News tagged with neuron activity
Related topics: brain
How the worm knows where its nose is
For decades, scientists have studied Caenorhabditis elegans – tiny, transparent worms – to glean clues about how neurons develop and function. A new Harvard study suggests that the worms' nervous system is much m ...
May 16, 2012 |
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Molecular path from internal clock to cells controlling rest and activity revealed in new study
(PhysOrg.com) -- The molecular pathway that carries time-of-day signals from the body's internal clock to ultimately guide daily behavior is like a black box, says Amita Sehgal, PhD, the John Herr Musser Professor ...
Feb 07, 2012 |
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Cellular communications visualized with a vibrant color palette
A University of Alberta-led research team has dramatically expanded the palette of fluorescent highlighters that can be used to track the movement of messengers inside of single cells.
Sep 08, 2011 |
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Monkeys can play Monday morning quarterback too
Regret has long been viewed as an exclusively human thought, one which helps prevent us from repeating bad choices but becomes debilitating when it triggers obsessive thoughts about past actions.
May 25, 2011 |
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Advanced technology reveals activity of single neurons during seizures
The first study to examine the activity of hundreds of individual human brain cells during seizures has found that seizures begin with extremely diverse neuronal activity, contrary to the classic view that they are characterized ...
Medicine & Health / Neuroscience
Mar 27, 2011 |
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Researchers find similarities in brain activity for both habits and goals
A team of researchers has found that pursuing carefully planned goals and engaging in more automatic habits shows overlapping neurological mechanisms. Because the findings, which appear in the latest issue of the journal ...
Medicine & Health / Neuroscience
Mar 23, 2011 |
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Neurobiologists find that weak electrical fields in the brain help neurons fire together
The brain -- awake and sleeping -- is awash in electrical activity, and not just from the individual pings of single neurons communicating with each other. In fact, the brain is enveloped in countless overlapping ...
Medicine & Health / Neuroscience
Feb 02, 2011 |
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Teen brains over-process rewards, suggesting root of risky behavior, mental ills
University of Pittsburgh researchers have recorded neuron activity in adolescent rat brains that could reveal the biological root of the teenage propensity to consider rewards over consequences and explain ...
Medicine & Health / Neuroscience
Jan 26, 2011 |
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How does anesthesia disturb self-perception?
An Inserm research team in Toulouse, led by Dr Stein Silva, working with the "Modelling tissue and nociceptive stress" Host Team (MATN IFR 150), were interested in studying the illusions described by many patients under regional ...
Medicine & Health / Medical research
Jan 19, 2011 |
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New microscope records firing of thousands of individual neurons in 3-D
(PhysOrg.com) -- Some disorders of the brain are obvious -- the massive death of brain cells after a stroke, the explosion in the growth of cells that marks a tumor. Other disorders, such as autism, schizophrenia ...
Medicine & Health / Medical research
Jan 12, 2011 |
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Targeting nicotine receptors to treat cognitive impairments in schizophrenia
Smoking is a common problem for patients with schizophrenia. The increased tendency of patients diagnosed with this disorder is to not only smoke, but to do so more heavily than the general public. This raises the possibility ...
Medicine & Health / Psychology & Psychiatry
Jan 11, 2011 |
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Researchers find learning in the visual brain
A team of researchers from the University of Minnesota's College of Liberal Arts and College of Science and Engineering have found that an early part of the brain's visual system rewires itself when people are trained to ...
Medicine & Health / Neuroscience
Nov 10, 2010 |
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Scientists show universality in the brain evolution
(PhysOrg.com) -- Scientists have uncovered a self-organizing biological principle in the brains of three very different, genetically diverse mammals -- but in all three they found the same mathematically precise ...
Nov 04, 2010 |
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Zebrafish yield clues to how we process visual information
(PhysOrg.com) -- To a hungry fish on the prowl, the split-second neural processing required to see, track, and gobble up a darting flash of prey is a matter of survival.
Medicine & Health / Neuroscience
Oct 30, 2010 |
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Neurons work like a chain of dominos to control action sequences (w/ Video)
(PhysOrg.com) -- As anyone who as ever picked up a guitar or a tennis racket knows, precise timing is often an essential part of performing complex tasks. Now, by studying the brain circuits that control bird song, MIT researchers ...
Medicine & Health / Neuroscience
Oct 24, 2010 |
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