Brightsurf Science News & Current Events

December 06, 2010
2 studies provide insight into stroke risk and prevention in young sickle cell anemia patients
Monthly blood transfusions combined with daily medication to remove the resulting excess iron remains the best approach for reducing the risk of recurrent strokes in young patients with sickle cell anemia, according to a preliminary analysis of a multicenter trial that includes St.

People with severe mental illness 12 times more likely to commit suicide
People with psychotic disorders, such as schizophrenia or bipolar disorder, are 12 times more likely to commit suicide than average, according to research released today by King's Health Partners.

Montana State University paleontologist receives major award for protecting fossils on federal land
A Montana State University paleontologist who worked more than 17 years on national legislation to protect dinosaur fossils on federal land has received the Gregory Award for outstanding service to the field of paleontology.

Lesbian, gay and bisexual teens singled out for punishment
Lesbian, gay and bisexual (LGB) adolescents are about 40 percent more likely than other teens to be punished by school authorities, police and the courts, according to a study by Yale University researchers.

Study finds family acceptance of LGBT youth protects against depression, substance abuse, suicide
Researchers have established a clear link between accepting family attitudes and behaviors towards their lesbian, gay, bisexual and transgender (LGBT) children and significantly decreased risk and better overall health in adulthood.

Shy trout size it up
Personality is not just a feature unique to humans and pets.

Sumatran 'tiger map' reveals tiger population higher than expected
Scientists have created the highest resolution map of the Sumatran tiger distribution ever produced, revealing that the island now hosts the second largest tiger population on earth.

Sports participation does not guarantee that children get enough physical activity
Only about one-fourth of children participating in organized sports -- such as baseball, softball or soccer -- receive the government-recommended amount of physical activity during team practices, according to a report posted online today that will appear in the April 2011 print issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Eutrophication makes toxic cyanobacteria more toxic
Continued eutrophication of the Baltic Sea, combined with an ever thinner ozone layer, is favouring the toxic cyanobacterium Nodularia spumigena, reveals research from the University of Gothenburg, Sweden.

Optics Express focus issue on chalcogenide photonics: Fabrication, devices and applications
Recent progress in chalcogenide glass photonics has been driven by scientific and technological challenges in a variety of areas.

Fleshing out the life histories of dead whales
Dead whales that sink down to the seafloor provide a feast for deep-sea animals that can last for years.

Scientists find gene linked to congenital heart defect
A gene that can cause congenital heart defects has been identified by a team of scientists, including a group from Princeton University.

Personalized vaccine for lymphoma patients extends disease-free survival by nearly 2 years
A personalized vaccine is a powerful therapy to prevent recurrence among certain follicular lymphoma patients, according to the latest results of ongoing research led by the University of Pennsylvania School of Medicine.

Study reveals how taking an active role in learning enhances memory
Good news for control freaks! New research confirms that having some authority over how one takes in new information significantly enhances one's ability to remember it.

Dartmouth receives $2 million grant for children's health research center
Dartmouth recently received a $2 million pilot grant to fund the new Children's Environmental Health and Disease Prevention Center at Dartmouth.

Sweden's first doctoral thesis in accounting law presented
Researcher Kjell Johansson at the University of Gothenburg, recently presented Sweden's first doctoral thesis in accounting law.

Brand recognition can help hotels survive economic downturns
Brand-named hotels fare better than independently operated properties in economic downturns, according to a team of international researchers.

Researchers: Include data about societal values in endangered species decisions
The US Fish and Wildlife Service is excluding significant research findings about human threats to protected species, researchers argue, even when the law governing the agency's actions requires the use of all relevant data in determining whether species need protection from extinction.

New microscopic life aboard the RMS Titanic
A brand-new bacterial species has been found aboard the RMS Titanic, which is contributing to its deterioration.

Combating drug-resistant bacteria goal of clinicians, researchers
Health care professionals are continually seeking to optimize how they combat drug-resistant infections.

Exposure to death and dying can have a positive impact
Exposure to death and dying does not negatively affect palliative and hospice care professionals and can actually have positive benefits, states an article in CMAJ.

New book on 100 years of Illinois birds
A survey of Illinois birds was conducted in 1906 and again in 1956.

New tool in the early detection of bowel disease
An international team of researchers led by the University of East Anglia have developed a new kind of endoscope to aid the early detection and diagnosis of inflammatory bowel disease.

Why married men tend to behave better
In the December issue of the Archives of General Psychiatry, online today, MSU's S.

ASGE recognizes 57 endoscopy units for quality and safety as part of its Endoscopy Unit Recognition Program
The American Society for Gastrointestinal Endoscopy has recognized 57 endoscopy units as part of its program specifically dedicated to promoting quality in endoscopy, in all settings where it is practiced in the United States.

George W. Sledge, Jr., M.D., honored for international contributions to breast cancer research
George W. Sledge Jr., M.D., a nationally recognized pioneer in the development of novel therapies for breast cancer, will receive the 2010 William L.

Illinois study: Ginseng just got better -- not as bitter
University of Illinois scientists have learned to mask the bitterness of ginseng, a common ingredient of energy drinks.

The worm that turned on heavy metal
Researchers in South America have studied the viability of using earthworms to process hazardous material containing high concentrations of heavy metal for the bioremediation of old industrial sites, landfill and other potentially hazardous areas.

JCI online early table of contents: Dec. 6, 2010
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, Dec.

Stress and neck pain more common in women than men
Neck pain is more common in women than men, irrespective of occupation or age.

Fledgling ecosystem at Chicken Creek lets scientists observe how soil, flora and fauna develop
How do ecosystems develop? A unique project could provide answers.

Nonscientific portrayal of the Israel-Palestine conflict in Swedish textbooks
The portrayal of the conflict between Israel and Palestine in lower secondary school textbooks is presented on the basis of ideological assumptions without any adequate basis in research or the curriculum's objective of a critical approach, reveals a thesis from the University of Gothenburg, Sweden.

The taster in your water line
Although drinking water is monitored more strictly than almost anything, our water supply network is still not immune to accidents, wear and tear or targeted attacks.

Exposure to more diverse objects speeds word learning in tots
Two toddlers are learning the word

UBC and the Nippon Foundation launch $13-million research program to predict the future of oceans
University of British Columbia researchers today launched a $13-million, nine-year research program with Japan's Nippon Foundation to study the future of the world's oceans and to monitor the impact of human activities on seafood resources.

Starting dialysis too early can increase risk of death
Patients who are starting dialysis too early are at an increased risk of death, found an article in CMAJ.

NIH-sponsored panel issues comprehensive US food allergy guidelines
An expert panel sponsored by the National Institute of Allergy and Infectious Diseases, part of the National Institutes of Health, has issued comprehensive US guidelines to assist health care professionals in diagnosing food allergy and managing the care of people with the disease.

Depression treatment rates increase over past decade, but psychotherapy declines
The rate of depression treatment increased between 1998 and 2007 but at a slower rate than during the previous decade, and the percentage of patients treated with psychotherapy continued to decline, according to a report in the December issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Social relationships in animals have a genetic basis, UCLA biologists report
The ability to tolerate aggression is partly genetic, UCLA life scientists report in the first study to demonstrate a genetic component to a social network trait in a non-human population.

Early safety results promising for Phase I/II trial of gene therapy treatment of hemophilia B
Vector-gene combination developed at St. Jude Children's Research Hospital and UCL is central to latest clinical trial of gene therapy as a possible tool to provide long-term relief from disabling bleeds.

Profiling based on mobile, online behavior: A privacy issue
It's illegal for businesses and law enforcement to profile a person based on their race, gender or ethnicity, yet millions of Americans are being profiled every day based on their online consumer behavior and demographics.

Psychotic-like symptoms associated with poor outcomes in patients with depression
Among patients with depression, the presence of many aspects of illness which may be associated with bipolar disorder does not appear to be associated with treatment resistance -- evidence against the common hypothesis that some cases of difficult-to-treat depression are actually unrecognized bipolar disorder, according to a report posted online today that will appear in the April 2011 print issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Europe leads the way to high-performance computing
The ITEA ParMA project brought together European computer specialists to enable the development of an integrated set of programming methods required to harness the power of the latest multicore processor architectures essential for European research and industrial production.

Penn study on skin formation suggests strategies to fight skin cancer
Researchers discovered that a pair of enzymes called HDACs are critical to the proper formation of mammalian skin.

Learning the language of bacteria
Bacteria are among the simplest organisms in nature, but many of them can still talk to each other, using a chemical

DFG establishes 10 new research training groups
In order to further strengthen the position of early career researchers in Germany, the Deutsche Forschungsgemeinschaft is establishing 10 new research training groups.

Alpha-2 integrin: A protein predictor of tumor spread?
Researchers, publishing in the Journal of Clinical Investigation, have generated data that lead them to suggest that decreased expression of the protein alpha-2 integrin is predictive of tumor dissemination to distant sites and decreased survival in individuals with either breast or prostate cancer.

NIH scientists identify mechanism responsible for spreading biofilm infections
Scientists from the National Institutes of Health have discovered how catheter-related bacterial infection develops and disseminates to become a potentially life-threatening condition.

Low-dose aspirin reduces death rates from range of cancers by between 20 and 30 percent
The London School of Hygiene & Tropical Medicine has contributed to a study showing that a low dose of aspirin reduces the occurrence of several common cancers.

University of Houston student receives Marshall Memorial Fellowship
The German Marshall Fund of the United States has announced John Boerstler, a graduate student in the masters of public administration program at the University of Houston, as one of the 44 emerging leaders awarded the prestigious Marshall Memorial Fellowship for 2011.

Training the computer scientists of the future
Computer scientists of the future will benefit from top of the range doctoral teaching at a new facility at the University of Manchester.

Social stress leads to atherosclerosis
Studies on genetically engineered mice show that social stress activates the immune system and accelerates the development of atherosclerosis.

Early physical therapy for low back pain associated with less subsequent health care utilization
The American Physical Therapy Association is pointing to a new study on low back pain in Medicare patients in its efforts to encourage the newly established Center for Medicare and Medicaid Innovation to promptly launch a demonstration project on direct access to physical therapist services that was recommended in the recent health reform law.

Infected prosthetic knees cause problems
Last year 12,700 knee replacement operations were carried out in Sweden.

New NIH grant helps MU scientist get to the heart of muscular dystrophy
A new $2.1 million grant from the National Institutes of Health will help develop a treatment that prevents heart muscles from weakening as a result of Duchenne muscular dystrophy.

Have restless legs syndrome during pregnancy? It may reappear later on
Women with transient restless legs syndrome (RLS) during pregnancy appear to be at a higher risk of developing a chronic form of RLS later in life or have the same symptoms during future pregnancies, according to new research published in the Dec.

JAK inhibitors producing significant response in myelofibrosis patients
Two janus kinase inhibitors are substantially improving treatment of myelofibrosis in patients, say Mayo Clinic researchers who are presenting results of several clinical trials at the 52nd annual meeting of the American Society of Hematology Dec.

UNC expert: Combining exenatide with insulin may be 'best result ever' for diabetes patients
A new study finds that combining the newer diabetes drug exenatide with insulin provides better blood sugar control in patients with type 2 diabetes than insulin alone and helps promote weight loss.

Drug prevents post-traumatic stress syndrome
Post-traumatic stress syndrome affects nearly 8 million people in the United States and is hard to treat.

Forest pests accumulating despite regulations
A study published in BioScience finds that non-indigenous forest pests continue to establish in the United States with regularity, despite regulatory efforts, with many of the arrivals causing large economic and other losses.

Fewer guessing games for lung cancer patients
A study published in the December issue of The Journal of Nuclear Medicine identified positron emission tomography/computed tomography scans as a potentially useful tool for predicting local recurrence in lung cancer patients treated with radiofrequency ablation (RFA).

A flu vaccine that lasts
The costly, time-consuming process of making, distributing and administering millions of seasonal flu vaccines would become obsolete if researchers could design a vaccine that confers decades-long protection from any flu virus strain.

Missouri grapes hold key to improving world grape production
Researchers at the University of Missouri are working to identify valuable genes from the Norton grape for eventual transfer into other grapes to make them less susceptible to mildew, decrease fungicide use and increase world-wide grape production.

Warring Greeks find peace in ancient Egypt
Naukrtis, a Greek trade city in Egypt's Nile Delta region, has long fascinated archaeologists and historians.

How bacteria get from catheter to patient
Patients in hospitals can develop infections as a result of contamination of indwelling medical devices such as catheters with bacteria that are normal inhabitants of the skin of the patient or health care personnel.

Ravenous foreign pests threaten national treasures
Foreign pests are eating their way through our national forests, destroying majestic scenery and costing taxpayers millions of dollars.

Measuring air-sea exchange of carbon dioxide in the open ocean
A team led by scientists at the National Oceanography Centre have measured the air-sea exchange of carbon dioxide in the open ocean at higher wind speed then anyone else has ever managed.

AgriLife researchers find way to cut food-irradiation levels by half
A team of Texas AgriLife Research engineers has developed a way to cut by as much as half the amount of irradiation needed to kill 99.999 percent of salmonella, E. coli and other pathogens on fresh produce.

Study identifies drug resistance of CLL in bone marrow and lymph nodes
In research to be presented at the American Society of Hematology annual meeting, investigators at Dana-Farber Cancer Institute in Boston offer a new explanation of why chronic lymphocytic leukemia (CLL) tends to recur in the lymph nodes and bone marrow after being cleared from the bloodstream by chemotherapy.

Pure nanotube-type growth edges toward the possible
New research at Rice University could ultimately show scientists the way to make batches of nanotubes of a single type.

Ban electronic cigarettes until safety concerns are addressed, say researchers
Regulatory authorities should consider banning electronic cigarettes until safety concerns have been addressed, concludes research published online in Tobacco Control.

Teens who perpetrate dating violence also likely to perpetrate violence involving siblings or peers
Dating violence among adolescents is common and those who physically assault dating partners are also likely to have perpetrated violence involving siblings and peers, according to a report in the December issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Preventing gridlock -- developing next-generation Internet infrastructure
To keep pace with society's ever increasing data-transmission requirements, a new project funded under the EU 7th Framework Program, is set to develop the next-generation Internet infrastructure to enhance the capacity of broadband core networks providing increased bandwidth of 100 times current capacity.

Using new materials to make more reliable nanoelectromechanical systems
Researchers at Northwestern University, the Center for Integrated Nanotechnologies at Sandia and Los Alamos National Laboratories and Binghamton University have found a way to dramatically improve the reliability of carbon nanotube-based nanoelectromechanical systems.

Rice physicists help unravel mystery of repetitive DNA segments
With new tools that can grab individual strands of DNA and stretch them like rubber bands, Rice University scientists are working to unravel a mystery of modern genomics.

Color test predicts response to hypnotherapy
When people with irritable bowel syndrome were asked to relate their mood to a color, those choosing a positive color were nine times more likely to respond to hypnotherapy than those who chose a negative color or no color at all.

Parkinson's drug could treat restless leg syndrome
A drug prescribed for Parkinson's disease may also treat restless leg syndrome without the adverse side effects of current therapies, Medical College of Georgia researchers say.

A DEDD cert to support embryo development
Before the placenta is established, a structure that is key to supporting embryonic development forms in the uterus.

EMBO Installation Grants help 6 scientists set up in Europe
Six life science researchers will receive the 2010 EMBO Installation Grants, assisting them to relocate and set up their research groups in the Czech Republic, Poland, Portugal and Turkey.

Improving children's diets using behavior change video games shows promise
Obesity in youngsters has risen dramatically in recent decades. Fruit and vegetable consumption and increased water intake can lower the risk of obesity, as can increased physical activity, but it is not always easy to convince children to eat better and exercise more.

Scientists announce discovery of first horned dinosaur from South Korea
Scientists from South Korea, the United States and Japan analyzed fossil evidence found in South Korea and published research describing a new horned dinosaur.

Report finds K-12 computer science education declining
Computer-related technology is increasingly driving the US economy, yet computer science education is scant in most American elementary and secondary school classrooms and the number of introductory and Advanced Placement courses in computer science has actually declined in the last five years, according to a report released this fall.

Researchers discover a way to delay Christmas tree needle loss
Researchers at Laval University, in collaboration with Nova Scotia Agricultural College, have discovered what causes Christmas tree needles to drop off, and how to double the lifespan of Christmas trees in homes.

Challenging HIV through social networking
Tapping into young people's use of online social networks presents health agencies with a powerful opportunity to help control the rise in HIV and other sexually transmitted infections in homeless youth in Los Angeles.

Metabolism models may explain why Alzheimer's disease kills some neuron types first
Bioengineers from the University of California, San Diego developed an explanation for why some types of neurons die sooner than others in the brains of people with Alzheimer's disease.

Sex, race, place of residence influence high blood pressure incidence
High blood pressure incidence may help to explain racial and geographic differences in the number of deaths from heart disease and stroke.

Rosenstiel School student wins best student poster award
Mandy Karnauskas, a graduate student at the Rosenstiel School of Marine & Atmospheric Science won the best poster award at the 2010 Gulf & Caribbean Fisheries Institute meeting held in San Juan, Puerto Rico.

Iron deficiency in soil threatens soybean production
John Wiersma, a researcher at the University of Minnesota Northwest Research and Outreach Center at Crookston, concluded a study examining the effect of nitrogen based fertilizers on soybean crops grown in iron deficient soil.

Flu vaccination disparities exacerbated by supply problems
The gap in flu vaccination rates between elderly whites, African-Americans and Hispanics is amplified when vaccine supply is limited or delayed.

Peer pressure can keep you healthy
Hanging out with healthy friends could be the best way to keep fit.

Hard to tell whether CSR has a positive effect on profitability or not
A new thesis presents a CSR ranking tool to be used by rating agencies.

Imitating someone's accent makes it easier to understand them
In conversation, we often imitate each other's speech style and may even change our accent to fit that of the person we're talking to.

Heart-attack risk increases rapidly after rheumatoid arthritis is diagnosed
People diagnosed with rheumatoid arthritis should also be monitored for heart problems as the risk of a heart attack increases by 60 percent just a year after diagnosis.

Exposure to mobile phones before and after birth linked to kids' behavioral problems
Pregnant mums who regularly use mobile phones may be more likely to have kids with behavioral problems, particularly if those children start using mobile phones early themselves, suggests research published online in the Journal of Epidemiology and Community Health.

Bacteria seek to topple the egg as top flu vaccine tool
Only the fragile chicken egg stands between Americans and a flu pandemic that would claim tens of thousands more lives than are usually lost to the flu each year.

University of Miami Rosenstiel School professor receives prestigious geophysics award
Tim Dixon, a professor of Marine Geology and Geophysics at the Rosenstiel School of Marine & Atmospheric Science at the University of Miami is the recipient of the 2010 George P.

Daily low-dose aspirin substantially reduces deaths from several common cancers
A study published online first and in an upcoming Lancet is the first to prove that aspirin reduces death rates from a range of common cancers.

CMU to lead new center for climate and energy decisionmaking
The Center for climate and energy Decision Making will develop and implement strategies for protecting everything from fragile marine ecosystems to curbing dangerous carbon emissions.

Mindfulness-based therapy helps prevent depression relapse
Mindfulness-based cognitive therapy appears to be similar to maintenance antidepressant medication for preventing relapse or recurrence among patients successfully treated for depression, according to a report in the December issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Embargoed news from Annals of Internal Medicine
Below is information about four articles being published in the Dec.

Virginia Tech, Carilion team with physician to create digital ER pediatric response chart
A well-known paper-based medical chart used by pediatric emergency personnel across America is undergoing a 21st century boost.

Children who attend group child care centers get more infections then, but fewer during school years
Children who attend large group child care facilities before age 2 and a half appear to develop more respiratory and ear infections at that age, but fewer such illnesses during elementary school years, according to a report in the December issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Mayo Clinic finds long-term prognosis is excellent for most children with seizures
Mayo Clinic researchers studied more than 200 children with epilepsy and found that even if the cause of focal-onset seizures cannot be identified and they do not fit into a known epilepsy syndrome, long-term prognosis is still excellent.

Mammogram sensitivity depends on menstrual cycle
Try to schedule your screening mammogram during the first week of your menstrual cycle. 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