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Medicine & Health / Research news 1234

Self-Paced Brain-Computer Interface Gets Closer to Reality

January 15, 2008 | User rating: 4.4 / 5 after 43 vote(s) | User comments: 5

Using the human mind to control computers could lead to a wide range of applications, such as giving people with limited motion the ability to operate machines. However, translating thoughts into actions is ...


Quality of Sleep Determines Where the Brain Stores Memories

December 13, 2007 | User rating: 4.5 / 5 after 82 vote(s) | User comments: 2

As time passes, our memories are transferred to different parts of the brain in order to ideally store our past experiences. While scientists have known that sleep plays an important role in helping consolidate ...


Neurons created from skin cells of elderly ALS patients

July 31, 2008 | User rating: 4.6 / 5 after 8 vote(s) | User comments: 1

Less than 27 months after announcing that he had institutional permission to attempt the creation of patient and disease-specific stem cell lines, Harvard Stem Cell Institute (HSCI) Principal Faculty member ...


Radiation for health

June 19, 2008 | User rating: 4.8 / 5 after 33 vote(s) | User comments: 17

Could exposure to low doses of radiation cure our ills?
For decades, we have been told that exposure to radiation is dangerous. In high doses it is certainly lethal and chronic exposure is linked to the development ...


Working memory has limited 'slots'

April 03, 2008 | User rating: 4.5 / 5 after 51 vote(s) | User comments: 3

A new study by researchers at UC Davis shows how our very short-term "working memory," which allows the brain to stitch together sensory information, operates. The system retains a limited number of high-resolution ...


Study shows that a larger abdomen in midlife increases risk of dementia

March 26, 2008 | User rating: 4 / 5 after 10 vote(s) | No comments yet

People in their 40s with larger stomachs have a higher risk for dementia when they reach their 70s, according to a study published in the March 26, 2008, online issue of Neurology®, the medical journal of the American ...


Physician revolutionizes gene research

March 26, 2008 | User rating: 4.6 / 5 after 27 vote(s) | User comments: 3

A dramatic new study published in the most recent issue of Nature questions some of the mechanisms underlying a new class of drugs based on Nobel Prize-winning work designed to fight diseases ranging from macular degeneration ...


First look: Princeton researchers peek into deepest recesses of human brain

February 27, 2008 | User rating: 4.5 / 5 after 28 vote(s) | No comments yet

A team of scientists from Princeton University has devised a new experimental technique that produces some of the best functional images ever taken of the human brainstem, the most primitive area of the brain.


Researchers create beating heart in laboratory

January 13, 2008 | User rating: 4.9 / 5 after 78 vote(s) | User comments: 8

University of Minnesota researchers have created a beating heart in the laboratory. By using a process called whole organ decellularization, scientists from the University of Minnesota Center for Cardiovascular Repair grew ...


Researchers discover human embryonic stem cells are the ultimate perpetual fuel cell

July 11, 2007 | User rating: 4.6 / 5 after 52 vote(s) | No comments yet

A startling discovery on the development of human embryonic stem cells by scientists at McMaster University will change how future research in the area is done.


Moral judgment fails without feelings

March 21, 2007 | User rating: 4.3 / 5 after 51 vote(s) | No comments yet

Consider the following scenario: someone you know has AIDS and plans to infect others, some of whom will die. Your only options are to let it happen or to kill the person. Do you pull the trigger?


Male sweat boosts women's hormone levels

February 07, 2007 | User rating: 4.5 / 5 after 48 vote(s) | No comments yet

Just a few whiffs of a chemical found in male sweat is enough to raise levels of the stress hormone cortisol in heterosexual women, according to a new study by University of California, Berkeley, scientists.


Conceptualizing a cyborg

January 18, 2007 | User rating: 4.3 / 5 after 18 vote(s) | No comments yet

Investigators at the University of Pennsylvania School of Medicine describe the basis for developing a biological interface that could link a patient's nervous system to a thought-driven artificial limb. Their ...


Alzheimer's gene identified: study

January 14, 2007 | User rating: 4.7 / 5 after 18 vote(s) | No comments yet

An international effort led by scientists at the University of Toronto, Columbia University and Boston University has isolated another gene responsible for Alzheimer's disease.


Scientists discover stage at which an embryonic cell is fated to become a stem cell

January 10, 2007 | User rating: 4.5 / 5 after 13 vote(s) | No comments yet

Cambridge scientists have discovered the stage at which some of the cells of a fertilised mammalian egg are fated to develop into stem cells and why this occurs. The findings of the study, which overturn the long-held belief ...


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