News tagged with neural pathway
Tinnitus caused by too little inhibition of brain auditory circuits, study says
Tinnitus, a relentless and often life-changing ringing in the ears known to disable soldiers exposed to blasts, unwary listeners of too-loud music and millions of others, is the result of under-inhibition of key neural pathways ...
Medicine & Health / Medical research
Apr 18, 2011 |
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All-nighters can bring on euphoria, risky behavior
(PhysOrg.com) -- A sleepless night can make us cranky and moody. But a lesser known side effect of sleep deprivation is short-term euphoria, which can potentially lead to poor judgment and addictive behavior, ...
Medicine & Health / Neuroscience
Mar 23, 2011 |
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Chinks in the brain circuitry make some more vulnerable to anxiety
(PhysOrg.com) -- Why do some people fret over the most trivial matters while others remain calm in the face of calamity? Researchers at the University of California, Berkeley, have identified two different ...
Medicine & Health / Neuroscience
Feb 10, 2011 |
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The brain knows what the nose smells, but how? Researchers trace the answer
(PhysOrg.com) -- Professor of Biology Liqun Luo has developed a new technique to trace neural pathways across the brain. He has mapped the path of odor signals as they travel to the higher centers of a mouse ...
Medicine & Health / Neuroscience
Feb 02, 2011 |
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Fear responses of zebrafish controlled by brain structures of previously unknown function
A brain structure called the habenula is crucial for modifications of fear responses in zebrafish, according to a new study by researchers from the RIKEN Brain Science Institute, Wako. The zebrafish dorsal ...
Medicine & Health / Neuroscience
Dec 17, 2010 |
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Cell of origin for brain tumors may predict response to therapy
For patients with glioma, the most common primary brain tumor, new findings may explain why current therapies fail to eradicate the cancer. A UCSF-led team of scientists has identified for the first time that progenitor ...
Dec 14, 2010 |
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Study identifies neural pathways for fear responses in zebrafish
A new study on the behavior of the zebrafish by Japanese researchers at the RIKEN Brain Science Institute has uncovered a key role for a region of the brain called the habenula nucleus in the development of ...
Medicine & Health / Neuroscience
Oct 11, 2010 |
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The world is full of darkness, reflected in the physiology of the human retina, researchers say
Physicists and neuroscientists from the University of Pennsylvania have linked the cell structure of the retina to the light and dark contrasts of the natural world, demonstrating the likelihood that the neural ...
Medicine & Health / Medical research
Oct 05, 2010 |
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Discovery of key pathway interaction may lead to therapies that aid brain growth and repair
Researchers at Children's National Medical Center have discovered that the two major types of signaling pathways activated during brain cell development -- the epidermal growth factor receptor pathway and the Notch pathway ...
Medicine & Health / Neuroscience
Sep 16, 2010 |
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Archer fish can see like mammals (w/ Video)
(PhysOrg.com) -- The ability to see objects oriented differently to the background, which is known as orientation-based saliency, has long been thought to be confined to mammals, but a new study has found ...
Sep 15, 2010 |
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Study shows gene's role in developing and maintaining cells key for a lifetime of memories
St. Jude Children's Research Hospital investigators showed a gene named Prox1 is a key player in normal development of a brain structure crucial for learning and memory and remains active throughout life, nurturing the cells ...
Aug 18, 2010 |
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Neuroengineers silence brain cells with multiple colors of light
(PhysOrg.com) -- Neuroscientists at MIT have developed a powerful new class of tools to reversibly shut down brain activity using different colors of light. When targeted to specific neurons, these tools could ...
Medicine & Health / Neuroscience
Jan 06, 2010 |
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Brain scans show distinctive patterns in people with generalized anxiety disorder
Scrambled connections between the part of the brain that processes fear and emotion and other brain regions could be the hallmark of a common anxiety disorder, according to a new study from the Stanford University School ...
Medicine & Health / Psychology & Psychiatry
Dec 07, 2009 |
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The making of the male brain (estrogen required)
Territorial behavior in male mice might be linked to more "girl-power" than ever suspected, according to new findings at UCSF. For the first time, researchers have identified networks of nerve cells in the brain that are ...
Oct 01, 2009 |
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Key Brain Receptors Linked To Learning and Memory Decrease with Age
(PhysOrg.com) -- Scientists studying cognitive decline that accompanies aging have been interested in nicotinic receptors, part of a key neural pathway that not only enhances learning and memory skills but ...
Medicine & Health / Neuroscience
Sep 11, 2009 |
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