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Brain encodes complex plumes of odors with a simple code
Feb 25, 2009 |
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In the real world, odors don't happen one puff at a time. Animals move through, and subsequently distort, plumes of odor molecules that constantly drift, changing direction as the wind disperses them. Now, ...
Fruit Fly Brains Provide Clues to Autism Research
Jan 29, 2009 |
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(PhysOrg.com) -- Linda L. Restifo of the Arizona Research Laboratory at The University of Arizona has developed a highly unique and promising methodology that uses fruit fly brains to screen for drugs that ...
You can control your Marilyn Monroe neuron
Medicine & Health / Neuroscience
Oct 22, 2009 |
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(PhysOrg.com) -- In a scientific first, researchers have been able to demonstrate the ability of humans to control the activity of individual brain cells.
Beyond recognizing odors, a single neuron controls reactions
Oct 21, 2008 |
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(PhysOrg.com) -- Babies will smile when they catch the scent of vanilla, but a whiff of rotting meat will send them into fits. From people to mice and flies to worms, animals of all kinds are born with likes ...
Neurons hard wired to tell left from right
Mar 31, 2008 |
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It's well known that the left and right sides of the brain differ in many animal species and this is thought to influence cognitive performance and social behaviour. For instance, in humans, the left half of the brain is ...
Stabilizing Force for Good Communication Between Neurons and Muscle Cells Found
Oct 09, 2008 |
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You can't raise a finger without your brain directing muscle cells, and scientists have figured out another reason that usually works so well.
New insight into Alzheimer’s disease
Dec 24, 2008 |
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(PhysOrg.com) -- A new molecule important in a part of the memory that allows recognition of people has been identified by researchers at the University of Bristol. This type of memory is impaired at an early ...
Turn back, wayward axon
Mar 09, 2009 |
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To a growing axon, the protein RGMa is a "Wrong Way" sign, alerting it to head in another direction. As Hata et al. demonstrate in the March 9, 2009 issue of the Journal of Cell Biology, translating that s ...
Chemist receives NIH funding to unravel tricks of neuronal wiring
Dec 29, 2008 |
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Joshua Maurer, Ph.D., assistant professor of chemistry in Arts & Sciences, has received a four-year, $1,216,000 grant from the National Institute of Mental Health for research titled "Unraveling Development: New Materials ...
A Single Neuron Can Change the Activity of the Whole Brain
Medicine & Health / Neuroscience
May 01, 2009 |
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(PhysOrg.com) -- The pulsing of a single neuron can switch a brain’s waves from the equivalent of a big ocean swell to ripples on a pond, according to new research from Howard Hughes Medical Institute investigator ...
Understanding the nervous system by walking in a neuron's shoes
Oct 21, 2008 |
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(PhysOrg.com) -- If you want to understand and predict the behavior of your young daughter, explains neurobiologist Christopher Fiorillo, you might observe how she reacts to various environmental factors. ...
Without glial cells, animals lose their senses
Biology /
Oct 30, 2008 |
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(PhysOrg.com) -- Sensory neurons have always put on a good show. But now, it turns out, they'll be sharing the credit. In groundbreaking research to appear in the October 31 issue of Science, Rockefeller Univer ...
Visualizing brain processes with new techniques
Medicine & Health / Neuroscience
Sep 09, 2009 |
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(PhysOrg.com) -- The brain's magic is worked by neural circuits, where information is transmitted from one nerve cell to the next. In the heat of the summer, for example, our ability to relish an ice cream ...
Tiny but toxic: Researchers discover a mechanism of neurodegeneration in Alzheimer's disease
Mar 26, 2009 |
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Tiny, toxic protein particles severely disrupt neurotransmission and inhibit delivery of key proteins in Alzheimer's disease, two separate studies by Marine Biological Laboratory (MBL) researchers have found.
Lipid droplets lead a Spartin existence
Mar 23, 2009 |
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Spartin, a protein linked to the neuronal disease Troyer syndrome, was thought to function in endocytosis. In the March 23, 2009 issue of the Journal of Cell Biology, Eastman et al. identify an unexpected role f ...
