Brightsurf Science News & Current Events

June 22, 2009
Owning too much company stock puts workers' retirement at risk
Congress should ban employer stock from company-sponsored retirement plans to spare workers the risk of putting too much of their nest eggs in one basket, a new study by a University of Illinois legal expert says.

Deaths from heart disease in Canada decreased 30 percent: 10-year national study
Rates of death and hospital admissions for cardiovascular disease declined 30 percent over a 10-year period in Canada, according to a new study in CMAJ, pointing to successful efforts to prevent heart disease, the leading cause of death globally.

Largest carnivorous dinosaur tooth in Spain described
Researchers from the Teruel-DinĂ³polis Joint Palaeontology Foundation have compared an Allosauroidea tooth found in deposits in Riodeva, Teruel, with other similar samples.

Caucasians are at higher risk of developing Ewing's sarcoma than other races
The largest analysis of its kind has found that Caucasians are much more likely than people in other racial/ethnic groups to develop a rare bone and soft tissue cancer called Ewing's sarcoma.

Fruit fly steps in to fight human disease
VIB scientists have successfully introduced genes coding for a variant of the Charcot-Marie-Tooth (CMT) disease, into fruit flies.

Close relationship between past warming and sea-level rise
Scientists from the National Oceanography Centre, Southampton, along with colleagues from Tuebingen and Bristol have reconstructed sea-level fluctuations over the last 520,000 years.

Successful neurosurgery with transcranial MR-guided high-intensity focused ultrasound
The Magnetic Resonance Center of the University Children's Hospital Zurich has achieved a world first break through in MR-guided, noninvasive neurosurgery.

Obsidian 'trail' provides clues to how humans settled, interacted in Kuril Islands
Archaeologists have used stone tools to answer many questions about human ancestors in both the distant and near past and now they are analyzing the origin of obsidian flakes to better understand how people settled and interacted in the inhospitable Kuril Islands.

Beyond CO2: Study reveals growing importance of HFCs in climate warming
Some of the substances that are helping to avert the destruction of the ozone layer could increasingly contribute to climate warming, according to scientists from NOAA's Earth System Research Laboratory and their colleagues in a new study published today in the journal Proceedings of the National Academy of Sciences.

Competition may be reason for bigger brain
For the past 2 million years, the size of the human brain has tripled, growing much faster than other mammals.

University of Hawaii at Manoa professor co-authors article about weight and relationships
Dr. Janet D. Latner, an Associate Professor of Psychology at the University of Hawaii at Manoa, has co-authored an article in the July 2009 edition of the Journal of Sex and Marital Therapy on

Zero in on ozone with fluorescent solution that detects harmful molecule in air and body
Researchers at the University of Pittsburgh have developed a fluorescent substance that glows bright green when exposed to even minute amounts of ozone in the air and in biological samples such as human lung cells.

JCI table of contents: June 22, 2009
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published June 22, 2009, in the JCI: Gpx5: sperm shouldn't leave the testes without this protein; figuring out who will benefit most from a new therapy for multiple sclerosis; and trapping immune cells in the uterus prevents anti-fetal immunity.

Physicians frequently fail to inform patients about abnormal test results
New research shows that physicians failed to report clinically significant abnormal test results to patients -- or to document that they had informed them -- in one out of every 14 cases of abnormal results.

Prostate Cancer Translational Research in Europe meeting: Search for biomarkers continues
Collaboration in prostate cancer translational research in Europe is not only vital to sustain the progress achieved in recent years but also to streamline current efforts between researchers and clinicians and avoid duplication or overlaps.

Underground cave dating from the year 1 A.D. exposed in Jordan Valley
An artificial underground cave, the largest in Israel, has been exposed in the Jordan Valley in the course of a survey carried out by the University of Haifa.

Inflammation markers linked more with fatal than nonfatal cardiovascular events in elderly
A study published this week in the open-access journal PLoS Medicine shows that for elderly people at risk of cardiovascular disease, the presence of inflammatory markers in the blood can identify that an individual is at a higher risk of a fatal rather than a nonfatal heart attack or stroke.

Midget plant gets makeover
A tiny plant with a long name helps researchers design new crops to help meet increasing demands for food, biofuels, industrial materials and new medicines.

Susan E. Gardiner receives ASHS Outstanding International Horticulturist Award
Susan E. Gardiner has received the ASHS Outstanding International Horticulturist Award from the American Society for Horticultural Science.

Disney elevates heterosexuality to powerful, magical heights
In the world of Disney, falling in heterosexual love can break a spell, save Christmas, change laws, and stop wars.

Carb synthesis sheds light on promising tuberculosis drug target
A fundamental question about how sugar units are strung together into long carbohydrate chains has also pinpointed a promising way to target new medicines against tuberculosis.

Higher drinking age linked to less binge drinking ... except in college students
New research from Washington University School of Medicine in St.

Faculty of 1000 praised by Wellcome Trust
The Wellcome Trust has used Faculty of 1000 evaluations to monitor the success of their funding support.

How can the world's fisheries be sustainable?
A new study published in this week's issue of PLoS Biology provides the first global evaluation of how management practices influence fisheries' sustainability.

Bypass surgery has long-term benefits for children with Kawasaki disease
Coronary artery bypass surgery provides

Potent metastasis inhibitor identified
Researchers at Children's Hospital Boston have isolated a potent metastasis inhibitor produced by tumor cells, one that could potentially be harnessed as a cancer treatment.

Study finds cancer is the second most frequent cause of death in individuals with schizophrenia
People with schizophrenia die from cancer four times as often as people in the general population.

Music may have a future role in heart and stroke patient rehab
Researchers find evidence that music can synchronize with and influence the cardiovascular system.

Brain represents tools as temporary body parts, study confirms
Researchers have what they say is the first direct proof of a very old idea: that when we use a tool -- even for just a few minutes -- it changes the way our brain represents the size of our body.

Toxic molecule may help birds 'see' north and south
Researchers at the University of Illinois report that a toxic molecule known to damage cells and cause disease may also play a pivotal role in bird migration.

CERN reports on progress toward LHC restart
At the 151st session of the CERN Council today, CERN Director General Rolf Heuer confirmed that the Large Hadron Collider remains on schedule for a restart this autumn, albeit about two to three weeks later than originally foreseen.

Fighting TB might be a matter of 'flipping a switch' in immune response
Scientists are focusing on a new concept in fighting airborne pathogens by manipulating what is called the

Carnegie Mellon algorithm charts evolution of genetic networks during fruit fly life cycle
A new algorithm developed by Carnegie Mellon University computer scientists has revealed for the first time how genetic networks in the fruit fly, Drosophila melanogaster, evolve during the insect's life cycle.

Larvae shun the light
Drosophila larvae avoid light during the foraging stage of their development.

Gpx5: Sperm shouldn't leave the testes without this protein
Researchers have identified a protein that helps protect immature mouse sperm from oxidative stress.

Chances of surviving rare pregnancy-related tumor depends on how long before presentation the related pregnancy occurred
The chances of surviving placental-site trophoblastic tumors -- malignant tumors usually presenting months to years after pregnancy -- depends on how long ago the related pregnancy took place.

Geographic profiling applied to track hunting patterns of white sharks in South Africa
A paper coming out in the Journal of Zoology describes the use of geographic profiling to examine the hunting patterns of white sharks of the coast of South Africa.

Coral face 'a stormy future'
As global warming whips up more powerful and frequent hurricanes and storms, the world's coral reefs face increased disruption to their ability to breed and recover from damage.

More patients across the world lowering 'bad' cholesterol
More people in the past decade have lowered their level of

Intensive in-hospital support doubles likelihood of smoking cessation in heart patients
Patients admitted to hospital with coronary artery disease are twice as likely to quit smoking after receiving intensive smoking cessation support compared to minimal support, found a new study in CMAJ.

Treating lazy eyes with a joystick
Researchers at Tel Aviv University have developed a computer game therapy that is now ready for treating adults.

Citizens in 34 countries show implicit bias linking males more than females with science
Implicit stereotypes -- thoughts that people may be unwilling to express or may not even know that they have -- may have a powerful effect on gender equity in science and mathematics engagement and performance, according to a new study published this week in the Proceedings of the National Academy of Sciences.

Older men with breathing problems during sleep more likely to have irregular heartbeats
Increasingly severe sleep-related breathing disorders in older men appear to be associated with a greater risk of abnormal heart rhythms (arrhythmias), according to a report in the June 22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Leading scientists and scholars urge action on climate issues
In an open letter addressed to President Barack Obama and the US Congress, 20 leading scientists and scholars assert that the currently stated objectives in limiting the climatic disruption are grossly inadequate and urge the nation's leadership to take clear leadership towards meet the objectives of the 1992 Framework Convention on Climate Change, steps necessary to avert a

Statins can protect against Alzheimer's disease, according to new study
High cholesterol levels are considered to a risk factor not only for cardiovascular disease, but also for the development of Alzheimer's disease.

Bioengineers develop a microfabricated device to measure cellular forces during tissue development
A Penn-led collaboration studying the physical forces generated by cells has created a tiny micron-sized device that measures and manipulates cellular forces as assemblies of living cells reorganize themselves into tissues.

Fish protein link to controlling high blood pressure -- new study
Research investigates promising alternatives to tackle chronic illnesses.

Rice computing pioneer wins IEEE Computer Society award
Rice University computer scientist Krishna Palem, who also heads the Institute for Sustainable Nanoelectronics at Nanyang Technological University in Singapore, has won the prestigious 2008 W.

Unspoken memories of Holocaust survivors find silent and nonpathological expression
Aspects of knowing about a parent's or grandparent's Holocaust experiences and traumas are transmitted to other members of the family through unspoken and sometimes unintentional behaviors in the home.

Couples' treatment for sexual problems on the agenda for sexual medicine experts
Couples' treatment for sexual problems and other innovative approaches to improving sexual health for men and women are on the agenda of sexual medicine experts.

Springer launches MyCopy service for eBook users
Following the successful completion of the MyCopy pilot project, the specialist publishing group Springer Science+Business Media has, with immediate effect, extended this eBook service to all academic libraries in the United States and Canada that have purchased Springer eBook Collections.

54-million-year-old skull reveals early evolution of primate brains
Researchers at the University of Florida and the University of Winnipeg have developed the first detailed images of a primitive primate brain, unexpectedly revealing that cousins of our earliest ancestors relied on smell more than sight.

UK's 'taste dialects' defined for the first time
Where we are born not only determines how we speak, but also how we taste our food and drink.

Better looks at Mars minerals for ASU instrument on NASA's Mars Odyssey orbiter
A new orbit at an earlier time of day is increasing the sensitivity and efficiency of ASU's THEMIS multiband camera on NASA's Mars Odyssey spacecraft.

Adults with asthma not getting their flu shots
Because of increased risk of complications from influenza, vaccination of adults and children with asthma is recommended by the Advisory Committee on Immunization Practices.

American Chemical Society's Weekly Presspac -- June 17, 2009
The American Chemical Society Weekly Press Package with reports from 34 major peer-reviewed journals on chemistry, health, medicine, energy, environment, food, nanotechnology and other hot topics.

UCF team's advanced nerve cell system could help cure diabetic neuropathy, related diseases
University of Central Florida researchers have created the first lab-grown motor nerves that are insulated and organized the same way they are in the body.

Nickel isotope may be methane producing microbe biomarker
Nickel, an important trace nutrient for the single cell organisms that produce methane, may be a useful isotopic marker to pinpoint the past origins of these methanogenic microbes, according to Penn State and University of Bristol, UK, researchers.

Some patients are not notified of abnormal test results
Primary care clinicians and their staff appear to fail to inform some patients, or to fail to document informing patients, about abnormal results on outpatient medical tests, according to a report in the June 22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Alterations in brain's white matter key to schizophrenia, UCLA study shows
In the first study of its kind, UCLA researchers used a novel form of brain imaging to discover that white matter in the brains of adolescents at-risk of developing schizophrenia does not develop at the same rate as healthy people.

Less frequent social activity linked to more rapid loss of motor function in older adults
Researchers at Rush University Medical Center have found that, among the elderly, less frequent participation in social activities is associated with a more rapid decline in motor function.

Study: Bankruptcy rates reflect policy, not people
What do high bankruptcy rates in states like Tennessee and Utah tell us about the people that live in those places?

Less frequent social activity may be associated with motor function decline in older adults
Among older adults, less frequent participation in social activity is associated with a more rapid rate of motor function decline, according to a report in the June 22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

On HIV Testing Day, HIVMA calls for health care reform to make testing routine every day
This Saturday, June 27, HIV Testing Day, the HIV Medicine Association urges everyone to get tested for HIV, a vital step in linking people to lifesaving care and reducing the spread of new infections.

Major study highlights weight differences among 3- to 19-year-olds with type 1 and 2 diabetes
A major US study of 3- to 19-year-olds has provided vital data on the weight problems faced by the growing number of children and young people with type 1 diabetes.

NPL helps develop unique new calibration tool for radio frequencies
A scientist from the National Physical Laboratory has helped Fluke Precision Measurement to prove the effectiveness of a unique new tool for calibrating radio frequency devices.

Tumor suppressor gene in flies may provide insights for human brain tumors
In the fruit fly's developing brain, stem cells called neuroblasts normally divide to create one self-renewing neuroblast and one cell that has a different fate.

'Green' fireworks may brighten eco-friendly 4th of July displays in future
With millions of people in the United States eagerly awaiting those July 4 fireworks displays -- and our Canadian neighbors doing likewise for their July 1 Canada Day celebrations -- here's a prospect for those light shows of the future likely to ignite a smile on Mother Nature's face: A new generation of

Carnegie Mellon's Kris Matyjaszewski recieves EPA's Presidential Green Chemistry Challenge Award
Krzysztof Matyjaszewski, a chemistry professor at Carnegie Mellon University, will receive the 2009 Presidential Green Chemistry Challenge Award from the US Environmental Protection Agency at a ceremony at 5:30 p.m., Monday, June 22, at the Carnegie Institution of Washington.

Targeting helpers of heat shock proteins could help treat cancer, cardiovascular disease
Dissecting how heat shock protein 90 gets steroid receptors into shape to use hormones like estrogen and testosterone could lead to targeted therapies for hormone-driven cancers, such as breast and prostate, that need them as well, Medical College of Georgia researchers say.

New electron microscopy images reveal the assembly of HIV
Scientists at the European Molecular Biology Laboratory and the University Clinic Heidelberg, Germany, have produced a three-dimensional reconstruction of HIV, which shows the structure of the immature form of the virus at unprecedented detail.

Policy transparency key to saving world's fisheries
The sustainability of fisheries depends on the transparency with which coastal states incorporate scientific advice into policies, reports a study led by researchers at Dalhousie University in Halifax, Nova Scotia, and published in the journal PLoS Biology.

SMOS and Proba-2 launch rescheduled for November
Following an agreement between ESA, Krunichev Space Centre and Eurockot Launch Services, ESA's next Earth Explorer mission SMOS and a secondary payload, the technology demonstrator Proba-2 satellite, will now launch on Nov.

Total knee replacement appears cost-effective in older adults
Total knee replacement (arthroplasty) appears to be a cost-effective procedure for older adults with advanced osteoarthritis, according to a report in the June 22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Drinking milk in the morning may help stave off lunchtime hunger
Now there's a new reason for the weight-conscious to drink fat free milk at breakfast time, suggests a new study published in the July issue of the American Journal of Clinical Nutrition.

Subseafloor sediment in South Pacific Gyre
An international oceanographic research expedition to the middle of the South Pacific Gyre found so few organisms beneath the seafloor that it may be the least inhabited sediment ever explored for evidence of life.

Pesticide susceptibility in children lasts longer than expected
UC Berkeley researchers recommend that the US EPA re-evaluate current standards for pesticide exposure in light of a new study finding that children's increased vulnerability to pesticides lasts much longer than expected.

Green Chemistry Awards announced
The 2009 Presidential Green Chemistry Challenge Awards winners were announced today.

Dad's early connection with child 'writes script' for later school involvement
When a dad changes diapers and makes pediatrician's appointments, he's more likely to stay interested and involved when his child makes the transition to school, said a new University of Illinois study that explores the role of parent involvement on student achievement. 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