Brightsurf Science News & Current Events

May 10, 2005
Lack of sleep can affect athletic performance in teens
Adolescents who don't get enough sleep might be jeopardizing their athletic performance, and high school sports teams on the west coast may be at a disadvantage if they play east coast rivals, says Mary Carskadon, PhD, of the Bradley Hasbro Children's Research Center.

Kids at risk for lead poisoning don't get necessary testing
In the first population-based study of its kind, researchers from the University of Michigan Health System's Child Health Evaluation and Research Unit found that only 53.9 percent of children in Medicaid with elevated blood lead levels identified through screening got the necessary follow-up testing to prevent lead poisoning, and of those children, nearly half still had elevated blood lead levels.

Should the mental health evaluator decide child custody?
It's a controversial debate, with some arguing that the lack of empirical data in mental health evaluations should be evidence enough to keep them from influencing custody disputes.

'Environmentalism: Retrospect and Prospect' symposium to be held in Woods Hole on June 3
Five of the nation's most vigorous participants in science and public affairs will address the future of environmentalism on Friday, June 3, at the Woods Hole Research Center.

Researchers consider possible mechanistic links between obesity and asthma
Reports have shown that nearly 75 percent of emergency room visits for asthma have been among obese individuals and studies have shown that obesity pre-dates asthma.

Event showcases atomic resolution microscopy
A conference to commemorate the historical development of atomic resolution microscopy will be held June 15-17 at the Nittany Lion Inn on the University Park campus in State College.

New Medicare policy allows seniors access to Crystalens™
Eyeonics, Inc. today announced that the crystalens™ procedure can now be privately purchased by Medicare beneficiaries.

Research on antibiotics receives historical recognition
The discovery of streptomycin - the first effective pharmaceutical treatment for tuberculosis - will be designated a National Historic Chemical Landmark in a special ceremony at Rutgers University in New Brunswick, New Jersey, on May 24.

Stem cell treatment improves mobility after spinal cord injury
A treatment derived from human embryonic stem cells improves mobility in rats with spinal cord injuries, providing the first physical evidence that the therapeutic use of these cells can help restore motor skills lost from acute spinal cord tissue damage.

Fragile US vaccine system needs improvement despite dramatic gains in health over past century
A comprehensive system of vaccine development in the U.S. resulted in a reduction of 87 to more than 99 percent in illness from ten vaccine-preventable diseases during the twentieth century.

New mathematical model better describes transistor behavior
Penn State and Philips researchers have merged the best features of their respective approaches to produce a new mathematical model that describes the behavior of the MOS transistor in a wide class of integrated circuits found in the majority of electronic devices from computers to digital watches to communications systems.

Study suggests antibiotic may limit or prevent vision problems caused by diabetes
A Penn State College of Medicine study suggests that a common antibiotic called minocycline may slow or prevent diabetic retinopathy, a complication of diabetes that is the leading cause of blindness in people ages 20 to 74.

Purdue study finds races react differently to dietary salt, calcium
African-American and Caucasian adolescent girls handle sodium and calcium differently, which may help explain why the races have different rates of hypertension and osteoporosis, according to research at Purdue University.

UCI epilepsy researcher receives nation's top neuroscience prize
Ivan Soltesz, a UC Irvine School of Medicine neurobiologist who studies epilepsy, has received a Senator Jacob Javits Award in the Neurosciences, the nation's most prestigious prize for cutting-edge research on brain injuries and illnesses.

Liverpool placenta study could save lives
An important new study has been launched by the University of Liverpool and Liverpool Women's Hospital (LWH), to test a new treatment for 'retained placenta'- a condition where the placenta does not come out naturally after childbirth.

Research cruise to understand major changes in Atlantic
Scientists at the University of Liverpool are embarking on a research cruise to help them understand recent major changes in the temperature of the Atlantic.

NIAID awards first $27 million using new bioshield authorities
The National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health (NIH), has awarded 10 grants and 2 contracts totaling approximately $27 million to fund development of new therapeutics and vaccines against some of the most deadly agents of bioterrorism including anthrax, botulinum toxin, Ebola virus, pneumonic plague, smallpox and tularemia.

Ocean climate predicts elk population in Canadian Rockies
Mark Hebblewhite can look at specific climate statistics from the north Pacific Ocean and tell you how the elk are doing in Banff National Park.

Children with high blood lead levels often do not receive follow-up tests
Only about half of children who had an abnormal blood lead level screening had follow-up blood testing, according to an article in the May 11 issue of JAMA.

Three-fold risk of sudden cardiac death from some non-cardiac drugs
Non-cardiac drugs that interfere with the electrical activity controlling the heartbeat are associated with a three-fold risk of sudden cardiac death, according to Dutch research published (Wednesday 11 May) in Europe's leading cardiology journal, the European Heart Journal.

Magnetic stimulation treatment for depression helping difficult-to-treat cases at UT Southwestern
Barbara Baas ran away from home and tried to kill herself as a teenager.

News tips from the journal of Neuroscience
Human embryonic stem cells (hESCs) hold tremendous therapeutic promise, provided they can be harnessed to fulfill specific cellular or tissue functions.

UQ researcher journeys to the centre of the cell
The discovery of a fundamental new route into cells may lead to new methods of drug delivery and to a better understanding of viral infection.

High-capacity hydrogen storage for future vehicles, and the best angle for skipping stones
Advances in hydrogen storage for future vehicles and the best angle for skipping stones are among the findings reported in the American Physical Society journal Physical Review Letters.

Sensor warns of gastrointestinal problems
Dutch researcher Sebastiaan Herber has developed a sensor which can detect poor blood circulation in the stomach.

Arabic translation of doctoral thesis on Yemeni health workers
With the help of an NWO subsidy, the doctoral thesis of Dutch researcher Marina de Regt was recently translated into Arabic.

Earlier treatment of perinatal HIV associated with decreased HIV progression, better outcomes
In a study in the May 11 JAMA, earlier treatment of children with HIV infection with ART is associated with less HIV progression and improved survival rates.

Certain fish have a special mating preference
A biologist at Washington University in St. Louis has shown that for some fish species, females prefer males with larger sexual organs, and actually choose them for mating.

Natural electrical potential difference affects water transport in clay
Dutch Researcher Katja Heister investigated how electrical potential differences in clay layers influence the transport of salt and water through these.

Monkeys adapt robot arm as their own
Monkeys that learn to use their brain signals to control a robotic arm are not just learning to manipulate an external device, Duke University Medical Center neurobiologists have found.

Moluccan history of religion and social conflict
Dutch-sponsored researcher Farsijana Adeney-Risakotta analysed the dynamics of the conflict between Muslims and Christians in the Molucca Islands.

Researchers observe predictors of natural immunity to ovarian cancer
According to a new study reported in the May issue of Cancer Epidemiology, Biomarkers & Prevention, this unlikely pairing of unfortunate life events has a common thread: a protein called MUC1.

University of Manchester launches new anti-MRSA product
Scientists at The University of Manchester, along with healthcare product manufacturer Brimaid, have unveiled a new product which aims to aid hospitals in the fight against MRSA.

NASA'S Chandra S-ray observatory catches x-ray super-flares
New results from NASA's Chandra X-ray Observatory imply that X-ray super-flares torched the young Solar System.

ESA's Epidemio and Respond assist during Angolan Marburg outbreak
World Health Organisation personnel combating an Angolan outbreak of the lethal Marburg virus used high-resolution satellite-based urban maps provided through a pair of ESA-led activities.

Fat's fate depends on its source
A healthy metabolism requires a healthy dose of fat, suggests a new study.

Cassini finds new Saturn moon that makes waves
In a spectacular kick-off to its first season of prime ring viewing, which began last month, the Cassini spacecraft has confirmed earlier suspicions of an unseen moon hidden in a gap in Saturn's outer A ring.

World renowned social evolution theorist Robert Trivers to be honored
Robert L. Trivers, described as a social maverick and one of the most influential thinkers of the 20th century, has been elected a fellow in the American Academy of Arts and Sciences.

Digestive Disease Week® 2005 spotlights breakthrough research in digestive health
World-renowned scientists, physicians and academicians will gather to discuss the latest scientific developments in gastroenterology, hepatology, endoscopy and gastrointestinal (GI) surgery during Digestive Disease Week® 2005 (DDW), May 14-19 in Chicago.

Nurses receive new tool to help patients quit smoking
The U.S. Department of Health and Human Services (DHHS) unveiled a new clinical tool on May 10th designed to help nurses help patients stop smoking.

Lag-time often occurs before new treatments for pediatric HIV infection are used
There often is a short lag between the release of a new treatment for pediatric HIV infection and its implementation in the community, according to a study in the May 11 issue of JAMA.

Asymptomatic HIV-infected newborns may benefit from early drug treatment, Stanford study shows
Identifying and treating HIV-infected newborns is a race against the clock, according to a study from the Stanford University School of Medicine and Lucile Packard Children's Hospital.

Silicon solution could lead to a truly long-life battery
Using some of the same manufacturing techniques that produce microchips, researchers have created a porous-silicon diode that may lead to improved betavoltaics.

Scientists levitate heaviest elements with help from cold oxygen
Scientists at the University of Nottingham have successfully levitated diamond and some of the heaviest elements, including lead and platinum.

Excess liver gene protects against high-fat diet
A gene that senses fat in the liver can modulate the consequences of eating a high-fat, Western diet, new research published in the May issue of Cell Metabolism reveals.

Renewable energy can be a lot cheaper
Dutch energy policy is directed at 17 percent of electricity demand being covered by renewable energy sources by 2020.

Satellites monitoring dust storms linked to health risk
Medical researchers are using satellites to track massive dust storms blowing across Africa's Sahel belt.

Study: Americans willing to pay more for greater vaccine coverage
A new national web-based study from the University of Michigan Health System found that about 80 percent of adults would be willing to pay an additional $3 to $6 each month in health plan premiums to have their health insurance automatically cover newly recommended vaccines.

Shared computing grid cuts data mountains down to size
Although University of Wisconsin-Madison professors Wesley Smith and David Schwartz operate in completely different scientific spheres - one seeking to explore the fundamental properties of matter and the other trying to wrest free the secrets of the human genome - both have the same dilemma: They are awash in a sea of data.

ENERGY STAR®: Participants to receive awards
On May 11, the Honourable Larry Bagnell, Parliamentary Secretary to the Minister of Natural Resources and MP for Yukon, will present the ENERGY STAR® Market Transformation Awards to retailers, manufacturers and utility companies for innovation and leadership in promoting ENERGY STAR-qualified products in Canada.

Drug lowers inflammatory markers associated with risk for heart attack
A preliminary study suggests that use of a drug that inhibits a specific protein in patients with certain genetic variants that increase their risk for heart attack reduced their levels of inflammatory markers associated with heart attack risk, according to a study in the May 11 issue of JAMA.

DFG to fund 14 new research training groups
The number of funding proposals in the Research Training Group programme offered by the Deutsche Forschungsgemeinschaft (German Research Foundation, DFG) has tripled in the past two years.

Breast CT reaches clinical testing: May improve on mammography
A new breast screening technology that may be able to detect tumors earlier than mammography -- without the need for uncomfortable breast compression -- is being tested in patients at the University of California, Davis, Medical Center.

Genetic testing divides families
Patients are faced with a complex process when deciding to disclose genetic test results to their family members, as reported in a study published in the Journal of Nursing Scholarship.

Chemical engineer receives $264,000 to investigate ways to help plastic conduct electricity
Dr. Yueh-Lin (Lynn) Loo at The University of Texas at Austin has received a 2005 Young Investigator Award from the Arnold and Mabel Beckman Foundation to find ways to improve the ability of polyaniline to conduct electricity.

Is the vaccine industry ailing?
Recent shortages of vaccines, most recently the flu vaccine during the past winter, are not short-term glitches--they reflect long-term problems in the vaccine industry.

Past AACR president Susan B. Horwitz elected to National Academy of Sciences
Susan Band Horwitz, Ph.D., president of the American Association for Cancer Research in 2002-2003, was elected to the National Academy of Sciences last week.
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