News tagged with synaptic plasticity
Structural dynamics underlying memory in aging brains
(Medical Xpress)—When the brains of those who have succumbed to age-related neurodegeneration are analyzed post-mortem, they typically show significant atrophy on all scales. Not only is the cortex thinner ...
Neuroscience
Apr 17, 2013 |
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Flip of a single molecular switch makes an old brain young
The flip of a single molecular switch helps create the mature neuronal connections that allow the brain to bridge the gap between adolescent impressionability and adult stability. Now Yale School of Medicine ...
Neuroscience
Mar 06, 2013 |
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How the brain stays receptive: Channel protein Pannexin1 is critical for memory and orientation
The channel protein Pannexin1 keeps nerve cells flexible and thus the brain receptive for new knowledge. Together with colleagues from Canada and the U.S., researchers at the Ruhr-Universität Bochum led by the junior professor ...
Neuroscience
Jan 09, 2013 |
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Neuroscientists isolate molecular 'when' and 'where' of memory formation
Neuroscientists from New York University and the University of California, Irvine have isolated the "when" and "where" of molecular activity that occurs in the formation of short-, intermediate-, and long-term memories. Their ...
Neuroscience
Oct 15, 2012 |
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Intravenous vaccination promotes brain plasticity and prevents memory loss in Alzheimer's disease
Alzheimer's disease (AD) is an incurable, progressive neurodegenerative disease affecting over five million people worldwide, and is the leading cause of dementia in the elderly. Currently, intravenous human immunoglobulin ...
Alzheimer's disease & dementia
Apr 23, 2012 |
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New discoveries on depression
(Medical Xpress) -- During depression, the brain becomes less plastic and adaptable, and thus less able to perform certain tasks, like storing memories. Researchers at Karolinska Institutet have now traced the brain's lower ...
Psychology & Psychiatry
Feb 28, 2012 |
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A mechanism to improve learning and memory
There are a number of drugs and experimental conditions that can block cognitive function and impair learning and memory. However, scientists have recently shown that some drugs can actually improve cognitive function, which ...
Neuroscience
Feb 21, 2012 |
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Dodging the cognitive hit of early-life seizures
About half of newborns who have seizures go on to have long-term intellectual and memory deficits and cognitive disorders such as autism, but why this occurs has been unknown. In the December 14 Journal of Neuroscience, resear ...
Neuroscience
Dec 13, 2011 |
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Study provides potential explanation for mechanisms of associative memory
Researchers from the University of Bristol have discovered that a chemical compound in the brain can weaken the synaptic connections between neurons in a region of the brain important for the formation of long-term memories. ...
Neuroscience
Dec 13, 2011 |
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Drug reverses aging-associated changes in brain cells
Drugs that affect the levels of an important brain protein involved in learning and memory reverse cellular changes in the brain seen during aging, according to an animal study in the December 7 issue of The Journal of Ne ...
Neuroscience
Dec 07, 2011 |
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The biology behind alcohol-induced blackouts
(Medical Xpress) -- A person who drinks too much alcohol may be able to perform complicated tasks, such as dancing, carrying on a conversation or even driving a car, but later have no memory of those escapades. ...
Neuroscience
Jul 07, 2011 |
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Nicotine and cocaine leave similar mark on brain after first contact
The effects of nicotine upon brain regions involved in addiction mirror those of cocaine, according to new neuroscience research.
Neuroscience
May 03, 2011 |
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