News tagged with neural system
New study finds brain tumors can arise from neurons
(Medical Xpress)—Researchers from the US and Japan have shown that an aggressive type of brain tumor can arise from normal cells in the central nervous system such as neurons. The cells revert to an earlier, ...
Cancer
Oct 19, 2012 |
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Research discovers two opposite ways our brain voluntarily forgets unwanted memories
If only there were a way to forget that humiliating faux pas at last night's dinner party. It turns out there's not one, but two opposite ways in which the brain allows us to voluntarily forget unwanted memories, ...
Neuroscience
Oct 17, 2012 |
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Fluoxetine increases aggressive behavior, affects brain development among adolescent hamsters
Fluoxetine was the first drug approved by the FDA for major depressive disorder (MDD) in children and adolescents, and to this date, it remains one of only two selective serotonin reuptake inhibitors (SSRIs) registered for ...
Psychology & Psychiatry
Oct 01, 2012 |
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Scientists find that competition between two brain regions influences the ability to make healthy choices
(Medical Xpress)—Almost everyone knows the feeling: you see a delicious piece of chocolate cake on the table, but as you grab your fork, you think twice. The cake is too fattening and unhealthy, you tell ...
Neuroscience
Sep 26, 2012 |
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Using precisely-targeted lasers, researchers manipulate neurons in worms' brains, take control of their behavior
In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's ...
Neuroscience
Sep 24, 2012 |
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Neural stem cells regenerate axons in severe spinal cord injury
In a study at the University of California, San Diego and VA San Diego Healthcare, researchers were able to regenerate "an astonishing degree" of axonal growth at the site of severe spinal cord injury in rats. Their research ...
Medical research
Sep 13, 2012 |
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Researchers use gene therapy to restore sense of smell in mice
(Medical Xpress)—A team of scientists from Johns Hopkins and other institutions report that restoring tiny, hair-like structures to defective cells in the olfactory system of mice is enough to restore a ...
Medical research
Sep 11, 2012 |
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Study finds new neural brain-to-bone pathway controlling skeletal development
Researchers at the Hebrew University of Jerusalem have discovered that a neuronal pathway—part of the autonomic nervous system—reaches the bones and participates in the control of bone development.
Medical research
Sep 03, 2012 |
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Astrocytes control the generation of new neurons from neural stem cells
Astrocytes are cells that have many functions in the central nervous system, such as the control of neuronal synapses, blood flow, or the brain's response to neurotrauma or stroke.
Medical research
Aug 24, 2012 |
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Team develops better understanding of memory retrieval between children and adults
Neuroscientists from Wayne State University and the Massachusetts Institute of Technology (MIT) are taking a deeper look into how the brain mechanisms for memory retrieval differ between adults and children. While the memory ...
Neuroscience
Jul 24, 2012 |
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Classifying neural circuit dysfunctions using neuroeconomics
The traditional approach to psychiatric diagnosis is based on grouping patients on the basis of symptom clusters. This approach to diagnosis has a number of problems, as symptoms are not necessarily specific to a single diagnosis. ...
Psychology & Psychiatry
Jul 24, 2012 |
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Neuroeconomics to study decision-making in anxious individuals
Anxiety disorders affect approximately 40 million American adults each year, and although they are treatable, they often cause significant distress.
Psychology & Psychiatry
Jul 23, 2012 |
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Intestinal bacteria produce neurotransmitter, could play role in inflammation
Researchers at Baylor College of Medicine and Texas Children's Hospital have identified commensal bacteria in the human intestine that produce a neurotransmitter that may play a role in preventing or treating inflammatory ...
Inflammatory disorders
Jun 17, 2012 |
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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
May 21, 2012 |
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Brain circuitry is different for women with anorexia and obesity
Why does one person become anorexic and another obese? A study recently published by a University of Colorado School of Medicine researcher shows that reward circuits in the brain are sensitized in anorexic women and desensitized ...
Neuroscience
May 14, 2012 |
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