After brain injury, new astrocytes play unexpected role in healing
The production of a certain kind of brain cell that had been considered an impediment to healing may actually be needed to staunch bleeding and promote repair after a stroke or head trauma, researchers at ...
Medical research
Apr 24, 2013 |
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Study reveals how melanoma evades chemotherapy
Nitric oxide (NO), a gas with many biological functions in healthy cells, can also help some cancer cells survive chemotherapy. A new study from MIT reveals one way in which this resistance may arise, and ...
Cancer
Apr 08, 2013 |
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Study shows how insulin-like molecules play critical role in learning and memory
Though it's most often associated with disorders like diabetes, Harvard researchers have shown how the signaling pathway of insulin and insulin-like peptides plays another critical role in the body – helping ...
Neuroscience
Feb 26, 2013 |
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Your brain on Big Bird: Sesame Street helps to reveal patterns of neural development
Using brain scans of children and adults watching Sesame Street, cognitive scientists are learning how children's brains change as they develop intellectual abilities like reading and math.
Neuroscience
Jan 03, 2013 |
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A treatment for ALS? Neural stem cell transplants slow progression of disease
(Medical Xpress)—Results from a meta-analysis of 11 independent amyotrophic lateral sclerosis research studies are giving hope to the ALS community by showing, for the first time, that the fatal disease ...
Neuroscience
Jan 03, 2013 |
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Neuroscientists find Broca's area is really two subunits, each with its own function
A century and a half ago, French physician Pierre Paul Broca found that patients with damage to part of the brain's frontal lobe were unable to speak more than a few words. Later dubbed Broca's area, this ...
Neuroscience
Oct 16, 2012 |
3.8 / 5 (5) |
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Using precisely-targeted lasers, researchers manipulate neurons in worms' brains, take control of their behavior
In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's ...
Neuroscience
Sep 24, 2012 |
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Key mutations discovered for medulloblastoma -- most common childhood brain cancer
Researchers at Dana-Farber/Children's Hospital Cancer Center (DF/CHCC) and several collaborating institutions have linked mutations in specific genes to each of the four recognized subtypes of medulloblastoma, the most common ...
Cancer
Jul 22, 2012 |
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Playing music alters the processing of multiple sensory stimuli in the brain
(Medical Xpress) -- Over the years pianists develop a particularly acute sense of the temporal correlation between the movements of the piano keys and the sound of the notes played. However, they are no better ...
Neuroscience
Nov 24, 2011 |
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Researchers grow pituitary glands from embryonic stem cells
(Medical Xpress) -- A new study published in Nature reports that scientists have been able to grow working pituitary glands from embryonic stem cells from mice. When these were transplanted into mice with defects in the pi ...
Medical research
Nov 10, 2011 |
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'Alarm clock' gene explains wake-up function of biological clock
Ever wondered why you wake up in the morning -- even when the alarm clock isn't making jarring noises? Wonder no more. Researchers at the Salk Institute for Biological Studies have identified a new component ...
Genetics
Sep 29, 2011 |
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Sense of justice built into the brain
A new study from the Karolinska Institute and Stockholm School of Economics shows that the brain has built-in mechanisms that trigger an automatic reaction to someone who refuses to share. In the study publishing next week ...
Neuroscience
May 03, 2011 |
4.3 / 5 (7) |
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Women's reproductive ability may be related to immune system status
New research indicates that women's reproductive function may be tied to their immune status. Previous studies have found this association in human males, but not females.
Obstetrics & gynaecology
May 17, 2013 |
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Fast and painless way to better mental arithmetic? Yes, there might actually be a way
In the future, if you want to improve your ability to manipulate numbers in your head, you might just plug yourself in. So say researchers who report in the Cell Press journal Current Biology on May 16 on studies of a harm ...
Neuroscience
May 16, 2013 |
4.6 / 5 (8) |
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Genetic risk for schizophrenia is connected to reduced IQ
The relationship between the heritable risk for schizophrenia and low intelligence (IQ) has not been clear. Schizophrenia is commonly associated with cognitive impairments that may cause functional disability. There are clues ...
Psychology & Psychiatry
May 16, 2013 |
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