, their brain cells develop from a pool of stem cells—some stem cells continuously divide, replenishing the pool, whereas others morph into mature functioning nerve cells. Now researchers at The Scripps ...
Medicine & Health / Neuroscience
Nov 04, 2010 |
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New powerful tool can visualize dynamic activity of electrical signals in neuronal populations
Information processing in the brain relies on the coordinated activity between populations of different types of neurons, each with distinct electrical properties and connections. Understanding how complex ...
Medicine & Health / Neuroscience
Sep 27, 2010 |
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Light workout: Scientists use optogenetics to effectively stimulate muscle movement in mice
Researchers at Stanford University were able to use light to induce normal patterns of muscle contraction, in a study involving bioengineered mice whose nerve-cell surfaces are coated with special light-sensitive proteins.
Medicine & Health / Medical research
Sep 26, 2010 |
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Stress can control our genes
Stress has become one of the major disease states in the developed world. But what is stress? It depends on from where you look. You may experience stress as something that affects your entire body and mind, ...
Sep 24, 2010 |
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Study explains why Alzheimer's drug is both safe and effective
Alzheimer's disease destroys brain cells and their connections (called synapses), causing memory loss and other cognitive problems that disrupt work, hobbies and daily life. Symptoms can be alleviated, in part, by the drug ...
Medicine & Health / Neuroscience
Aug 18, 2010 |
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Rescuing fruit flies from Alzheimer's disease
Investigators have found that fruit fly (Drosophila melanogaster) males -- in which the activity of an Alzheimer's disease protein is reduced by 50 percent -- show impairments in learning and memory as they age. What's more, ...
Medicine & Health / Neuroscience
Jul 15, 2010 |
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8 scientists share lucrative Kavli Prizes
(AP) -- Eight scientists from the U.S., Britain and Germany shared three awards worth $1 million each on Thursday for work that has helped humans explore distant corners of the universe and the tiniest particles on Earth.
Jun 03, 2010 |
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