News tagged with rat brains
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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New model of whiskers provides insight into sense of touch
Researchers at Northwestern University have developed a model that will allow them to simulate how rats use their whiskers to sense objects around them. The model enables further research that may provide insight into the ...
Apr 07, 2011 |
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Long-term methadone treatment can affect the brain
Methadone has been used to treat heroin addicts for nearly 50 years. Yet we have surprisingly incomplete knowledge about possible harmful effects from prolonged use. New research from the Norwegian Institute of Public Health ...
Medicine & Health / Medical research
Mar 23, 2011 |
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Rats to robots - brain's grid cells tell us how we navigate
(PhysOrg.com) -- Rats and robots can tell us how the brain maps out familiar environments and navigates in them, Queensland University of Technology robotics researchers have found.
Nov 12, 2010 |
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Higher anxiety, depression among women may have basis in cell signals
There may be a biological reason why depression and other stress-related psychiatric disorders are more common among women compared to men. Studying stress signaling systems in animal brains, neuroscience researchers found ...
Medicine & Health / Psychology & Psychiatry
Jun 15, 2010 |
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Researchers find two brain circuits involved with habitual learning
Driving to and from work is a habit for most commuters - we do it without really thinking. But before our commutes became routine, we had to learn our way through trial-and-error exploration. A new study ...
Medicine & Health / Neuroscience
Jun 09, 2010 |
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Viruses against cancer
Advanced gliomas regressed completely in rats after treatment with parvoviruses and the animals survived significantly longer than untreated animals. This was shown by scientists of the German Cancer Research Center.
May 04, 2010 |
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Discovery gives insight into brain 'replay' process
The hippocampus, a part of the brain essential for memory, has long been known to "replay" recently experienced events. Previously, replay was believed to be a simple process of reviewing recent experiences in order to help ...
Medicine & Health / Neuroscience
Mar 11, 2010 |
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New stroke therapy successful in rats
People with impaired mobility after a stroke soon may have a therapy that restores limb function long after the injury, if a supplemental protein works as well in humans as it does in paralyzed rats.
Medicine & Health / Neuroscience
Jan 12, 2010 |
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Why newborn babies can't walk
(PhysOrg.com) -- The first steps of an infant is a real milestone in the development of all mammals including humans, but little is known about why some animals can walk soon after birth, while others need ...
Medicine & Health / Neuroscience
Dec 18, 2009 |
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Nerve-cell transplants help brain-damaged rats fully recover lost ability to learn
Nerve cells transplanted into brain-damaged rats helped them to fully recover their ability to learn and remember, probably by promoting nurturing, protective growth factors, according to a new study.
Medicine & Health / Neuroscience
Dec 09, 2009 |
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Researchers create first transgenic prairie voles
Researchers at the Yerkes National Primate Research Center, Emory University, have successfully generated the first transgenic prairie voles, an important step toward unlocking the genetic secrets of pair bonding. The future ...
Dec 01, 2009 |
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Naked mole rats may hold clues to surviving stroke
Blind, nearly hairless, and looking something like toothy, plump, pink fingers, naked mole rats may rank among nature's most maligned creatures, but their unusual physiology endears them to scientists.
Medicine & Health / Medical research
Nov 30, 2009 |
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Mobile microscopes illuminate the brain
(PhysOrg.com) -- By building a tiny microscope small enough to be carried around on a rats' head, scientists at the Max Planck Institute for Biological Cybernetics in Tübingen, Germany, have found a way to ...
Nov 03, 2009 |
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Smart rat 'Hobbie-J' produced by over-expressing a gene that helps brain cells communicate
Over-expressing a gene that lets brain cells communicate just a fraction of a second longer makes a smarter rat, report researchers from the Medical College of Georgia and East China Normal University.
Oct 19, 2009 |
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