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Medicine & Health / Research news 1234

Genes may make some people more prone to anxiety

August 11, 2008 | User rating: 3.8 / 5 after 11 vote(s) | User comments: 1

Inborn differences may help explain why trauma gives some people bad memories and others the nightmare of post-traumatic stress. Scientists in Germany and the United States have reported evidence linking genes to anxious ...


Viagra helps depressed women: study

July 21, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

The erectile dysfunction drug Viagra has proven effective at combating sexual dysfunction in depressed women, according to a study published Tuesday.


Blood-related genetic mechanisms found important in Parkinson's disease

July 21, 2008 | User rating: 5 / 5 after 9 vote(s) | User comments: 1

What does the genetics of blood cells have to do with brain cells related to Parkinson's disease? From an unusual collaboration of neurologists and a pharmacologist comes the surprising answer: Genetic mechanisms at play ...


Scientists figure out how the immune system and brain communicate to control disease

July 21, 2008 | User rating: 5 / 5 after 5 vote(s) | User comments: 1

In a major step in understanding how the nervous system and the immune system interact, scientists at The Feinstein Institute for Medical Research have identified a new anatomical path through which the brain and the spleen ...


Study outlines measures to limit effects of pandemic flu on nursing homes

July 21, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

The greatest danger in a pandemic flu outbreak is that it could spread quickly and devastate a broad swath of people across the United States before there is much of a chance to react. The result could be a nation brought ...


Cancer drug delivery research cuts time from days to hours

July 22, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

Researchers at Case Western Reserve University have developed a technique that has the potential to deliver cancer-fighting drugs to diseased areas within hours, as opposed to the two days it currently takes for existing ...


Researchers unravel key mechanism of cellular damage in aging and disease

July 24, 2008 | User rating: 5 / 5 after 16 vote(s) | User comments: 1

Researchers have taken a first snapshot of how a class of highly reactive molecules inflicts cellular damage as part of aging, heart disease, stroke, cancer, diabetes, kidney disease and Alzheimer's disease to name a few. ...


Towards zero training for brain-computer interfacing

August 13, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

While invasive electrode recordings in humans show long-term promise, non-invasive techniques can also provide effective brain-computer interfacing (BCI) and localization of motor activity in the brain for paralyzed patients ...


Symbiotic microbes induce profound genetic changes in their hosts

July 28, 2008 | User rating: not shown ( 1 vote(s) ) | User comments: 1

Though bacteria are everywhere — from the air we breathe and the food we eat to our guts and skin — the vast majority are innocuous or even beneficial, and only a handful pose any threat to us. What distinguishes a welcome ...


Aging impairs the 'replay' of memories during sleep

July 29, 2008 | User rating: 4.5 / 5 after 11 vote(s) | User comments: 1

Aging impairs the consolidation of memories during sleep, a process important in converting new memories into long-term ones, according to new animal research in the July 30 issue of The Journal of Neuroscience. The ...


Study identifies changes to DNA in major depression and suicide

July 30, 2008 | User rating: 4.9 / 5 after 11 vote(s) | User comments: 1

Autopsies usually point to a cause of death but now a study of brain tissue collected during these procedures, may explain an underlying cause of major depression and suicide. The international research group, led by Dr. ...


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 ...


Why the slow paced world could make it difficult to catch a ball...

August 04, 2008 | User rating: 3.8 / 5 after 12 vote(s) | User comments: 1

BBSRC researchers at the University of Birmingham have uncovered new information about the way that we perceive fast moving, incoming objects – such as tennis or cricket balls. The new research, published today in the Proceedings ...


A new look at how memory and spatial cognition are related

August 04, 2008 | User rating: 4.2 / 5 after 6 vote(s) | User comments: 1

In a study that sheds new light on how memory and spatial cognition are related to each other in the brain, researchers at the University of California, San Diego School of Medicine and the Veteran Affairs (VA) San Diego ...


Trigger for brain plasticity identified

August 07, 2008 | User rating: 4.8 / 5 after 8 vote(s) | User comments: 1

Researchers have long sought a factor that can trigger the brain's ability to learn – and perhaps recapture the "sponge-like" quality of childhood. In the August 8 issue of the journal Cell, neuroscientists at Children's ...


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