Response and recovery in the brain may predict well-being
(Medical Xpress)—It has long been known that the part of the brain called the amygdala is responsible for recognition of a threat and knowing whether to fight or flee from the danger.
Neuroscience
Feb 05, 2013 |
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Brain activity predicts response to scopolamine
(HealthDay)—The neural response in the visual cortex while processing emotional information can predict which patients with major depressive disorder will respond to scopolamine, according to a study published ...
Psychology & Psychiatry
Jan 31, 2013 |
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Sorting out stroking sensations: Biologists find individual neurons in the skin that react to massage
The skin is a human being's largest sensory organ, helping to distinguish between a pleasant contact, like a caress, and a negative sensation, like a pinch or a burn. Previous studies have shown that these ...
Neuroscience
Jan 30, 2013 |
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Tests conducted on Israel's Ariel Sharon reveal significant brain activity
A team of American and Israeli brain scientists tested former Israeli Prime Minister Ariel Sharon to assess his brain responses, using functional magnetic resonance imaging (fMRI). Surprisingly, Sharon showed ...
Neuroscience
Jan 29, 2013 |
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Pavlov's rats? Rodents trained to link rewards to visual cues
In experiments on rats outfitted with tiny goggles, scientists say they have learned that the brain's initial vision processing center not only relays visual stimuli, but also can "learn" time intervals and ...
Neuroscience
Jan 23, 2013 |
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A light switch inside the brain
Activating and deactivating individual nerve cells in the brain is something many neuroscientists wish they could do, as it would help them to better understand how the brain works.
Neuroscience
Jan 18, 2013 |
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Discovery that some seizures arise in glial cells could offer new targets for epilepsy treatment
Epileptic seizures occur when neurons in the brain become excessively active. However, a new study from MIT neuroscientists suggests that some seizures may originate in non-neuronal cells known as glia, which ...
Neuroscience
Jan 16, 2013 |
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Itchy wool sweaters explained: Scientists uncover itch-specific nerve cells in skin
Johns Hopkins researchers have uncovered strong evidence that mice have a specific set of nerve cells that signal itch but not pain, a finding that may settle a decades-long debate about these sensations, ...
Neuroscience
Jan 02, 2013 |
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Re-tuning responses in the visual cortex
New research led by Shigeru Tanaka of the University of Electro-Communications and visiting scientist at the RIKEN Brain Science Institute has shown that the responses of cells in the visual cortex can be ...
Neuroscience
Dec 21, 2012 |
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Neuroscience: The extraordinary ease of ordinal series
Familiar categories whose members appear in orderly sequences are processed differently than others in the brain, according to new research published by David Eagleman in the open access journal Frontiers in Neuroscience on Dec ...
Neuroscience
Dec 20, 2012 |
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The end of a dogma: Bipolar cells generate action potentials
To make information transmission to the brain reliable, the retina first has to "digitize" the image. Until now, it was widely believed that this step takes place in the retinal ganglion cells, the output ...
Medical research
Dec 19, 2012 |
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The brain recruits its own decision-making circuits to simulate how other people make decisions
A team of researchers led by Hiroyuki Nakahara and Shinsuke Suzuki of the RIKEN Brain Science Institute has identified a set of brain structures that are critical for predicting how other people make decisions.
Neuroscience
Dec 14, 2012 |
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Infants learn to look and look to learn
(Medical Xpress)—Researchers at the University of Iowa have documented an activity by infants that begins nearly from birth: They learn by taking inventory of the things they see.
Psychology & Psychiatry
Dec 04, 2012 |
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Where does it hurt? Pain map discovered in the human brain
(Phys.org)—Scientists have revealed the minutely detailed pain map of the hand that is contained within our brains, shedding light on how the brain makes us feel discomfort and potentially increasing our ...
Neuroscience
Nov 29, 2012 |
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Offering a reward can improve visual awareness in stroke patients
Stroke patients who have difficulty paying attention to part of their visual field may perform better when offered a reward, a study by Imperial College London and Brunel University researchers has found.
Neuroscience
Nov 26, 2012 |
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