News tagged with brain circuits

Obesity is associated with altered brain function

In most western countries the annual increase in the prevalence and the severity of obesity is currently substantial. Although obesity typically results simply from excessive energy intake, it is currently ...

Medicine & Health / Research

created Feb 09, 2012 | popularity 5 / 5 (4) | comments 0

Study shows Alzheimer's disease may spread by 'jumping' from one brain region to another

For decades, researchers have debated whether Alzheimer's disease starts independently in vulnerable brain regions at different times, or if it begins in one region and then spreads to neuroanatomically connected areas. A ...

Medicine & Health / Neuroscience

created Feb 01, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Imaging study shows how humor activates kids' brain regions

For the first time, researchers have scanned the brains of children watching funny videos to examine which of their brain regions are active as their sense of humor develops. The new findings from the Stanford University ...

Medicine & Health / Neuroscience

created Feb 01, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Scientists map the frontiers of vision

There's a 3-D world in our brains. It's a landscape that mimics the outside world, where the objects we see exist as collections of neural circuits and electrical impulses.

Medicine & Health / Neuroscience

created Jan 06, 2012 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

Timing is key in the proper wiring of the brain: study

(Medical Xpress) -- After birth, the developing brain is largely shaped by experiences in the environment. However, neurobiologists at Yale and elsewhere have also shown that for many functions the successful ...

Medicine & Health / Neuroscience

created Dec 19, 2011 | popularity 3.7 / 5 (3) | comments 25 | with audio podcast

Scientists create first realistic 3D reconstruction of a brain circuit

Researchers from the lab of Nobel laureate Bert Sakmann, MD, PhD at the Max Planck Florida Institute (MPFI) are reporting that, using a conceptually new approach and state-of-the-art research tools, they have created the ...

Medicine & Health / Neuroscience

created Dec 07, 2011 | popularity 5 / 5 (2) | comments 0

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

created Nov 29, 2011 | popularity not rated yet | comments 0 | with audio podcast

New study to test unusual hypothesis on beta brainwaves

Beta oscillations are tightly linked to Parkinson's disease and the ability to process sensory information, such as touch. Two neuroscientists have brought their collaboration to Brown University and won funding from the ...

Medicine & Health / Neuroscience

created Nov 28, 2011 | popularity 5 / 5 (2) | comments 0

Researchers rebuild the brain's circuitry

Neuron transplants have repaired brain circuitry and substantially normalized function in mice with a brain disorder, an advance indicating that key areas of the mammalian brain are more reparable than was ...

Medicine & Health / Neuroscience

created Nov 24, 2011 | popularity 4.6 / 5 (20) | comments 2 | with audio podcast

Nerve cells key to making sense of our senses

The human brain is bombarded with a cacophony of information from the eyes, ears, nose, mouth and skin. Now a team of scientists at the University of Rochester, Washington University in St. Louis, and Baylor College of Medicine ...

Medicine & Health / Neuroscience

created Nov 20, 2011 | popularity 4.5 / 5 (2) | comments 2 | with audio podcast

Tiny worms change direction using two human-like neural circuits

(Medical Xpress) -- A University of Michigan biologist and his colleagues have found that the strategies used by the tiny C. elegans roundworm to control its motions are remarkably similar to those used by ...

Medicine & Health / Neuroscience

created Nov 11, 2011 | popularity not rated yet | comments 0 | with audio podcast

Influencing craving for cigarettes by stimulating the brain

Targeted brain stimulation increases cigarette cravings, a new study in Biological Psychiatry has found, which may ultimately lead to new treatments that reverse these effects. Cues associated with cigarette smoking, such a ...

Medicine & Health / Psychology & Psychiatry

created Oct 31, 2011 | popularity not rated yet | comments 0

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

created Oct 24, 2011 | popularity not rated yet | comments 0 | with audio podcast

Flies' flight patterns rely on sense of smell

(PhysOrg.com) -- If a fruit fly gets a whiff of a rotting banana, it does everything it can to get to the location of the potential feast. That includes not only beating its wings faster, but overriding its ...

Biology / Plants & Animals

created Oct 20, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

By reprogramming skin cells into brain cells, scientists gain new insights into mental disorders

For many poorly understood mental disorders, such as schizophrenia or autism, scientists have wished they could uncover what goes wrong inside the brain before damage ensues.

Medicine & Health / Research

created Oct 12, 2011 | popularity 5 / 5 (1) | comments 0