News tagged with neurobiology
Related topics: brain , spinal cord , nerve cells , neurons , fruit flies
Why evolutionarily ancient brain areas are important
Structures in the midbrain that developed early in evolution can be responsible for functions in newborns which in adults are taken over by the cerebral cortex. New evidence for this theory has been found in the visual system ...
Neuroscience
Nov 30, 2011 |
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Parkinsonian worms may hold the key to identifying drugs for Parkinson's disease
Researchers at The University of Texas at Austin have devised a simple test, using dopamine-deficient worms, for identifying drugs that may help people with Parkinson's disease.
Parkinson's & Movement disorders
Nov 10, 2011 |
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Why do neurons die in Parkinson's disease?
Current thinking about Parkinson's disease is that it's a disorder of mitochondria, the energy-producing organelles inside cells, causing neurons in the brain's substantia nigra to die or become impaired. A study from Children's ...
Medical research
Nov 10, 2011 |
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Researcher finds elderly lose ability to distinguish between odors
Scientists studying how the sense of smell changes as people age, found that olfactory sensory neurons in those 60 and over showed an unexpected response to odor that made it more difficult to distinguish specific smells, ...
Neuroscience
Nov 10, 2011 |
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Neuroimmunologists find gut bacteria link to multiple sclerosis
(Medical Xpress) -- Researchers at the Max Planck Institute of Neurobiology have found that commensal gut flora in mice is an essential part of the immune triggering process that leads to multiple sclerosis ...
Neuroscience
Oct 27, 2011 |
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The architects of the brain: Scientists decipher the role of calcium signals
German neurobiologists have found that certain receptors for the neurotransmitter glutamate determine the architecture of nerve cells in the developing brain. Individual receptor variants lead to especially long and branched ...
Neuroscience
Oct 26, 2011 |
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Key regulatory genes often amplified in aggressive childhood tumor of the brainstem
The largest study ever of a rare childhood brain tumor found more than half the tumors carried extra copies of specific genes linked to cancer growth, according to research led by St. Jude Children's Research Hospital investigators.
Cancer
Sep 19, 2011 |
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Research points to potential therapy for tumor-associated epilepsy
Glioma, one of the most deadly and common types of brain tumor, is often associated with seizures, but the origins of these seizures and effective treatments for them have been elusive. Now a team funded by the National Institutes ...
Medical research
Sep 11, 2011 |
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Autism breakthrough could lead to new treatments
US researchers say they have identified at least two distinct types of autism, paving the way for new and more targeted treatments.
Diseases, Conditions, Syndromes
Sep 08, 2011 |
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Excitation and inhibition remain balanced, even when the brain undergoes reorganization
Every second, the brain's nerve cells exchange many billions of synaptic impulses. Two kinds of synapses ensure that this flow of data is regulated: Excitatory synapses relay information from one cell to the next, while inhibitory ...
Neuroscience
Sep 07, 2011 |
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Childhood eye tumor made up of hybrid cells with jumbled development
A research team led by St. Jude Children's Research Hospital scientists has identified a potential new target for treatment of the childhood eye tumor retinoblastoma. Their work also settles a scientific debate by showing ...
Cancer
Aug 15, 2011 |
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Researchers show how memory is lost -- and found
Yale University researchers can't tell you where you left your car keys- but they can tell you why you can't find them.
Medical research
Jul 27, 2011 |
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Efficient process using microRNA converts human skin cells into neurons
The addition of two particular gene snippets to a skin cell's usual genetic material is enough to turn that cell into a fully functional neuron, report researchers from the Stanford University School of Medicine. The finding, ...
Medical research
Jul 13, 2011 |
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Modulation of inhibitory output is key function of antiobesity hormone
Scientists have known for some time that the hormone leptin acts in the brain to prevent obesity, but the specific underlying neurocircuitry has remained a mystery. Now, new research published by Cell Press in the July 14 ...
Neuroscience
Jul 13, 2011 |
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How memory is read out in the brain: MB-V2 nerve cells enable the read-out of associative memories
What happens if you cannot recall your memory correctly? You are able to associate and store the name and face of a person, yet you might be unable to remember them when you meet that person. In this example, ...
Neuroscience
Jul 08, 2011 |
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