Brightsurf Science News & Current Events

October 10, 2011
UCLA researchers develop new way to screen for brain cancer stem cell killers
Researchers with UCLA's Jonsson Comprehensive Cancer Center have developed and used a high-throughput molecular screening approach that identifies and characterizes chemical compounds that can target the stem cells that are responsible for creating deadly brain tumors.

Study: Delays in video calls may not always hurt communication
A new study reveals how the delay computer users sometimes experience when making video calls over the internet can actually help communication in some circumstances, even though it is frustrating in many others.

Light can detect pre-cancerous colon cells
After demonstrating that light accurately detected pre-cancerous cells in the lining of the esophagus, Duke University bioengineers turned their technology to the colon and have achieved similar results in a series of preliminary experiments.

Mayo Clinic study identifies earliest stages of Alzheimer's disease
Addressing the earliest stages of Alzheimer's disease, before a patient shows outward signs of cognitive problems, has sometimes been a challenge for physicians and researchers, in part because they have not been using common and specific terms to describe the disease's initial phases.

Kids more accepting of peers who try to change undesirable trait than those faulted for it
Psychologists looked at the extent to which children attribute fault to peers with undesirable characteristics, and how they anticipate interacting with these peers.

'SIRT(ain)' benefit of reducing calories
A major risk factor for developing Type 2 diabetes is resistance of cells (particularly skeletal muscle cells) to the effects of the hormone insulin.

Researchers study aging's effect on the brain
Biologists at the University of York and Hull York Medical School, working with scientists at the Peninsula College of Medicine and Dentistry in Plymouth, have discovered that under stressful conditions, such as neurodegeneration due to Alzheimer's or Parkinson's disease, synapses grow excessively, potentially contributing to dysfunction.

Almost half of cancer survivors have ill health in later years
Forty-five percent of cancer survivors in Northern Ireland suffer from physical and mental health problems years after their treatment has finished, according to new research from Macmillan Cancer Support and Queen's University Belfast.

The next stage of heart function testing
A new noninvasive technique for measuring how well the heart and blood vessels function in patients already suffering from coronary artery disease could, in a single test, identify which abnormally narrowed blood vessels are the most likely to lead to further cardiovascular complications.

The age of 'coming out' is now dramatically younger
According to Tel Aviv University researcher Dr. Guy Shilo, the age of

MU signs academic agreement with K.S.R. Educational Institutions of India
University of Missouri officials announced today a five-year agreement with K.S.R.

Studying random structures with confetti
Chance and probability play a natural role in statistical physics.

Certain dietary supplements associated with increased risk of death in older women
Consuming dietary supplements, including multivitamins, folic acid, iron and copper, among others, appears to be associated with an increased risk of death in older women, according to a report in the Oct.

National Science Foundation selects University of Colorado Denver team to study city sustainability
The National Science Foundation has selected a team of University of Colorado Denver researchers to be part of the new Sustainable Cities -- People, Infrastructures and the Energy-Climate-Water Nexus project.

Stem cells, signaling pathways identified in lung repair
Researchers have identified cells and signaling molecules that trigger the repair of injured lungs.

Europe and the global food crisis
In connection with the Polish Presidency of the EU, a group of leading academics led by professor Tim Benton, UK, met in the Polish Academy of Sciences, Warsaw, to make a consensus statement on Europe as a key player in global food security.

Educational interventions appear to be effective for patients with poorly controlled diabetes
Three randomized controlled trials published Online First today in Archives of Internal Medicine examine the effectiveness of behavioral and educational interventions for patients with poorly controlled diabetes.

Common medications can contribute to lower urinary tract symptoms in men
Use of selected prescription medications, including antidepressants, antihistamines, bronchodilators, anticholinergics, sympathomimetics, and diuretics contribute to 10 percent of lower urinary tract symptoms among men according to a Kaiser Permanente study published in the Archives of Internal Medicine.

Herbal supplements may cause dangerous drug interactions in orthopaedic surgery patients
Complementary and alternative medical treatments such as herbal supplements have become increasingly popular in the United States, especially among older patients and those with chronic pain.

Experts question merits of extending competition to improve hospital care
More research is needed before conclusions can be drawn about the effect of recent reforms on hospital quality, let alone about the merits of the coalition government's proposals to extend competition, warn experts on today.

The Baltic Sea contributes carbon dioxide to the atmosphere
The Baltic Sea emits more carbon dioxide than it can bind.

INFORMS Charlotte Annual Meeting: Duke Energy CEO Rogers, Premier CEO DeVore, SAS CTO Collins
When 4,000 experts in everything from greening America's energy to reducing crowded emergency rooms come to Charlotte on Nov.

Tooth movement an alternative to bone transplants
Although replacing lost teeth often involves artificially building up the jaw, researchers at the Sahlgrenska Academy at the University of Gothenburg, Sweden, are now showcasing a new method whereby teeth are instead moved into the toothless area using a brace, giving patients the chance of having more teeth.

WUSTL wins award for case study of Living Learning Center
The Association for the Advancement of Sustainability in Higher Education will name Washington University in St.

Elsevier organizes Progress in Nuclear Energy and Education Conference
Elsevier, the word-leading provider of scientific, technical and medical information products and services, announces the Progress in Nuclear Energy and Education Conference, to be held in London March 20-22, 2012.

Gut microbiome shapes change in human health and disease research
World class scientist professor Willem M. de Vos will explain next Monday how the microbes that are closest to our hearts -- gut microbes -- could underpin a new way of thinking about human biology.

LLNL/Loyola University win NIH grant to develop new anthrax vaccine
Nanolipoprotein technology is a potential breakthrough in vaccine development. Today, many vaccines are based on a single protein derived from a specific pathogen.

Medical College of Wisconsin researchers show molecule inhibits metastasis
Researchers at the Medical College of Wisconsin have shown that a protein can inhibit metastasis of colon and melanoma cancers.

Caltech neuroscientists pinpoint specific social difficulties in people with autism
Researchers from the California Institute of Technology have isolated a very specific difference in how high-functioning people with autism think about other people, finding that -- in actuality -- they don't tend to think about what others think of them at all.

Combination therapies for drug-resistant cancers
Some cancers can be effectively treated with drugs inhibiting proteins known as receptor tyrosine kinases, but not those cancers caused by mutations in the KRAS gene.

Drug prevents bone loss side effects of breast cancer medication
A new study has found that an osteoporosis drug protects against the bone damaging side effects of certain breast cancer medications.

Changes in rainfall patterns are projected for next 30 years
Scientists at University of Hawaii -- Manoa have projected an increased frequency of heavy rainfall events but a decrease in rainfall intensity during the next 30 years (2011-2040) for the southern shoreline of Oahu, according to a recent study published in the Journal of Geophysical Research.

JCI online early table of contents: Oct. 10, 2011
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, Oct.

Gene signature predicts oral cancer recurrence
Oral squamous cell carcinoma (OSCC) is responsible for nearly a quarter of all head and neck cancers.

Uncharted territory: Scientists sequence the first carbohydrate biopolymer
Today, for the first time ever, a team of researchers led by Robert Linhardt of Rensselaer Polytechnic Institute has announced in the Oct.

Sexual selection by sugar molecule helped determine human origins
Researchers at the University of California, San Diego School of Medicine say that losing the ability to make a particular kind of sugar molecule boosted disease protection in early hominids, and may have directed the evolutionary emergence of our ancestors, the genus Homo.

Peanut allergy turned off by tricking immune system
Researchers have turned off a life-threatening allergic response to peanuts by tricking the immune system into thinking the nut proteins aren't a threat to the body, according to a new Northwestern Medicine preclinical study.

Media habits of young people may make them drink more -- what should be done?
Media companies are increasingly targeting adolescents with TV shows that feature violence, alcohol and drugs. An interdisciplinary research project with researchers from the University of Gothenburg, Sweden, and colleagues from the UK is looking closer at how society and other actors should react to the link between young people's media habits and their alcohol consumption.

Physicists turn liquid into solid using an electric field
Physicists have predicted that under the influence of sufficiently high electric fields, liquid droplets of certain materials will undergo solidification, forming crystallites at temperature and pressure conditions that correspond to liquid droplets at field-free conditions.

Physicians treating Latinos have high hurdles to jump, study shows
Physicians who primarily treat Latino patients don't feel they can provide them high quality care, report UCLA researchers.

New combination treatment prolongs lives of patients with the most common form of leukemia
A new less toxic treatment, combining the chemotherapy drug fludarabine with the monoclonal antibody alemtuzumab significantly increases progression free survival and prolongs the lives of patients who have relapsed with the most common type of leukemia, chronic lymphocytic leukemia, compared with fludarabine alone.

ARRO honors 39 with Educator of the Year Award
In partnership with the American Society for Radiation Oncology, the Association of Residents in Radiation Oncology has recognized 39 educators with the 2011 Educator of the Year Award.

Can antivirulence drugs stop infections without causing resistance?
Antivirulence drugs disarm pathogens rather than kill them, and although they could be effective in theory, antivirulence drugs have never been tested in humans.

Secret of safe sprout production is very clean seeds, expert says
A University of Illinois study that uses new technology to assess and compare the safety of radish, broccoli, and alfalfa sprouts concludes that the secret to keeping sprouts free of foodborne pathogens lies in industry's intense attention to cleanliness of seeds.

New program to expand, enhance use of LIDAR sensing technology
Researchers have developed a new system that will enable highway construction engineers in the field to immediately analyze soil movements caused by active landslides and erosion and use the powerful tool of LIDAR to better assess and deal with them.

Malnutrition as a secondary symptom
Failure to thrive in childhood is often the result of an underlying organic disease.

Mayo Clinic wins grant to study ethics of sharing genetic test results with relatives
A team of researchers, Gloria Petersen, Ph.D., of Mayo Clinic, Barbara Koenig, Ph.D., of the University of California, San Francisco, and Susan Wolf, J.D., of the University of Minnesota, have received a five-year, $2.5 million grant from the National Cancer Institute and the National Human Genome Research Institute to study the ethical and legal implications of providing genetic research results, such as DNA test results, from tissue donated to research bio banks to relatives of the donor.

Engineering team heads to Antarctica to explore hidden lake
Next week a British engineering team heads off to Antarctica for the first stage of an ambitious scientific mission to collect water and sediment samples from a lake buried beneath three kilometers of solid ice.

New strategy to accelerate blood vessel maturation has therapeutic potentials for ischemic diseases
VIB-K.U.Leuven researchers describe a new mechanism to enhance the restoration of the blood flow in ischemic diseases, which are among the leading causes of death worldwide.

40 million TB deaths due to smoking over next 40 years
Smoking could cause 18 million more cases of tuberculosis worldwide over the next 40 years and 40 million additional deaths.

Experimental vaccine protects monkeys from blinding trachoma
An attenuated, or weakened, strain of Chlamydia trachomatis bacteria can be used as a vaccine to prevent or reduce the severity of trachoma, the world's leading cause of infectious blindness, suggest findings from a National Institutes of Health study in monkeys.

Giant kraken lair discovered
Long before whales, the oceans of Earth were roamed by a very different kind of air-breathing leviathan.

Seeking superior stem cells
Researchers from the Wellcome Trust Sanger Institute announce a new technique to reprogram human cells into stem cells.

Swedish heart test saves lives of newborns with heart defects
The US Secretary of Health recently supported a recommendation that all babies born in the US are to be screened for critical heart defects, before leaving hospital.

Immigrant domestic workers transform childcare methods
Domestic work carried out by immigrants is changing the way Spanish families care for their children, according to a study done by a researcher at Universidad Carlos III in Madrid who is analyzing this subject.

UC research finds that consumers rely on signage over other ad media
A University of Cincinnati analysis of a survey of more than 100,000 North American households shows that signage plays a vital role in communicating with consumers, second only to television as a source of new-product information.

New technique unlocks secrets of ancient ocean
Earth's largest mass extinction event occurred some 252 million years ago.

Critical minerals ignite geopolitical storm
The clean energy economy of the future hinges on a lot of things, chief among them the availability of the scores of rare earth minerals and other elements used to make everything from photovoltaic panels and cellphone displays to the permanent magnets in cutting edge new wind generators.

Kicking hybrids out of carpool lanes backfires, slowing traffic for all
The end of a California program granting free access to carpool lanes by solo drivers of hybrid cars has unintentionally slowed traffic in all lanes, according to a new report by researchers at UC Berkeley's Institute of Transportation Studies.

UCSB awarded $15 million by Dow to establish collaborative institute for materials research and education
The Dow Chemical Company has awarded UC Santa Barbara up to $15 million to establish a collaborative research initiative that will help shape the future of technology in areas that will benefit society.

Carbon sequestration policy must balance private property, public good
The lack of a settled legal framework that balances private property rights while maximizing the public good ultimately hinders the large-scale commercial deployment of geologic carbon sequestration, according to research by A.

Restless legs syndrome may raise high blood pressure risk in middle-aged women
Middle-aged women with restless legs syndrome have an increased risk of hypertension.

Exercise just as good as drugs at preventing migraines
Although exercise is often prescribed as a treatment for migraine, there has not previously been sufficient scientific evidence that it really works.

'Oregon Archaeology' digs deep, including the human history
The newly revised

Water channels in the body help cells remain in balance
Water channels exist not only in nature -- microscopical water channels are also present in the cells of the body, where they ensure that water can be transported through the protective surface of the cell.

Wiley-Blackwell partners with International Reading Association to publish 3 journals
Wiley-Blackwell, the Scientific, Technical, Medical, and Scholarly publishing business of John Wiley & Sons Inc., is pleased to announce a new partnership beginning in fall 2011 with the International Reading Association to publish its three journals, The Reading Teacher, Journal of Adolescent & Adult Literacy, and Reading Research Quarterly.

UIC awarded $14 million to study tobacco pricing and media
The University of Illinois at Chicago has received $14.2 million from the National Cancer Institute to study how mass media and tax and pricing affects tobacco use and behavior.

New insight into the cellular defects in Huntington's disease
Huntington disease is a devastating neurogenerative disorder caused by a mutant HTT gene.

John Theurer Cancer Center hosts New Frontiers in the Management of Solid and Liquid Tumors
John Theurer Cancer Center at Hackensack University Medical Center, one of nation's top 50 best hospitals for cancer, will host the New Frontiers in the Management of Solid and Liquid Tumors on Nov.

2 seemingly unrelated phenomena share surprising link
A coupled line of swinging pendulums apparently has nothing in common with an elastic film that buckles and folds under compression while floating on a liquid, but scientists at the University of Chicago and Tel Aviv University have discovered a deep connection between the two phenomena.

Astrophysicists find evidence of black holes' destruction of stars
Astrophysicists have found evidence of black holes destroying stars, a long-sought phenomenon that provides a new window into general relativity.

Scripps Florida scientist awarded $2.2 million grant to study hepatitis C
The Scripps Research Institute has been awarded a $2.2 million grant by the National Institutes of Health to determine how the hepatitis C virus induces liver cancer.

Quicker testing for viral infections saves money and lives
A new method for quickly identifying individual viruses and recognizing how they bind to host cells may become a vital tool in the early control of winter vomiting disease and other virus-based diseases.

Worms among first animals to surface after K-T extinction event, CU-led study finds
A new study of sediments laid down shortly after an asteroid plowed into the Gulf of Mexico 65.5 million years ago, an event that is linked to widespread global extinctions including the demise of big dinosaurs, suggests that lowly worms may have been the first fauna to show themselves following the global catastrophe.

How to count nanoparticles
Nanoparticles of a substance can be counted and the size distribution can be determined by dispersing the nanoparticles into a gas.

Case Western Reserve receives prestigious $5.4 million grant to study esophageal cancer
Case Western Reserve University School of Medicine and the Case Comprehensive Cancer Center are proud to announce the receipt of a highly competitive $5.4 million grant to study genetic determinants of Barrett's esophagus and esophageal adenocarcinoma.

Genencor scientist wins prestigious Enzyme Engineering Award
David A. Estell, Ph.D., a research fellow and vice president of innovation at Genencor, received the prestigious 2011 Enzyme Engineering Award presented by Engineering Conferences International.

Research shows how life might have survived 'snowball Earth'
New research indicates that simple life in the form of photosynthetic algae could have survived a

AGU Fall Meeting: Media advisory No. 2
This update includes information on abstracts and sessions now online, hotel booking deadlines, the NCSWA Holiday Dinner and more.

HIV prevention initiative in India has averted an estimated 100,000 infections over 5 years
The first phase of an Indian initiative for HIV prevention -- named Avahan -- has seen an estimated 100,000 infections averted over five years.

The case of the missing monocyte
University of North Carolina at Chapel Hill scientists investigate a gene that appears to protect against rheumatoid arthritis.

Small study shows association between medication and reduction in brain amyloid levels related to AD
Although it is a small study and more clinical trials are needed, treatment with the medication gantenerumab appeared to result in a reduction in brain amyloid levels in patients with Alzheimer disease, according to a report published online first by Archives of Neurology, one of the JAMA/Archives journals.

New 'genome mining' technique streamlines discovery from nature
A newly developed method for microscopically extracting, or

Penn team wins entrepreneurial innovation award
The National Science Foundation has selected a University of Pennsylvania team as a member of its inaugural class of NSF Innovation Corps awards.

Terrestrial biodiversity recovered faster after Permo-Triassic extinction than previously believed
While the cause of the mass extinction that occurred between the Permian and Triassic periods is still uncertain, two University of Rhode Island researchers collected data that show that terrestrial biodiversity recovered much faster than previously thought, potentially contradicting several theories for the cause of the extinction.

Chronic dialysis for kidney disease patients now started substantially earlier
It has become increasingly clear that patients in the United States are starting dialysis at higher and higher levels of kidney function.

UT Southwestern, Parkland partner for $6.3 million NCI grant to improve colorectal cancer screenings
The National Cancer Institute has selected UT Southwestern Medical Center and Parkland Health & Hospital System as a national site to improve screening for colorectal cancer, the nation's No.

Crossing legs after severe stroke may be a good sign of recovery
People who are able to cross their legs soon after having a severe stroke appear to be more likely to have a good recovery compared to people who can't cross their legs.

Research finding may lead to new treatments for obesity and Type 2 diabetes
Activating a specialized type of fat, known as brown adipose tissue, may help combat obesity as well as result in better glucose control for Type 2 diabetes, according to new research conducted by scientists at the UC Metabolic Diseases Institute. 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