Brightsurf Science News & Current Events

August 22, 2011
Saffron shows promise in preventing liver cancer
New research suggests that saffron provides a significant chemopreventive effect against liver cancer in animal models.

Malaysian nursing students to benefit from adaptation of Baillière's nurses' dictionary
Elsevier, a leading provider of scientific, technical and medical information products and services announced today that nursing students in Malaysia can look forward to better understanding medical terms with the adaptation of the popular Baillière's Nurses' Dictionary.

Office of Naval Research looks for big opportunities at small business conference
The Office of Naval Research will share partnership possibilities with members of the small business community at the 23rd Annual Navy Gold Coast Small Business Opportunity Conference, Aug.

Tuning natural antimicrobials to improve their effectiveness at battling superbugs
Ongoing research at the Institute of Food Research is exploring the use of virus-produced proteins that destroy bacterial cells to combat potentially dangerous microbial infections.

NRL set to launch experimental TacSat-4 spacecraft
The US Naval Research Laboratory TacSat-4 spacecraft is scheduled to launch, Tuesday, September 27 from the Alaska Aerospace Corporation's Kodiak Launch Complex.

Alternative health-care funding in Canada will not lower costs
Alternative funding for health care in Canada will not result in lower costs nor contribute to financial sustainability, states a commentary in CMAJ (Canadian Medical Association Journal).

Poverty and national parks: Decade-long study finds surprising relationship
If so many poor people live around national parks in developing countries, does that mean that these parks are contributing to their poverty?

UH researchers explore treatments for breast and colon cancers
University of Houston researchers have their sights set on developing possible treatments for breast and colon cancer.

HPV testing for 2 high-risk strains could identify women at greatest risk of cervical cancer
Human papillomavirus (HPV) testing for the two most dangerous strains (HPV16 and HPV18) detects more high-grade pre-cancerous lesions (which can lead to cervical cancer) than current cervical cancer screening using cytology alone.

New study examines window fall-related injuries among youth
A new study conducted by researchers at the Center for Injury Research and Policy of the Research Institute at Nationwide Children's Hospital found that approximately 5,200 children and adolescents 17 years of age and younger were treated in US emergency departments each year from 1990 through 2008 for injuries sustained due to falls from windows.

Hospital readmission rates not accurate measure of care quality
Avoidable readmissions after discharge from hospital are fairly uncommon and are not an accurate measure of quality of care, found a study in CMAJ (Canadian Medical Association Journal).

Older adults with too much salt in diet and too little exercise at greater risk of cognitive decline
Older adults who lead sedentary lifestyles and consume a lot of sodium in their diet may be putting themselves at risk for more than just heart disease.

Nature: How the N2O greenhouse gas is decomposed
Nitrous oxide (N2O) is a harmful climate gas. Its effect as a greenhouse gas is 300 times stronger than that of carbon dioxide.

EARTH: A day without glory
On a clear night in March, engineers and researchers gathered in Southern California and tuned into NASA TV to watch the launch of Glory, a potential game-changer in the climate change debate.

'Redirect' by Timothy D. Wilson
A groundbreaking approach to a healthier way of thinking --

Heart attack patients winning the race to angioplasty treatment
Almost all heart attack patients who need the emergency artery-opening procedure known as angioplasty are receiving it within 90 minutes of being admitted to the hospital, a marked improvement from five years ago when most patients waited longer for the life-saving procedure, according to a report by Yale School of Medicine researchers and their colleagues.

Toxicity of aromatase inhibitors may explain lack of overall survival improvement
The toxicities associated with aromatase inhibitors (AIs) may explain the lack of overall survival improvement compared with tamoxifen, according to a study published Aug.

Genetic markers show something fishy with certified Chilean sea bass sales
Clemson University population biologist Peter Marko and his colleagues have found that not all certified Chilean sea bass are what they are claimed to be.

Former UCLA medical school dean outlines valuable leadership lessons in new book
Dr. Gerald S. Levey, the former vice chancellor for medical sciences and dean emeritus of the David Geffen School of Medicine at UCLA, shares lessons drawn from his successful leadership experience in

Dartmouth Med School lands $11M grant for regional biomedical research center
Under an $11 million grant from the National Institutes of Health (NIH), Dartmouth Medical School (DMS) will lead a network of northern New England institutions in recruiting, training, and supporting young quantitative biologists to teach and conduct research into the ways that genes and the environment work together to trigger and prevent disease.

Most heart attack patients needing angioplasty treated within recommended time
More than 90 percent of heart attack patients who require an emergency artery-opening procedure known as angioplasty, are treated within the recommended 90 minutes, compared to less than half five years before.

Targeting a cure: Research looks at developing a bull's-eye therapy to combat lung cancer
A Kansas State University professor is trying to create a patient-friendly treatment to help the more than 220,000 people who are diagnosed with lung cancer each year.

Southern South American wildfires expected to increase, says CU-Boulder study
A new University of Colorado Boulder study indicates a major climate oscillation in the Southern Hemisphere that is expected to intensify in the coming decades will likely cause increased wildfire activity in the southern half of South America.

Large weight gains most likely for men after divorce, women after marriage
Both marriage and divorce can act as

CWRU School of Dental Medicine receives $2.6 million in grants
The US Department of Health and Human Services' Health Resources and Services Administration (HRSA) is supporting pre- and post-doctoral training programs in dental public health at Case Western Reserve University in an effort to combat disparities in oral health.

Galaxies are running out of gas
The Universe forms fewer stars than it used to, and a CSIRO study has now shown why -- compared to the past, galaxies today have less gas from which to make stars.

Happiness can deter crime, a new study finds
Happy youth report less involvement with crime, and programs that increase happiness could deter crime and drug use.

Etch-a-sketch with superconductors
Reporting in Nature Materials this week, researchers from the London Center for Nanotechnology and the Physics Department of Sapienza University of Rome have discovered a technique to

Happiness can deter crime, a new study finds
Happy adolescents report less involvement in crime and drug use than other youth, a new University of California-Davis study finds.

Scale models
Weizmann Institute scientists have added a significant piece to the puzzle of scaling -- how patterns stay in sync with size as an embryo or organism grows and develops.

Study confirms food security helps wildlife
A study in the Proceedings of the National Academy of Sciences (PNAS) documents the success of a Wildlife Conservation Society program that uses an innovative business model to improve rural livelihoods while restoring local wildlife populations.

Breeding ozone-tolerant crops
US Department of Agriculture (USDA) scientists working with the University of Illinois at Urbana-Champaign found that future levels of ground-level ozone could reduce soybean yields by an average 23 percent.

Joslin researchers identify new target for treatment of type 2 diabetes and prediabetes
Researchers at the Joslin Diabetes Center have shown that an enzyme found in the mitochondria of cells is decreased in the skeletal muscle of those with type 2 diabetes and prediabetes, a finding that could lead to the development of drugs to boost the activity of this enzyme in an effort to fight both conditions.

MLK, Jr. Health Equity Summit opens as memorial to Dr. King is unveiled in DC
The Martin Luther King, Jr. Health Equity Summit, convened by the Institute for the Advancement of Multicultural and Minority Medicine (IAMMM), opens today as the long-awaited Martin Luther King, Jr.

Princeton research: In the early life of an embryo, a monster lurks
Research based at Princeton University has revealed that newly fertilized cells only narrowly avoid degenerating into fatal chaos.

Extreme negative anti-smoking ads can backfire, MU experts find
University of Missouri researchers have found that using a combination of disturbing images and threatening messages to prevent smoking is not effective and could potentially cause an unexpected reaction.

Nano bundles pack a powerful punch
Rice University researchers have created a solid-state, nanotube-based supercapacitor that promises to combine the best qualities of high-energy batteries and fast-charging capacitors in a device suitable for extreme environments.

Drop in hormone therapy use linked with drop in mammogram rates
A new analysis has found that a decline in hormone therapy (HT) use among women aged 50 to 64 years is linked with lower mammogram rates among these women.

Beams to order from table-top accelerators
Laser plasma accelerators could create powerful electron beams within a fraction of the space required by conventional accelerators and light sources -- and at a fraction of the cost.

Vaccine Adverse Effects: IOM report releases Aug. 25
Vaccines have dramatically reduced illnesses and deaths due to infectious diseases over the past century.

Caltech: Astronomers find ice and possibly methane on Snow White, a distant dwarf planet
Astronomers at the California Institute of Technology (Caltech) have discovered that the dwarf planet 2007 OR10 -- nicknamed Snow White -- is an icy world, with about half its surface covered in water ice that once flowed from ancient, slush-spewing volcanoes.

The ignored virus that causes liver cancer
The FDA declared hepatitis G non-harmful in 1997 but researchers in Saudi Arabia, writing in the International Journal of Immunological Studies present evidence to suggest that it causes liver disease and cancer.

Eco-labeled seafood is not always what it seems
When you buy what looks to be a nice piece of certified sustainable fish at the supermarket, you'd like to think that's exactly what you're getting.

Measurement tools for traffic crash injury severity improving says Wayne State study
Efforts to improve traffic safety have been aided by mathematical models that allow researchers to better assess those factors that impact the degree of injury suffered as a result of traffic crashes, a Wayne State University researcher says.

Antennas in your clothes? New design could pave the way
The next generation of communications systems could be built with a sewing machine.

Effects of prenatal smoking on infant neurodevelopment may be worse than feared: study
In one of the largest studies of its kind to date, researchers have found that babies born to mothers who smoke while pregnant face substantial delays in early neurological development, and the effects may be stronger than researchers had previously thought.

Small molecules shed light on cancer therapies
Patients suffering from an aggressive brain cancer will benefit from the results of a University of Illinois study that could advance the development of targeted gene therapies and improve prognosis.

Stanford study draws connection between narcolepsy and influenza
The onset of narcolepsy appears to follow seasonal patterns of H1N1 and other upper airway infections, according to a new study of patients in China that was led by Stanford University School of Medicine narcolepsy expert Emmanuel Mignot, M.D.

Kellogg researcher helping eye care providers better assess driving in older adults
Drivers over age 65 are the fastest-growing segment of the driving population, and their eye care providers -- ophthalmologists and optometrists -- are playing an increasingly important role in assessing their ability to drive safely.

Ancient whale skulls and directional hearing: A twisted tale
Skewed skulls may have helped early whales discriminate the direction of sounds in water and are not solely, as previously thought, a later adaptation related to echolocation.

For depression, relapsers go to the front of the brain
Depression is increasingly recognized as an illness that strikes repeatedly over the lifespan, creating cycles of relapse and recovery.

Large weight gains most likely for men after divorce, women after marriage
Both marriage and divorce can act as

Are stellar explosions created equal?
A new analysis of Type Ia supernova, used to measure cosmic distance, suggests many of them develop from similar initial conditions.

Scripps Research scientists help pinpoint cause of stress-related DNA damage
Working closely with a team of researchers from Duke University, scientists from the Florida campus of The Scripps Research Institute have helped identify a molecular pathway that plays a key role in stress-related damage to the genome, the entirety of an organism's hereditary information.

Stanford researchers identify possible trigger point of epileptic seizures
Researchers at the Stanford University School of Medicine have identified a brain-circuit defect that triggers absence seizures, the most common form of childhood epilepsy.

Chemists discover most naturally variable protein in dental plaque bacterium
Two UC San Diego chemists have discovered the most naturally variable protein known to date in a bacterium that is a key player in the formation of dental plaque.

Road block as a new strategy for the treatment of Alzheimer's
Two main agents involved in the inception of Alzheimer's disease (APP and beta secretase) follow a different path through the brain cells to meet up, write Wim Annaert and colleagues of VIB and K.U.

NASA sees heavy rain in Hurricane Irene, satellite video watches her growth
Before Irene even reached hurricane status, a NASA satellite saw heavy rainfall and hot towering thunderstorm clouds around the storm's center this weekend.

Is marriage good for the heart?
Giving your heart to a supportive spouse turns out to be an excellent way to stay alive, according to new research from the University of Rochester.

T-cell discovery holds promise for organ transplant and immunodeficiency treatment
University of British Columbia researchers have identified the calcium channel responsible for the activation of T-cells, one of the key elements of the immune system.

Painting a 'bullseye' on cancer cells
Professor Eytan Ruppin at Tel Aviv University and his colleagues have successfully created the first genome-scale model of cancer cell metabolism, which can be used to predict which drugs are lethal to cell function.

500 years ago, yeast's epic journey gave rise to lager beer
An international team of researchers believes it has identified the wild yeast that, in the age of sail, apparently traveled more than 7,000 miles to make a fortuitous microbial match that today underpins the $250 billion a year lager beer industry.

HPV vaccine protects against anal HPV infection which can lead to anal cancer
The bivalent human papillomavirus (HPV) vaccine (Cervarix, GlaxoSmithKline), used in the routine vaccination of girls against cervical cancer, also protects against HPV infection that can lead to anal cancer.

Low oxygen triggers moth molt
A new explanation for one of nature's most mysterious processes, the transformation of caterpillars into moths or butterflies, might best be described as breathless.

Better treatment sought for acute lung injury
Dr. Stephen Black, a cell and molecular physiologist at Georgia Health Sciences University. is Program Director on an $11.3 million National Institutes of Health grant to try to improve patient odds by identifying key, destructive events over the first hours and days of acute lung injury and developing a cocktail of therapies to block them.

Not so fast -- researchers find that lasting evolutionary change takes about 1 million years
In research that will help address a long-running debate and apparent contradiction between short- and long-term evolutionary change, scientists have discovered that although evolution is a constant and sometimes rapid process, the changes that hit and stick tend to take a long time.

Experience puts the personal stamp on a place in memory
Seeing and exploring both are necessary for stability in a person's episodic memory when taking in a new experience, say University of Oregon researchers.

Study reveals cultural characteristics of the Tea Party movement
American voters sympathetic to the Tea Party movement reflect four primary cultural and political beliefs more than other voters do: authoritarianism, libertarianism, fear of change, and negative attitudes toward immigrants and immigration, according to new research to be presented at the 106th Annual Meeting of the American Sociological Association.

Incisionless surgery now available as an investigational treatment for esophageal disorder
POEM is one of a growing number of surgeries to use the body's natural orifices for entry, thus eliminating the need for traditional incisions.

Permafrost could release vast amounts of carbon and accelerate climate change by end of century
Billions of tons of carbon trapped in permafrost may be released into the atmosphere by the end of this century as the Earth's climate changes, further accelerating global warming, a new computer modeling study led by a Berkeley Lab scientist indicates.

Genomatix, USU and HJF execute a CRADA: Prostate cancer prognostic marker discovery by NGS
Genomatix Software, the Uniformed Service University of the Health Sciences, and the Henry M.

Newest screen for newborns will indicate heart problems
About one in every 120 babies are born with congenital heart disease (CHD), of which about 25 percent is critical, requiring special care early in life.

Good ruminations or bad ruminations in the depressed brain?
All of us, at times, ruminate or brood on a problem in order to make the best possible decision in a complex situation.

Better 'photon loops' may be key to computer and physics advances
A research team from the Joint Quantum Institute and Harvard University have designed a fault-tolerant way to make

Radioembolization improves chance of survival for liver cancer patients
Analysis revealed survival for patients with hepatocellular carcinoma (HCC) is achievable using 90Y-resin microsphere radioembolization.

17 percent of cancer nurses unintentionally exposed to chemotherapy, U-M study finds
Nearly 17 percent of nurses who work in outpatient chemotherapy infusion centers reported being exposed on their skin or eyes to the toxic drugs they deliver, according to a new study from the University of Michigan Comprehensive Cancer Center.

Study: Community organization can reduce, negate impact of alcohol outlets on neighborhood violence
The density of businesses that sell alcohol in a community has been tied to local levels of violence, but new research has found that the influence depends on the nature of the community.

MIT: Simple security for wireless
MIT researchers demonstrate the first wireless security scheme that can protect against

Coronary artery stenting viable palliative option for infants and toddlers
Percutaneous coronary intervention (PCI) is not a generally accepted option for infants or toddlers with acute coronary syndrome.

Researchers find increase in infection rates in patients with cardiac electrophysiological devices
New research from the Jefferson Heart Institute shows that patients in the United States who receive cardiac electrophysiological devices (CIEDs), including permanent pacemakers and implantable cardioverter-defibrillators (ICDs) are now at greater risk of contracting an infection over the life span of the device.

Males believe discussing problems is a waste of time, MU study shows
A new University of Missouri study finds that boys feel that discussing problems is a waste of time.

Study identifies psychological factors that keep young adults employed
Today's rapid economic change and labor market turbulence make early careers particularly unstable, but new research to be presented at the 106th Annual Meeting of the American Sociological Association shows that young workers with certain characteristics may weather turbulent times better than their peers.

Study: Extramarital sex and divorce more common among veterans
Veterans were significantly more likely to have ever engaged in extramarital sex and ever gotten divorced than people who were never in the military, according to new research to be presented at the 106th Annual Meeting of the American Sociological Association.

Locating the elusive
Researchers at Helmholtz-Zentrum Berlin (HZB) in close collaboration with colleagues in France and UK, have engineered a material that exhibits a rare and versatile trait in magnetism at room temperature.

Nanowires get into the groove
Weizmann Institute scientists have discovered that growing nanowires out, not up, can keep them in line.

Smokers with comorbid conditions need help from their doctor to quit
Smokers who also have alcohol, drug and mental disorders would benefit greatly from smoking cession counseling from their primary care physicians and would be five times more successful at kicking the habit.

LLNL researcher awarded $2.4 million from NIH for bio weapon mitigation
Lawrence Livermore National Laboratory researcher Pejman Naraghi-Arani has been awarded $2.4 million by the National Institutes of Health under the Partnerships for Biodefense Program, which aims to develop various tools that can be applied to detect, mitigate the effects of or protect against an attack by a biological weapon.

Study: Only 1 in 5 Medicaid-covered kids in Ohio finish antidepressant treatment
About half of Medicaid-covered children and adolescents in Ohio who are in treatment for depression complete their first three months of prescribed antidepressants, and only one-fifth complete the recommended minimum six-month course of drugs to treat depression, new research suggests.

Hyenas' ability to count helps them decide to fight or flee
Being able to count helps spotted hyenas decide to fight or flee, according to research at Michigan State University.

UC research explores military organization and child mortality rates
Newly published research examines the impact of armed conflict and military organization on child-morality rates.

Study finds narcolepsy cases in China peak in early spring
New research shows that the occurrence of narcolepsy in China is highly correlated to a seasonal pattern, with onset most frequent in April.

Restoration as science: case of the collared lizard
Biologist Alan R. Templeton, Ph.D., fell in love with the eastern collared lizard that lives in the hot, dry Ozark glades when he was 13.

Fred Hutchinson Cancer Research Center to co-lead 1 of 5 NCI-funded proteomics research centers
The National Cancer Institute today announced that a team co-led by Fred Hutchinson Cancer Research Center and The Broad Institute in Cambridge, Mass., has been selected to participate in a National Cancer Institute-funded research consortium dedicated to understanding the molecular basis of cancer . 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