News tagged with rat brains
Scientists learn how stem cell implants help heal traumatic brain injury
For years, researchers seeking new therapies for traumatic brain injury have been tantalized by the results of animal experiments with stem cells. In numerous studies, stem cell implantation has substantially improved brain ...
Jan 12, 2012 |
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Innovative new strategy to treat Parkinson's disease
Stabilizing the cell's power-generating center protects against Parkinson's disease (PD) in a rat model, according to a report published online this week in the Journal of Experimental Medicine.
Dec 19, 2011 |
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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 ...
Medicine & Health / Neuroscience
Dec 13, 2011 |
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Study offers new insight for preventing fear relapse after trauma
(Medical Xpress) -- In a new study, University of Michigan researchers identified brain circuits in rats that are responsible for the return of fear after it has been suppressed behaviorally.
Medicine & Health / Neuroscience
Nov 29, 2011 |
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Brain probe that softens after insertion causes less scarring
A hard probe inserted in the cerebral cortex of a rat model turns nearly as pliable as the surrounding gray matter in minutes, and induces less of the tough scarring that walls off hard probes that do not change, researchers ...
Medicine & Health / Neuroscience
Nov 03, 2011 |
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Evidence for spinal membrane as a source of stem cells may advance spinal cord treatment
Italian and Spanish scientists studying the use of stem cells for treating spinal cord injuries have provided the first evidence to show that meninges, the membrane which envelops the central nervous system, is a potential ...
Oct 28, 2011 |
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Source found for immune system effects on learning, memory
Immune system cells of the brain, which scavenge pathogens and damaged neurons, are also key players in memory and learning, according to new research by Duke neuroscientists.
Medicine & Health / Neuroscience
Oct 26, 2011 |
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Perinatal antidepressant stunts brain development
Rats exposed to an antidepressant just before and after birth showed substantial brain abnormalities and behaviors, in a study funded by the National Institutes of Health.
Oct 24, 2011 |
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Researchers demonstrate rare animal model for studying depression
Washington State University researchers have taken a promising step toward creating an animal model for decoding the specific brain circuits involved in depression. By electrically stimulating a brain region central to an ...
Medicine & Health / Neuroscience
Oct 24, 2011 |
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'Teleportation' of rats sheds light on how the memory is organized
You're rudely awakened by the phone. Your room is pitch black. It's unsettling, because you're a little uncertain about where you are – and then you remember. You're in a hotel room.
Medicine & Health / Neuroscience
Sep 28, 2011 |
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Israeli researchers create artificial rat cerebellum
(Medical Xpress) -- Taking another step towards creating devices that could be meshed with brain function to help those with brain damage, or perhaps one day, to improve on abilities, researchers at Tel Aviv ...
Sep 28, 2011 |
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'Time cells' bridge the gap in memories of event sequences
The hippocampus is a brain structure that plays a major role in the process of memory formation. It is not entirely clear how the hippocampus manages to string together events that are part of the same experience but are ...
Medicine & Health / Neuroscience
Aug 24, 2011 |
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Experience puts the personal stamp on a place in memory
Seeing and exploring both are necessary for stability in a person's episodic memory when taking in a new experience, say University of Oregon researchers.
Medicine & Health / Neuroscience
Aug 22, 2011 |
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Parasite uses the power of sexual attraction to trick rats into becoming cat food
(PhysOrg.com) -- Could it be love? Rats infected with the parasite Toxoplasma seem to lose their fear of cats – or at least cat urine. Now Stanford researchers have discovered that the brains of those ...
Aug 17, 2011 |
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A little exercise may protect the aging brain from memory loss following infection
A small amount of exercise shields older animals from memory loss following a bacterial infection, according to a study in the August 10 issue of The Journal of Neuroscience. The findings suggest moderate exerci ...
Medicine & Health / Neuroscience
Aug 09, 2011 |
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