Brightsurf Science News & Current Events

June 06, 2008
Helicopters with fuel cells
In the future, an unmanned helicopter will search for people trapped in fallen buildings or investigate contaminated terrain.

Cardiac devices and advanced heart failure: Are we selecting the wrong patients?
Patients with advanced heart failure may be receiving implantable cardiac devices that do not help them because they are too ill to benefit from the treatment -- a practice that is not only costly, but puts patients through unnecessary suffering.

New guidelines for treating resistant hypertension
Resistant hypertension, blood pressure that remains above goal despite taking three antihypertensive medications or high blood pressure that is controlled but requires four or more medications to do so, may benefit from specialized diagnostic and therapeutic treatment by health care providers according to guidelines issued by the American Heart Association and co-authored by UAB physicians.

Should medical researchers share their results with the volunteers in their studies?
Every year, thousands of Americans volunteer to take part in medical research studies.

UC research shows risk of ALS exposure in Gulf War veterans is time limited
A new study, led by researchers at the University of Cincinnati, says that cases of Amyotrophic Lateral Sclerosis among soldiers who served in the first Persian Gulf War were caused by certain events during their deployment to the war zone, meaning the exposure and illness is not as widespread as previously thought.

Measuring the footprint of cells
Researchers have devised a novel sensor that will enable human somatic cells to be identified on the basis of their characteristic locomotion pattern.

Funding for superbug spin-out
Procarta Biosystems, the company spun-out of the John Innes Center in 2007 to develop a technology designed to defeat antibiotic-resistant superbugs, has received significant seed funding.

Serotonin may affect our sense of fairness, scientists report
The neurotransmitter serotonin, which acts as a chemical messenger between nerve cells, plays a critical role in regulating emotions such as aggression during social decision-making.

Dinosaur diggers bring mobile lab, new techniques to Eastern Montana
Scientists who dig dinosaurs in Eastern Montana will now be able to chemically analyze fossils the same day they're excavated and before degrading begins.

Brain stem cells can be awakened, say Schepens scientists
Scientists at Schepens Eye Research Institute have identified specific molecules in the brain that are responsible for awakening and putting to sleep brain stem cells, which, when activated, can transform into neurons and repair damaged brain tissue.

Crystal clear savings for drug giants
Drug companies could save millions thanks to a new technology to monitor crystals as they form.

Goodbye to batteries and power sockets
A broken cable or a soiled connector? If a machine in a factory goes on strike, it could be for any of a thousand reasons.

Film content, editing, and directing style affect brain activity, NYU neuroscientists show
Using advanced functional imaging methods, New York University neuroscientists have found that certain motion pictures can exert considerable control over brain activity.

New technology enhances therapeutic potential of cord blood stem cells
A CD26 Inhibitor increases the efficiency and responsiveness of umbilical cord blood for bone marrow transplants and may improve care for blood cancer patients according to research from Rush University Medical Center being presented at the 6th Annual International Umbilical Cord Blood Transplantation Symposium, June 6-7, in Los Angeles.

Male bird at Smithsonian's National Zoo has special reason to celebrate Father's Day
How will the only male rhea at the Smithsonian's National Zoo spend Father's Day?

UAB study shows modified technique further reduces lung surgery pain
A simple variation in a surgical technique developed at the University of Alabama at Birmingham to reduce acute and chronic pain following lung surgery further reduces pain and helps return patients to normal activity quicker than the previous technique, according to a study published in the June issue of the Annals of Thoracic Surgery.

Mystery of infamous 'New England Dark Day' solved by tree rings
At noon, it was black as night. It was May 19, 1780, and some people in New England thought judgment day was at hand.

USC awareded $12.4 million to spearhead stroke survivors rehabilitation project
The University of Southern California is taking the lead to address rehabilitation therapy and how it can improve the quality of life for stroke survivors.

US and UK research centers launch major collaboration on atmospheric research, technology
National research centers in the United States and United Kingdom have signed a memorandum of understanding to collaborate more closely on atmospheric science and technology.

Sour comes after a lemon has gone
The research group led by Professor Makoto Tominaga and Research Assistant Professor Hitoshi Inada (National Institute for Physiological Sciences, Okazaki, Japan) found that a sour taste receptor, PKD1L3-PKD2L1 channel complex, could be activated by acid stimulus but opened gate only after the removal of acid stimulus.

Militant jihadists are inspired by night dreams, suggests research
The inspirational night dream, or ruya, is a fundamental, inspirational and even strategic part of the militant jihadist movement in the Middle East and elsewhere.

Sanford health seeks cure for type 1 diabetes
Sanford Health plans to invest $30 million over 5-7 years to find a cure for type 1 diabetes, partnering with Juvenile Diabetes research Foundation.

Circadian math: 1 plus 1 doesn't always equal 2
Like a wristwatch that needs to be wound daily for accurate time-telling, the human circadian system -- the biological cycles that repeat approximately every 24 hours -- requires daily light exposure to the eye's retina to remain synchronized with the solar day.

Brazil's biotech firms: From imitators to innovators in health-related products
The Canadian-based McLaughlin-Rotman Centre for Global Health, says Brazil has the scientific and market capacity to emerge as a major innovative player in health biotechnology.

Caltech scientists decipher the neurological basis of timely movement
Surprisingly, the way we interact with the world is not a simple matter of sensing and then reacting.

Higher co-payments reduce use of antidepressants
As they struggle to contain skyrocketing medication costs, health plans across the US have responded by implementing multi-tiered formularies requiring higher copayments for

ACCORD clinical trial publishes results
Intensively targeting blood sugar to near-normal levels in adults with type 2 diabetes at especially high risk for heart attack and stroke does not significantly reduce the risk of major cardiovascular events, such as fatal or nonfatal heart attacks or stroke, but increases risk of death, compared to standard treatment.

Adult stem cell findings offer new hope for Parkinson's cure
Research released today provides evidence that a cure for Parkinson's disease could lie just inside the nose of patients themselves.

Forum to focus on math and mechanics behind life processes
Developing fundamental math and mechanics to explain life processes like embryo development, cellular migration and growth could open doors to a new frontier in biology, many researchers say.

Scientific information largely ignored when forming opinions about stem cell research
When forming attitudes about embryonic stem cell research, people are influenced by a number of things.

Weight gain may be healthy when it comes to type 1 diabetes
Gaining body fat may be a good thing, at least for people with type 1 diabetes, say University of Pittsburgh researchers.

US IEEE members to report on Sci-Tech at California newspapers
Two IEEE-USA Engineering Mass Media Fellows, Wendy Hansen and Maddalena Jackson, are writing news stories on science, engineering and technology as part of a 10-week internship from June to August at the Los Angeles Times and Sacramento Bee, respectively.

MRI useful and reliable in surgical planning of patients with rectal cancer
3T MRI can accurately stage, and help surgeons plan sphincter-sparing surgery in patients with rectal cancer, according to a recent study conducted by researchers at Qilu Hospital of Shandong University in Shandong, China.

Microspheres to carry hydrogen, deliver drugs, filter gases and detect nuclear development
Porous glass microspheres developed at the Savannah River National Lab can be filled with absorbents to store gas and other materials.

National Science Foundation funds research addressing enduring questions of life
Four new studies addressing basic questions about how life originated and has evolved will be supported by the National Science Foundation's Division of Environmental Biology.

USC researchers identify gene that regulates glucose levels and increases risk for diabetes
Researchers at the University of Southern California have helped identify a genetic variant that regulates glucose levels and also increases the risk of type 2 diabetes. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to