News tagged with brain circuitry
Related topics: brain
Scientists discover anti-anxiety circuit in brain region considered the seat of fear
Stimulation of a distinct brain circuit that lies within a brain structure typically associated with fearfulness produces the opposite effect: Its activity, instead of triggering or increasing anxiety, counters ...
Medicine & Health / Neuroscience
Mar 09, 2011 |
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Soldiers' helmets could control brain activity with ultrasound
(PhysOrg.com) -- One of DARPA's latest pursuits of cutting-edge research involves a neurotechnology lab at Arizona State University that specializes in ultrasonic brain stimulation. By implementing the technology ...
Medicine & Health / Neuroscience
Sep 10, 2010 |
3.8 / 5 (24) |
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A chemical to make brain cells grow: Mental decline thwarted in aging rats
Scientists have discovered a compound that restores the capacity to form new memories in aging rats, likely by improving the survival of newborn neurons in the brain's memory hub. The research, funded in part ...
Medicine & Health / Neuroscience
Jul 08, 2010 |
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A bird's song may teach us about human speech disorders
(PhysOrg.com) -- Can the song of a small bird provide valuable insights into human stuttering and speech-related disorders and conditions, including autism and stroke? New research by UCLA life scientists ...
Mar 06, 2012 |
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Differences in human and Neanderthal brains set in just after birth
(PhysOrg.com) -- The brains of newborn humans and Neanderthals are about the same size and appear rather similar overall. It's mainly after birth, and specifically in the first year of life, that the differences ...
Nov 08, 2010 |
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Can magnetism help us control the brain, remotely?
University at Buffalo scientists have used magnetic nanoparticles to remotely control ion channels, neurons in cell culture and even the movement of a tiny worm.
Nanotechnology / Bio & Medicine
Oct 03, 2011 |
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'Sound' science offers platform for brain treatment and manipulation
The ability to diagnose and treat brain dysfunction without surgery, may rely on a new method of noninvasive brain stimulation using pulsed ultrasound developed by a team of scientists led by William "Jamie" ...
Medicine & Health / Medical research
Jun 09, 2010 |
4.7 / 5 (15) |
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Researchers identify a molecular switch that controls neuronal migration in the developing brain
St. Jude Children's Research Hospital investigators have identified key components of a signaling pathway that controls the departure of neurons from the brain niche where they form and allows these cells ...
Medicine & Health / Neuroscience
Nov 25, 2010 |
3.7 / 5 (3) |
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Switching senses: Biologists find that leeches shift the way they locate prey in adulthood
(PhysOrg.com) -- Many meat-eating animals have unique ways of hunting down a meal using their senses. To find a tasty treat, bats use echolocation, snakes rely on infrared vision, and owls take advantage of ...
Nov 01, 2011 |
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Schizophrenia gene's role may be broader, more potent, than thought
(PhysOrg.com) -- UCSF scientists studying nerve cells in fruit flies have uncovered a new function for a gene whose human equivalent may play a critical role in schizophrenia.
Medicine & Health / Medical research
Nov 19, 2009 |
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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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Researchers validate, extend fMRI research on brain activity
Like a motorist who knows that the "check engine" light indicates something important but ill-defined is happening, neuroscientists have relied heavily on an incompletely understood technology called functional magnetic resonance ...
Medicine & Health / Neuroscience
May 16, 2010 |
4.3 / 5 (3) |
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Researchers take major step toward first biological test for autism
Researchers at Harvard-affiliated McLean Hospital and the University of Utah have developed the best biologically based test for autism to date. The test was able to detect the disorder in individuals with high-functioning ...
Medicine & Health / Diseases, Conditions, Syndromes
Dec 02, 2010 |
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Research Shows Some May Be Wired for Wider Waists
(PhysOrg.com) -- Development of obesity may be predetermined by how neurons in the brain are plugged together. New research from the University of Cincinnati (UC) shows that the amount of weight gained from ...
Medicine & Health / Medical research
Aug 05, 2010 |
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New period of brain 'plasticity' created with transplanted embryonic cells
UCSF scientists report that they were able to prompt a new period of "plasticity," or capacity for change, in the neural circuitry of the visual cortex of juvenile mice. The approach, they say, might some day be used to create ...
Medicine & Health / Medical research
Mar 25, 2010 |
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