Brain region may hold key to aging
While the search continues for the Fountain of Youth, researchers may have found the body's "fountain of aging": the brain region known as the hypothalamus. For the first time, scientists at Albert Einstein ...
Neuroscience
May 01, 2013 |
4.8 / 5 (21) |
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Handful of genetic changes led to huge changes to human brain
Changes to just three genetic letters among billions led to evolution and development of the mammalian motor sensory network, and laid the groundwork for the defining characteristics of the human brain, Yale ...
Genetics
May 30, 2012 |
4 / 5 (6) |
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Mouse research links adolescent stress and severe adult mental illness
Working with mice, Johns Hopkins researchers have established a link between elevated levels of a stress hormone in adolescence—a critical time for brain development—and genetic changes that, in young adulthood, cause ...
Neuroscience
Jan 17, 2013 |
5 / 5 (5) |
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Smelling a skunk after a cold: Brain changes after a stuffed nose protect the sense of smell
Has a summer cold or mold allergy stuffed up your nose and dampened your sense of smell? We take it for granted that once our nostrils clear, our sniffers will dependably rebound and alert us to a lurking ...
Neuroscience
Aug 12, 2012 |
4.3 / 5 (6) |
2
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Competing pathways affect early differentiation of higher brain structures
Sand-dwelling and rock-dwelling cichlids living in East Africa's Lake Malawi share a nearly identical genome, but have very different personalities. The territorial rock-dwellers live in communities where ...
Neuroscience
Apr 26, 2013 |
not rated yet |
3
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If you don't snooze, do you lose? Wake-sleep patterns affect brain synapses
An ongoing lack of sleep during adolescence could lead to more than dragging, foggy teens, a University of Wisconsin-Madison study suggests.
Neuroscience
Oct 09, 2011 |
4.6 / 5 (8) |
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Childhood trauma leaves its mark on the brain
It is well known that violent adults often have a history of childhood psychological trauma. Some of these individuals exhibit very real, physical alterations in a part of the brain called the orbitofrontal ...
Psychology & Psychiatry
Jan 15, 2013 |
4.5 / 5 (6) |
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Study identifies biological mechanism that plays key role in early-onset dementia
Using animal models, scientists at the Gladstone Institutes have discovered how a protein deficiency may be linked to frontotemporal dementia (FTD)—a form of early-onset dementia that is similar to Alzheimer's disease. ...
Neuroscience
Oct 08, 2012 |
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Brain-imaging technique predicts who will suffer cognitive decline over time
Cognitive loss and brain degeneration currently affect millions of adults, and the number will increase, given the population of aging baby boomers. Today, nearly 20 percent of people age 65 or older suffer ...
Neuroscience
Feb 13, 2012 |
5 / 5 (6) |
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Exercise can slow onset of Alzheimer's memory loss, study reports
(Medical Xpress)—Keeping active can slow down the progression of memory loss in people with Alzheimer's disease, a study has shown. A team of researchers from The University of Nottingham has identified ...
Alzheimer's disease & dementia
Jan 24, 2013 |
5 / 5 (2) |
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Cocaine withdrawal: Emotional 'brakes' stay on after cocaine wears off
Washington State University researchers have found a cellular mechanism that contributes to the lack of motivation and negative emotions of a cocaine addict going through withdrawal. Their discovery, published in the latest ...
Medical research
Sep 10, 2012 |
3 / 5 (2) |
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Sleep study reveals how the adolescent brain makes the transition to mature thinking
(Medical Xpress)—A new study conducted by monitoring the brain waves of sleeping adolescents has found that remarkable changes occur in the brain as it prunes away neuronal connections and makes the major ...
Neuroscience
Mar 19, 2013 |
4.8 / 5 (6) |
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A study in adaptability: Why do we change our beliefs?
(Medical Xpress)—The human brain likes to make predictions about how the world works. Imagine, for example, that you move to a new town. At first, you don't know where to go for dinner. But after weeks of trying different ...
Neuroscience
Oct 09, 2012 |
3.5 / 5 (2) |
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Cocaine and the teen brain: Study offers insights into addiction
When first exposed to cocaine, the adolescent brain launches a strong defensive reaction designed to minimize the drug's effects, Yale and other scientists have found. Now two new studies by a Yale team identify key genes ...
Neuroscience
Feb 21, 2012 |
3 / 5 (1) |
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Scientists identify brain's 'molecular memory switch'
Scientists have identified a key molecule responsible for triggering the chemical processes in our brain linked to our formation of memories. The findings, published in the journal Frontiers in Neural Circuits, reveal ...
Neuroscience
Mar 28, 2013 |
5 / 5 (5) |
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