Brightsurf Science News & Current Events

May 10, 2007
An aspirin a day keeps colorectal cancer away
Long term use of 300mg or more of aspirin a day for five years can prevent colorectal cancer, conclude authors of a study published in this week's special gastroenterology edition of the Lancet.

UCSB Assistant Professor Patrick Daugherty wins Young Investigator Award from ACS
Patrick Daugherty, an assistant professor of chemical engineering at the University of California, Santa Barbara has won the Young Investigator Award from the American Chemical Society.

Estrogen is important for bone health in men as well as women
Although women are four times more likely than men to develop osteoporosis, or porous bone, one in 12 men also suffer from the disease, which can lead to debilitating fractures.

Protein interactions targets for Huntington disease therapy
The identification of more than 200 new proteins that interact with the mutated protein that causes Huntington's disease opens the door to developing treatments for the fatal neurodegenerative disorder, said a Baylor College of Medicine researcher who took part in the work that appears online today in the journal Public Library of Science Genetics.

Patients with 'bleeding' strokes less likely to get prevention treatment
Patients with a hemorrhagic stroke are significantly less likely to receive medications and counseling to prevent recurrent strokes compared to patients with an ischemic stroke.

New therapeutic targets for neurodegenerative diseases
The focus of work in the Neurosciences Department's Neurobiology Laboratory at the University of the Basque Country's Faculty of Medicine and Odontology is the investigation of the molecular and cellular bases of neurodegenerative illnesses -- those that affect the brain and the spinal cord.

Are you ready for professional-grade golf clubs?
Many products, such as golf clubs or cameras, are designed for consumers of a certain skill level.

Most young women don't recognize heart attack warning signs
Most women 55 years and younger who have heart attacks don't recognize warning signs.

Bone marrow stem cells may cure eye disease
Adult bone marrow stem cells may help cure certain genetic eye diseases, according to University of Cincinnati researchers.

Student first in United States to receive prestigious science prize
A Kent State student slated to graduate May 12 is the first in the United States to win liquid crystal award.

Carnegie's Wendy Freedman elected to American Philosophical Society
The American Philosophical Society elected Wendy Freedman, the Crawford H.

INFORMS congratulates Erik Lie and Management Science
The Institute for Operations Research and the Management Sciences (INFORMS) today congratulated Prof.

Ronald W. Busuttil receives American Surgical Association's highest honor
Dr. Ronald W. Busuttil, professor and executive chairman of the UCLA Department of Surgery, has received the American Surgical Association's Medallion for Scientific Achievement, joining a list that includes the nation's most distinguished surgeons.

Tiny spectrometer offers precision laser calibration
A tiny device for calibrating or stabilizing precision lasers has been designed and demonstrated at NIST, and could replace table-top-sized instruments used for laser calibration in atomic physics research, could better stabilize optical telecommunications channels, and perhaps could replace and improve on the precision of instrumentation used to measure length, chemicals or atmospheric gases.

'Tunable' network features coordinated frequency combs
A super stable fiber-optic network that can be tuned across a range of visible and near-infrared frequencies while synchronizing the oscillations of light waves from different sources has been demonstrated at NIST.

License to sin -- Asking people to think about vice increases their likelihood of giving in
A new study by researchers from Duke, USC and UPenn is the first to explore how questioning can affect our behavior when we have mixed feelings about an issue.

Scientists develope a new model of artificial canine skin
Researchers at UNIVET, a spin-off of the Universitat Autònoma de Barcelona, in cooperation with the animal nutrition company Affinity Petcare, have developed an artificial cellular model which faithfully reproduces the characteristics of dog's skin and which will allow, therefore, the carrying out of various lines of research related to skin biology and pathology without the need to use live animals.

Employee health program improves blood pressure, diabetes control
Employees who participated in a worksite health program improved blood pressure control by 9 percent and diabetes control by 15 percent.

Insulin therapy shown to treat early experimental diabetic retinopathy
Researchers will present study results that indicate that subconjunctivally delivered insulin ameliorates degenerative and inflammatory responses in diabetic rat retinas at the Association for Research in Vision and Ophthalmology 2007 Annual Meeting in Fort Lauderdale, Fla.

SCAI Founders' Lecture highlights remarkable progress in catheter-based aortic valve replacement
Twenty years ago, few interventional cardiologists could have imagined that during their professional careers it would be possible to replace a diseased aortic valve using catheter-based techniques, rather than open-chest surgery.

UCLA AIDS Institute researchers find a peptide that encourages HIV infection
UCLA AIDS Institute researchers have discovered that when a crucial portion of a peptide structure in monkeys that defends against viruses, bacteria and other foreign invaders is reversed, the peptide actually encourages infection with HIV.

The definitive resource on lasers and optics
Written by leading experts, the Springer Handbook of Lasers and Optics gives a complete and up-to-date overview of the field in one book.

Procedural changes may reduce cardiac arrests outside pediatric ICUs
A simple procedural change may significantly reduce cardiopulmonary arrests outside a pediatric hospital's intensive care unit.

Elsevier announces launch of Brain Stimulation
World-leading scientific and medical publisher Elsevier announced today plans to commence publication of the first international, peer-reviewed journal devoted to the emerging science of brain stimulation.

Dealing deadly cancers a knockout punch
Recent studies also indicate that oncolytic viruses work synergistically with standard anti-cancer drugs, providing significantly stronger responses than either agent alone.

DALYs system for 'measuring' disability
DALYs (disability-adjusted life years) -- the frequently used indicator for relative effects of public health interventions which specifically incorporate disability -- need to be updated or replaced, says a viewpoint in this week's edition of the Lancet.

Percutaneous aortic valve replacement safe, successful in high-risk patients
Catheter techniques are expanding into new territory, successfully aiding in the replacement of narrowed, calcified aortic valves in patients too sick to withstand open-chest surgery.

Can an omega-3 fatty acid slow the progression of Alzheimer's disease?
Nutritionists have long endorsed fish as part of a heart-healthy diet.

Baumann Lab defines proteins that distinguish chromosome ends from DNA double-strand breaks
Peter Baumann, Ph.D., assistant investigator, and Nancy Bae, Ph.D., postdoctoral research associate in the Baumann Lab, have published a paper offering insight into the way cells protect chromosome ends from misguided repair.

Wetter report: New approach to testing surface adhesion
Polymer scientists at NIST have devised a convenient way to construct test surfaces with a variable affinity for water, so that the same surface can range from superhydrophilic to superhydrophobic, and everything in between.

Breakdown of myelin implicated in Alzheimer's, UCLA research shows
New research suggests that it is the breakdown of so-called late-stage myelin that promotes the buildup of toxic amyloid-beta fibrils that eventually deposit in the brain and become the plaques which have long been associated with Alzheimer's disease.

Toxoplasmosis infection trick revealed by scientists
Scientists have provided new insight into how the parasite which causes toxoplasmosis invades human cells, says new research published today in the EMBO Journal.

Greenberg Prize awarded to Dr. Joseph G. Hayes
An esteemed cardiologist and pioneering advocate for the benefits of information technology in medicine, Dr.

Panel offers expert analysis on causes, prevention of stent thrombosis
At the 30th annual Scientific Sessions of the Society for Cardiovascular Angiography and Interventions, May 9-12, 2007, in Orlando, Fla., an international panel of experts will share their perspective on both the causes of stent thrombosis, or blood clot formation and the latest research on its prevention.

2007 Wistar Institute Science Journalism Award winner announced
The winner of the 2007 Wistar Institute Science Journalism Award is Peter Aldhous, San Francisco bureau chief for New Scientist magazine.

NIST building software offers green product advice
Builders interested both in conservation and thrift can benefit from the latest updates to an innovative software package released this week by NIST.

Lawyers and ethicists debate ashley treatment in open forum
Sponsored by the University of Washington School of Law and the Treuman Katz Center for Pediatric Bioethics, symposium attendees will discuss the ethical and policy implications of limiting growth in children with severe disabilities.

New treatments needed for irritable bowel syndrome
More effective remedies for Irritable Bowel Syndrome (IBS) are needed, as well as increased availability of treatments shown to be effective against IBS, such as hypnosis, says a comment in this week's special gastroenterology edition of the Lancet.

Chunky adolescents' cardiovascular health is headed in wrong direction
Key indicators of cardiovascular health, such as blood pressure and arterial stiffness, are headed in the wrong direction in

New host species for avian influenza identified
An eight-year surveillance study, which included more than 36,000 wild migratory birds tested for low pathogenic avian influenza, details new data on host species, prevalence, and temporal and geographical variation of avian influenza in wild migratory birds in Europe.

Use of Swedish 'snus' is linked to a doubled risk of pancreatic cancer
People who use Swedish moist snuff (snus) run twice the risk of developing cancer of the pancreas.

U. of Colorado study shows massive CO2 burps from ocean to atmosphere at end of last ice age
A University of Colorado at Boulder-led research team tracing the origin of a large carbon dioxide increase in Earth's atmosphere at the end of the last ice age has detected two ancient

Climate policy: It's good to be in the 'RED'
Tropical deforestation, which releases more than 1.5 billion metric tons of carbon to the atmosphere every year, is a major contributor to global climate change.

Scientists equip bacteria with custom chemo-navigational system
Using an innovative method to control the movement of Escherichia coli in a chemical environment, Emory University scientists have opened the door to powerful new opportunities in drug delivery, environmental cleanup and synthetic biology.

Radical engine redesign would reduce pollution, oil consumption
Researchers have created the first computational model to track engine performance from one combustion cycle to the next for a new type of engine that could dramatically reduce oil consumption and the emission of global-warming pollutants.

Bat flight generates complex aerodynamic tracks
USC aerodynamicist Geoff Spedding reports on new data showing that bats generate a measurably distinct aerodynamic footprint to achieve lift and maneuverability, quite unlike birds and contrary to many of the assumptions that aeroengineers have used to model animal flight.

Novel catheter technique successfully patches holes in the heart
A novel catheter technique for patching holes in the heart may make it possible for many patients to avoid surgery altogether and others to regain enough strength to safely undergo surgical repair at a later date, according to a study reported at the 30th annual Scientific Sessions of the Society for Cardiovascular Angiography and Interventions, May 9-12, 2007, in Orlando, Fla.

Remnants of ice age linger in gravity
Researchers find the ghost of the ice age in low gravity over North America.

A galactic fossil
How old are the oldest stars? Using ESO's VLT, astronomers recently measured the age of a star located in our galaxy.

Hyper-accurate clocks -- the beating heart of Galileo
Travelers have relied on accurate timekeeping for navigation since the development of the marine chronometer in the 18th century.

Where consumer culture doesn't quite reach
In the June issue of the Journal of Consumer Research, a important study by Tuba Üstüner (City University, London) and Douglas B.

For better or for worse -- Optimists and pessimists are influenced by different ad messages
When it comes to financial matters, people tend to fall into two categories: prevention-focused (risk-averse) or promotion-focused (gain-oriented).

Childhood obesity intervention shows promising results
Shape Up Somerville: Eat Smart. Play Hard. A community-based environmental change intervention to prevent obesity in culturally diverse, early elementary school children reduced weight gain over one school year.

Advances in brain research poised to dramatically change society
Leading researchers on many varied disciplines of brain study -- including neuroscience, neurobiology, computer science, psychology, robotics and economics -- will converge at George Mason University to discuss the urgent need for a decade-long research initiative into brain research.

JCI table of contents: May 10, 2007
This release contains summaries, links to PDFs and contact information for the following newsworthy papers to be published online, May 10, 2007, in the JCI, including: Loss of gene involved in clot formation may explain bleeding disorder, LAD-III; Protecting the heart against mechanical stress; GILZ mediates the antiinflammatory effects of glucocorticoids; and Mutation in the protein TACI underlies common variable immunodeficiency.

SCAI's 'Therapies in Evolution' showcases exciting future of interventional cardiology
At the 30th Annual Scientific Sessions of the Society for Cardiovascular Angiography and Interventions, May 9-12, 2007, in Orlando, Fla., a special symposium titled

Students test 'space postal service' during Foton mission
How do you deliver a parcel down to Earth from space without using a rocket engine and fuel

Study finds gap between practice, attitudes toward medical errors
When it comes to disclosing medical errors to patients, there is a gap between physicians' attitudes and their real-world experiences admitting such errors, according to a University of Iowa study.

ENDEAVOR III Trial reports key findings on new-generation stent
New data reported at the 30th Annual Scientific Sessions of the Society for Cardiovascular Angiography and Interventions, May 9-12, 2007, in Orlando, Fla., will offer clues to the fate of a new-generation drug-eluting stent that is vying for a place in the treatment of coronary artery disease.

Researchers discover how antibiotic inhibits bacterial growth
Researchers at the University of Illinois at Chicago, in collaboration with research teams from Pharmacia & Upjohn and Pfizer, have discovered precisely how the antibiotic linezolid inhibits bacterial growth.

International SEMATECH agrees to major expansion at UAlbany's CNSE
New York state political leaders announced that International SEMATECH, the global consortium of leading nanoelectronics manufacturers, has agreed to a major expansion of its existing research and development program at the Center of Excellence in Nanoelectronics and Nanotechnology at the University at Albany's College of Nanoscale Science and Engineering.

UF scientists identify cancer virus' genetic targets
University of Florida researchers have identified specific human genes targeted by a virus believed to cause Kaposi's sarcoma, a rare form of cancer associated with AIDS and with organ transplants that causes patches of red or purple tissue to grow under people's skin.

Spanish project 'AmIVital' creates intelligent communication devices for elderly and disabled people
Seventeen top Information and Communication Technology companies and research groups take part in this pioneering initiative, considered

ISN's Nexus Hypertension-Kidney debate
Building on the sucesses of the very first ISN Nexus Symposium (The Bone and the Kidney, October 12-15, 2006), Nexus returns to offer the very latest in basic and clinical insight, discovery and treatment methodologies as part of its 3 1/2 days' exploration into the kidney and hypertensio cross-talk and consequential implications for human health and disease.

New research helps overcome major CPAP problem
New sleep apnea research has shown how a major problem with CPAP users can be overcome.

Brains reflect sex differences
When male primates tussle and females develop their social skills it leaves a permanent mark -- on their brains.

Study finds decline in nursing faculty primary barrier to nursing program expansion
A study about educational mobility among nurses found that not enough nurses are pursuing advanced degrees to be nurses in faculty and advanced practice roles.

New accreditation program for radiation detector labs
NIST has established a new voluntary accreditation program for the laboratories that test radiation detection equipment used by first responders.

Landmark study identifies large number of new proteins implicated in Huntington's disease
Researchers from four organizations have identified more than 200 new proteins that bind to normal and mutant forms of the protein that causes Huntington's disease (HD).

Counseling, coping skills could reduce arthritis disability
Arthritis sufferers who undergo psychological counseling and learn skills for coping with pain have less disability and better quality of life, according to a new systematic review.

Drylands are not the same as badlands
Drylands, where 38 percent of the world's population lives, can be protected from the irreversible damage of desertification if local residents and managers at all levels would follow basic sustainability principles, according to a panel of experts writing in the May 11 issue of the journal Science.

New petroleum-degrading bacteria found at Rancho La Brea Tar Pits in Los Angeles
Environmental scientists at UC Riverside have discovered that the Rancho La Brea tar pits in downtown Los Angeles, Calif., house hundreds of new species of bacteria with unusual properties, allowing the bacteria to survive and grow in heavy oil and natural asphalt.

LIAI scientists make important finding on cytomegalovirus transmission
Researchers at the La Jolla Institute for Allergy & Immunology have shown that cytomegalovirus (CMV) in the salivary glands can be reduced -- and in some cases eliminated -- through the use of antibodies to enhance the disease-fighting power of the immune system.

Stevens team receives honorable mention at National Sustainable Design Expo
A team from Stevens Institute of Technology received an honorable mention in the Third Annual National Sustainable Design Expo, held recently in Washington, D.C.

The longest carbon nanotubes you've ever seen
Using techniques that could revolutionize manufacturing for certain materials, researchers have grown carbon nanotubes that are the longest in the world.

Book explores history, causes of allergy and asthma epidemic
Efforts to create a safe haven from allergens, for example, actually have contributed to the alarming rise of this irritating and even deadly malady, according to Gregg Mitman, William Coleman Professor of the History of Science at the University of Wisconsin-Madison.

Magnetic computer sensors may help study biomolecules
Magnetic switches like those in computers also might be used to manipulate individual strands of DNA for high-speed applications such as gene sequencing, experiments at NIST suggest.

Drinking farm milk reduces childhood asthma and allergies but raw consumption remains unsafe
Kids who drink farm milk are less likely to have asthma or allergies, regardless of whether they live in urban or rural areas.

Chemotherapy more effective when given before breast cancer surgery
Giving chemotherapy to women with operable breast cancer before they have surgery -- not after -- helps physicians pin down the best treatment regimen and can reduce the extent of surgery, according to a new systematic review.

Houston hosts premier physics conference
Houston plays host to one of physics' largest annual topical meetings next week, the 2007 International Conference on Strongly Correlated Electron Systems.

Real-time seismic monitoring station installed atop active underwater volcano
This week, researchers will begin direct monitoring of the rumblings of a submarine volcano in the southeastern Caribbean Sea.

Cognitive therapy can reduce post-traumatic stress in survivors of terrorist attacks
Cognitive therapy is an effective treatment for post-traumatic stress disorder related to acts of terrorism and other civil conflict, finds a study published on BMJ online today.

'Short-circuit' found in ocean circulation
Scientists have discovered how ocean circulation is working in the current that flows around Antarctica by tracing the path of helium from underwater volcanoes.

Spyker Formula 1 Team and TU Delft to join forces
There are plenty of research areas in which the Formula One Team of Spyker and TU Delft can cooperate.

Curb the pocket money, curb the problem drinking
Youths who receive more than £10 a week in spending money and who buy alcohol for themselves are more likely to become

Is the UK prepared for pandemic flu?
Giving local authorities responsibility for implementing pandemic flu plans may not be the best policy, says a senior public health doctor in this week's BMJ.

Hepatitis E takes a piggyback
Pigs carry hepatitis E virus (HEV), which they can pass on to humans.

Study offers clues to 'Broken Heart Syndrome'
The causes of

Major employers, physicians, stakeholders unite to revolutionize America's healthcare system
Employers united with major physician groups to form a Patient-Centered Primary Care Collaborative.

Probiotics could prevent necrotising enterocolitis in premature babies
Probiotics (

Martin F. Shapiro wins Herbert W. Nickens Award
Dr. Martin F. Shapiro, professor of medicine and chief of the division of general internal medicine and health services research at the David Geffen School of Medicine at UCLA, has received the Herbert W.

Scientists from the CIMA investigate a molecule for diagnosing hypertensive cardiopathy
Scientists from the Center for Applied Medical Research from the University of Navarra investigate whether cardiotrophin 1, a molecule that can be measured in blood, can be used as a diagnostic marker for hypertensive cardiopathy.

Difficulties of keeping the global food supply chain safe
The difficulties of keeping the food supply chain in a worldwide network of food producers, processors and distributors are highlighted in an Editorial in this week's special gastroenterology edition of the Lancet.

Banner ads work -- even if you don't notice them at all
The majority of advertising exposure occurs when the audience's attention is focused elsewhere, such as while flipping through a magazine or browsing a Web site. 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