News tagged with neural pathways

Related topics: brain

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

created Apr 18, 2011 | popularity 5 / 5 (3) | comments 11 | with audio podcast

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

created Mar 23, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

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

created Feb 10, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

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

created Feb 02, 2011 | popularity 5 / 5 (4) | comments 4 | with audio podcast

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

created Dec 17, 2010 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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 ...

Medicine & Health / Cancer

created Dec 14, 2010 | popularity not rated yet | comments 0

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

created Oct 11, 2010 | popularity 5 / 5 (2) | comments 0

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

created Oct 05, 2010 | popularity 4.6 / 5 (10) | comments 2 | with audio podcast

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

created Sep 16, 2010 | popularity 5 / 5 (4) | comments 0

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 ...

Biology / Plants & Animals

created Sep 15, 2010 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast report

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 ...

Medicine & Health / Genetics

created Aug 18, 2010 | popularity not rated yet | comments 0

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

created Jan 06, 2010 | popularity 4.5 / 5 (12) | comments 2 | with audio podcast

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

created Dec 07, 2009 | popularity 4.5 / 5 (2) | comments 0

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 ...

Biology / Plants & Animals

created Oct 01, 2009 | popularity 5 / 5 (2) | comments 1

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

created Sep 11, 2009 | popularity 5 / 5 (5) | comments 0