New neuron formation could increase capacity for new learning, at the expense of old memories
New research presented today shows that formation of new neurons in the hippocampus - a brain region known for its importance in learning and remembering - could cause forgetting of old memories by causing a reorganization ...
Neuroscience
May 24, 2013 |
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Hit a 95 mph baseball? Scientists pinpoint how we see it coming
(Medical Xpress)—How does San Francisco Giants slugger Pablo Sandoval swat a 95 mph fastball, or tennis icon Venus Williams see the oncoming ball, let alone return her sister Serena's 120 mph serves? For ...
Neuroscience
May 08, 2013 |
3.2 / 5 (6) |
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Researchers visualize memory formation for the first time in zebrafish
In our interaction with our environment we constantly refer to past experiences stored as memories to guide behavioral decisions. But how memories are formed, stored and then retrieved to assist decision-making ...
Neuroscience
May 16, 2013 |
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Embryonic stem cell transplant restores memory, learning in mice
For the first time, human embryonic stem cells have been transformed into nerve cells that helped mice regain the ability to learn and remember. A study at the University of Wisconsin-Madison is the first ...
Medical research
Apr 21, 2013 |
4.4 / 5 (8) |
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Blue Brain Project accurately predicts connections between neurons
One of the greatest challenges in neuroscience is to identify the map of synaptic connections between neurons. Called the "connectome," it is the holy grail that will explain how information flows in the ...
Neuroscience
Sep 17, 2012 |
4.8 / 5 (16) |
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Research shows brain more flexible, trainable than previously thought
Opening the door to the development of thought-controlled prosthetic devices to help people with spinal cord injuries, amputations and other impairments, neuroscientists at the University of California, Berkeley, ...
Neuroscience
Mar 04, 2012 |
4.6 / 5 (17) |
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New connections between brain cells form in clusters during learning
New connections between brain cells emerge in clusters in the brain as animals learn to perform a new task, according to a study published in Nature on February 19 (advance online publication). Led by resear ...
Neuroscience
Feb 19, 2012 |
4.6 / 5 (11) |
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Tiny wireless injectable LED device shines light on mouse brain, generating reward
Using a miniature electronic device implanted in the brain, scientists have tapped into the internal reward system of mice, prodding neurons to release dopamine, a chemical associated with pleasure.
Neuroscience
Apr 11, 2013 |
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Researchers provide definitive proof for receptor's role in synapse development
Jackson Laboratory researchers led by Associate Professor Zhong-wei Zhang, Ph.D., have provided direct evidence that a specific neurotransmitter receptor is vital to the process of pruning synapses in the brains of newborn ...
Neuroscience
Dec 31, 2012 |
5 / 5 (2) |
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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 ...
Neuroscience
Nov 24, 2011 |
4.6 / 5 (20) |
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Scientists identify potential target for treating anhedonia - major symptom of depression
Stanford University School of Medicine scientists have laid bare a novel molecular mechanism responsible for the most important symptom of major depression: anhedonia, the loss of the ability to experience pleasure. While ...
Medical research
Jul 11, 2012 |
4.3 / 5 (6) |
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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 ...
Neuroscience
Nov 20, 2011 |
4.5 / 5 (2) |
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Even in fruit flies, enriched learning drives need for sleep
Just like human teenagers, fruit flies that spend a day buzzing around the "fly mall" with their companions need more sleep. That's because the environment makes their brain circuits grow dense new synapses and they need ...
Medical research
Jun 23, 2011 |
5 / 5 (4) |
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'Optogenetics' used to control reward-seeking behavior
Using a combination of genetic engineering and laser technology, researchers at the University of North Carolina at Chapel Hill have manipulated brain wiring responsible for reward-seeking behaviors, such ...
Medical research
Jun 29, 2011 |
4.5 / 5 (2) |
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Scientists uncover a new pathway that regulates information processing in the brain
Scientists at The Scripps Research Institute (TSRI) have identified a new pathway that appears to play a major role in information processing in the brain. Their research also offers insight into how imbalances ...
Neuroscience
Nov 09, 2012 |
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