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Stop signs: Study identifies 'braking' mechanism in the brain
04-03-2007 · EurekAlert!As wise as the counsel to "finish what you've started" may be, it is also sometimes critically important to do just the opposite -- stop. And the ability to stop quickly may depend on a few "cables" in the brain, according to research by UC San Diego cognitive neuroscientist Adam Aron.
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- UCLA study identifies 'designer estrogen' as potential MS drug
08-27-2007 · EurekAlert!
While people with multiple sclerosis have many choices for anti-inflammatory drugs to help prevent flare-ups of their physical symptoms, no medication exists to stop MS from causing degeneration of the brain and spinal cord. Now a UCLA study finds that a new form of estrogen protects the brain without increasing the risk of hormone-induced cancers of the breast and uterus.
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- UCSB study on sibling detection mechanism highlighted in Nature
02-15-2007 · EurekAlert!
A team of researchers at the University of California, Santa Barbara, has found evidence of a nonconscious mechanism in the human brain that identifies genetic siblings on the basis of cues that guided our hunter-gatherer ancestors. Their findings will be published in the Feb. 15 issue of the science journal Nature.
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- New brain mechanism identified for interpreting speech
12-19-2007 · EurekAlert!
In conversation, humans recognize words primarily from the sounds they hear. However, scientists have long known that what humans perceive goes beyond the sounds and even the sights of speech. The brain constructs its own unique interpretation. In a study in the Dec. 20 issue of Neuron, researchers at the University of Chicago identify brain areas responsible for this perception. One of these areas, Broca's region, is typically thought of as an area of the brain used for talking rather than listening.
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- Study Identifies Possible Mechanism For Brain Damage In Huntington's Disease
10-06-2006 · ScienceDaily
Researchers from the MassGeneral Institute for Neurodegenerative Disease have identified a possible mechanism underlying how the gene mutation that causes Huntington's disease leads to the degeneration and death of brain cells.
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- Carnegie Mellon study identifies where thoughts of familiar objects occur inside the human brain
01-02-2008 · EurekAlert!
Carnegie Mellon University researchers, using machine learning and brain imaging, have found a way to identify where people's thoughts and perceptions of familiar objects originate in the brain by identifying the patterns of brain activity associated with the objects.
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- Brain structure changes years before memory loss begins
04-16-2007 · EurekAlert!
People who develop dementia or Alzheimer's disease experience brain structure changes years before any signs of memory loss begin, according to a study published in the April 17, 2007, issue of Neurology, the scientific journal of the American Academy of Neurology. Researchers say these findings may help identify people at risk of developing mild cognitive impairment, which leads to Alzheimer's disease.
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- New risk factors discovered for Alzheimer's disease
07-06-2007 · EurekAlert!
A recent study in Journal of Neuroimaging suggests that cognitively normal adults exhibiting atrophy of their temporal lobe or damage to blood vessels in the brain are more likely to develop Alzheimer's disease. Older adults showing signs of both conditions were seven-times more likely to develop Alzheimer's than their peers.
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- Brain tissue reveals possible genetic trigger for schizophrenia
03-28-2007 · EurekAlert!
A study led by scientists from the University of North Carolina at Chapel Hill may have identified a molecular mechanism involved in the development of schizophrenia.
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- Study finds mix of disease processes at work in brains of most people with dementia
06-13-2007 · EurekAlert!
Few older people die with brains untouched by a pathological process. However, an individual's likelihood of having clinical signs of dementia increases with the number of different disease processes present in the brain, according to a new study.
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- Neural stem cell study reveals mechanism that may play role in cancer
09-04-2007 · EurekAlert!
In the dynamic world of the developing brain, neural stem cells give rise to neurons deep within the brain’s fluid-filled ventricles. These newborn neurons then migrate along the stem cell fibers up to the neocortex, the seat of higher cognitive functions. Now, scientists have discovered a key mechanism of this migration -- one that may also play an important role in other developmental processes and diseases, including cancer.
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