The brain on drugs: Defining the neural anatomy and physiology of morphine on dopamine neurons
(Medical Xpress) -- Morphine's analgesic properties are as potent as its addictive potential are problematic. The neural pathway for that addiction is typically associated with dopamine (DA) neurons of the ...
Neuroscience
Oct 04, 2011 |
4.8 / 5 (4) |
1
|
Early stress may sensitize girls' brains for later anxiety
High levels of family stress in infancy are linked to differences in everyday brain function and anxiety in teenage girls, according to new results of a long-running population study by University of Wisconsin-Madison scientists.
Neuroscience
Nov 11, 2012 |
4.5 / 5 (4) |
0
|
Research discovers two opposite ways our brain voluntarily forgets unwanted memories
If only there were a way to forget that humiliating faux pas at last night's dinner party. It turns out there's not one, but two opposite ways in which the brain allows us to voluntarily forget unwanted memories, ...
Neuroscience
Oct 17, 2012 |
5 / 5 (3) |
1
|
Highways of the brain: High-cost and high-capacity
A new study proposes a communication routing strategy for the brain that mimics the American highway system, with the bulk of the traffic leaving the local and feeder neural pathways to spend as much time ...
Neuroscience
Jun 18, 2012 |
3.7 / 5 (6) |
1
|
Using rabies virus, researcher tracks inputs to dopamine neurons
A genetically-modified version of the rabies virus is helping scientists at Harvard to trace neural pathways in the brain, a research effort that could one day lead to treatments for Parkinson's disease and addiction.
Neuroscience
Jun 06, 2012 |
5 / 5 (2) |
0
|
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 ...
Neuroscience
Nov 11, 2011 |
not rated yet |
0
|
Study finds new genetic cause of neurodegeneration
(Medical Xpress) -- Mayo Clinic researchers have discovered two mutations responsible for a devastating neurological condition they first identified 15 years ago. The researchers say their study -- appearing in Nature Ge ...
Genetics
May 01, 2011 |
4.3 / 5 (4) |
0
|
Researchers identify pathway that may protect against cocaine addiction
(Medical Xpress)—A study by researchers at the National Institutes of Health gives insight into changes in the reward circuitry of the brain that may provide resistance against cocaine addiction. Scientists ...
Neuroscience
Apr 16, 2013 |
5 / 5 (2) |
0
|
Researchers identify brain pathway triggering impulsive eating
New research from the University of Georgia has identified the neural pathways in an insect brain tied to eating for pleasure, a discovery that sheds light on mirror impulsive eating pathways in the human ...
Medical research
Feb 28, 2013 |
5 / 5 (1) |
0
|
Brain circuit that makes it hard for obese people to lose weight
(Medical Xpress)—Imagine you are driving a car, and the harder you press on the accelerator, the harder an invisible foot presses on the brake. That's what happens when obese people diet – the less food they eat, the ...
Medical research
Feb 06, 2013 |
5 / 5 (1) |
0
|
Lack of key enzyme in the metabolism of folic acid leads to birth defects
Researchers at The University of Texas at Austin have discovered that the lack of a critical enzyme in the folic acid metabolic pathway leads to neural tube birth defects in developing embryos.
Medical research
Jan 17, 2013 |
not rated yet |
0
|
New discovery in autism-related disorder reveals key mechanism in brain development and disease
A new finding in neuroscience for the first time points to a developmental mechanism linking the disease-causing mutation in an autism-related disorder, Timothy syndrome, and observed defects in brain wiring, according to ...
Neuroscience
Jan 14, 2013 |
4 / 5 (2) |
1
|
Glutamate neurotransmission system may be involved with depression risk
Researchers using a new approach to identifying genes associated with depression have found that variants in a group of genes involved in transmission of signals by the neurotransmitter glutamate appear to increase the risk ...
Psychology & Psychiatry
Nov 13, 2012 |
4.5 / 5 (2) |
0
|
Empathy represses analytic thought, and vice versa
New research shows a simple reason why even the most intelligent, complex brains can be taken by a swindler's story – one that upon a second look offers clues it was false.
Neuroscience
Oct 30, 2012 |
3.7 / 5 (3) |
1
|
Medical myth: Reading from a screen harms your eyes
The time most of us spend looking at a screen has rapidly increased over the past decade. If we're not at work on the computer, we're likely to stay tuned into the online sphere via a smart phone or tablet. ...
Health
Oct 19, 2012 |
4.8 / 5 (4) |
3
|
