Science reveals the power of a handshake
(Medical Xpress)—New neuroscience research is confirming an old adage about the power of a handshake: strangers do form a better impression of those who proffer their hand in greeting. The study was led ...
Neuroscience
Oct 19, 2012 |
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Neuroscientists find Broca's area is really two subunits, each with its own function
A century and a half ago, French physician Pierre Paul Broca found that patients with damage to part of the brain's frontal lobe were unable to speak more than a few words. Later dubbed Broca's area, this ...
Neuroscience
Oct 16, 2012 |
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Study examines role of microglial cells as both defenders and fighters in the nervous system
(Medical Xpress)—In many pathologies of the nervous system, there is a common event - cells called microglia are activated from surveillant watchmen into fighters. Microglia are the immune cells of the ...
Neuroscience
Oct 16, 2012 |
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Scientists identify compounds that could thwart post-traumatic stress disorder
A brain pathway that is stimulated by traumatic or fearful experiences can be disrupted by two compounds that show promise for preventing post-traumatic stress disorder, Indiana University researchers reported.
Psychology & Psychiatry
Oct 15, 2012 |
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Chronic stress during pregnancy prevents brain benefits of motherhood, study shows
A new study in animals shows that chronic stress during pregnancy prevents brain benefits of motherhood, a finding that researchers suggest could increase understanding of postpartum depression.
Psychology & Psychiatry
Oct 14, 2012 |
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Engineered flies spill secret of seizures
In a newly reported set of experiments that show the value of a particularly precise but difficult genetic engineering technique, researchers at Brown University and the University of California–Irvine have created a Drosophila fruit ...
Neuroscience
Oct 11, 2012 |
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Interaction between auditory cortex and amygdala responsible for our response to unpleasant sounds, research finds
(Medical Xpress)—Heightened activity between the emotional and auditory parts of the brain explains why the sound of chalk on a blackboard or a knife on a bottle is so unpleasant.
Neuroscience
Oct 10, 2012 |
4.7 / 5 (3) |
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Applying information theory to linguistics suggests 'functional design' in cross-language variations
The majority of languages—roughly 85 percent of them—can be sorted into two categories: those, like English, in which the basic sentence form is subject-verb-object ("the girl kicks the ball"), and those, ...
Psychology & Psychiatry
Oct 10, 2012 |
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Discovery of gatekeeper nerve cells explains the effect of nicotine on learning and memory
Swedish researchers at Uppsala University have, together with Brazilian collaborators, discovered a new group of nerve cells that regulate processes of learning and memory. These cells act as gatekeepers and carry a receptor ...
Neuroscience
Oct 07, 2012 |
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Sleeping brain behaves as if it's remembering something, study shows
UCLA researchers have for the first time measured the activity of a brain region known to be involved in learning, memory and Alzheimer's disease during sleep. They discovered that this part of the brain ...
Neuroscience
Oct 07, 2012 |
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'Disgusted' rats teaching scientists about nausea, work may lead to new cancer treatments
Nausea is a common and distressing side effect of many drugs and treatments. Unlike vomiting, nausea is not well understood, but new research by University of Guelph scientists may soon change that.
Neuroscience
Oct 05, 2012 |
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Obesity resulting from high-fat, high-sugar foods may impair brain, fuel overeating
"Betcha can't eat just one!" For obese people trying to lose weight, the Lays potato chip advertising slogan hits a bit too close to home as it describes the daily battle to resist high calorie foods.
Psychology & Psychiatry
Oct 01, 2012 |
4.5 / 5 (2) |
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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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Specific regions of the hippocampus connected to discrete steps of task mastery, study finds
(Medical Xpress)—In a study published in Nature Neuroscience, neurobiologists from the Friedrich Miescher Institute for Biomedical Research have been linking synapse formation in the hippocampus to distinct learning steps. ...
Neuroscience
Oct 01, 2012 |
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How memory load leaves us 'blind' to new visual information
(Medical Xpress)—Trying to keep an image we've just seen in memory can leave us blind to things we are 'looking' at, according to the results of a new study supported by the Wellcome Trust.
Neuroscience
Oct 01, 2012 |
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