Brightsurf Science News & Current Events

May 08, 2011
Electronic life on the edge
Scientists at Lawrence Berkeley National Laboratory, the University of California at Berkeley, Stanford University, and their colleagues have used new techniques to confirm the existence of long-predicted edge states in graphene nanoribbons, opening new prospects for characterizing and controlling the electronic, spintronic, magnetic, and optical properties of nanoscale devices.

Dietary research offers new explanations and treatments approaches for gastrointestinal disorders
Research being presented at Digestive Disease Week (DDW) offers further evidence that diet affects gastrointestinal illnesses, such as gallstones and celiac disease, and that some patients who think their digestive problems are caused by lactose intolerance are actually reacting to a psychological disorder.

Socioeconomic status influences celiac disease diagnosis
Income is a pivotal factor in whether a patient without common symptoms of celiac disease is accurately diagnosed with the digestive condition, according to a new study from the Beth Israel Deaconess Medical Center in Boston, Mass.

Season of birth and celiac disease in Massachusetts children
Celiac disease is more common among Massachusetts children born in the spring or summer, and this higher incidence could be related to the intersection of key seasonal and environmental factors, according to researchers at the Massachusetts General Hospital for Children.

Women might be at greater short-term risk of stroke following carotid stenting compared with carotid surgery
One of the largest randomized trials to examine the effectiveness of two stroke-prevention procedures for clearing blocked neck arteries (carotid stenosis) suggests that women are at more than double the short-term risk of stroke following carotid stenting compared with traditional surgery to remove the inner lining of the diseased blood vessel.

Graphene optical modulators could lead to ultrafast communications
UC Berkeley researchers have shown that graphene, a one-atom-thick layer of crystallized carbon, can be tuned electrically to modify the amount of photons absorbed.

In a genetic research first, Mayo Clinic turns zebrafish genes off and on
Mayo Clinic researchers have designed a new tool for identifying protein function from genetic code.

ASGE holds Crystal Awards Dinner as part of Digestive Disease Week
The American Society for Gastrointestinal Endoscopy will honor important contributions to the field of endoscopy during the seventh annual ASGE Crystal Awards on Sunday, May 8, 2011.

The brain performs visual search near optimally
In the wild, mammals survive because they can see and evade predators.

Does the central Andean backarc have the potential for a great earthquake?
The region east of the central Andes Mountains has the potential for larger scale earthquakes than previously expected.

Strides in identifying and improving screening practices and treatment for liver diseases
Research being presented at Digestive Disease Week shows that screening individuals for hepatitis C based on age instead of conventional risk factors may help increase detection rates as well as prevent liver disease.

50 years on, UK betting shops lure new breed of punters
Fifty years after legalization, the UK's betting shops are attracting a new type of customer.

iPhone can diagnose stroke: Study
New research from the University of Calgary's Faculty of Medicine shows that doctors can make a stroke diagnosis using an iPhone application with the same accuracy as a diagnosis at a medical computer workstation.

Celiac disease vaccine shows promising results in Phase I trial
The world's first potential vaccine for celiac disease has shown promising results for treating celiac disease in a Phase I clinical trial and is expected to move to Phase II trials within the next year.

Zombie ants have fungus on the brain
Tropical carpenter ants (Camponotus leonardi) are turned into
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