Brightsurf Science News & Current Events

February 10, 2011
Susan Band Horwitz, Ph.D., receives AACR Award for Lifetime Achievement in Cancer Research
Susan Band Horwitz, Ph.D., will receive the Eighth AACR Award for Lifetime Achievement in Cancer Research.

Is it time for all skiers to wear helmets?
In a bid to decrease brain injuries from skiing and snowboarding accidents, experts in an editorial published on today are calling for more public awareness to promote ski helmets.

Many stroke patients not getting preventive therapy for blood clots
Patients with strokes, brain tumors and spinal cord injuries are at high risk for life-threatening blood clots, but many do not receive preventive therapy, Loyola University Health System researchers report.

Exercise helps overweight children think better, do better in math
Regular exercise improves the ability of overweight, previously inactive children to think, plan and even do math, Georgia Health Sciences University researchers report.

Microarray analysis can identify unsuspected incest
Researchers using DNA microarrays to diagnose developmental disabilities or congenital anomalies in children may unexpectedly identify that some have been conceived through incest.

WSU study finds younger stroke victims benefit from earlier MRIs, ambulance rides to ER
Performing magnetic resonance imaging sooner on younger stroke patients entering emergency rooms can lower the rate of misdiagnosis and lead to faster appropriate treatment, according to a team of Wayne State University School of Medicine and Wayne State University Physician Group neurologists.

Study examines phenomenon of women caring for ex-husbands
For single adults without spouses or designated caregivers, illnesses and end-of-life issues can be particularly difficult.

Extensive research demonstrates fructose does not increase food intake or impact weight
A new comprehensive review, recently published in Critical Reviews in Food Science and Nutrition, concludes that fructose does not increase food intake or impact body weight or blood triglycerides in overweight or obese individuals.

SMFM highlights significance of spina bifida research findings
More than two thousand physicians, some of the top obstetric/gynecologists in the world who specialize in maternal-fetal medicine, especially high risk pregnancies, gathered today for their annual meeting in San Francisco to begin four days of intensive research presentations.

44-year-old mystery of how fleas jump resolved
Fleas are incredible jumpers and in 1967 scientists discovered that the insect powers the leap with energy stored in a spring.

More advantages found for new drug: McMaster study
New findings from a McMaster University-led study of a drug recently identified to prevent stroke in patients with atrial fibrillation have been published in the high-impact New England Journal of Medicine.

Newly discovered pheromone linked to aggressive behavior in squid
Scientists have identified a pheromone produced by female squid that triggers immediate and dramatic fighting in male squid that come into contact with it.

Roses get celery gene to help fight disease
A rose is a rose is a rose is ...

New research helps explain how progesterone prevents preterm birth
New research presented at the Society for Maternal Fetal Medicine meeting has found that three proteins known as XIAP, BID and Bcl-2 are responsible in part for the success of progesterone treatments in the prevention of preterm labor.

Study related to diet soda and stroke risk is seriously flawed
The Calorie Control Council stated today that research findings presented during a poster session at the International Stroke Conference claiming an association between diet soft drink consumption and increased risk of stroke and heart attack are critically flawed.

Pulmonary fibrosis inhibited by pentraxin-2/SAP in research study
Promedior Inc., announced today the publication of collaborative research in the International Journal of Biochemistry and Cell Biology entitled,

P Summit calls for a 'new alchemy' around phosphorus and food
ASU's Sustainable Phosphorus Summit was the first international gathering on U.S. soil and an important milestone in the emerging global dialogue around phosphorus scarcity and sustainability.

UTHealth, Athersys preclinical research on stem cell therapy for stroke presented at AHA conference
UTHealth, Athersys presented new research results at the AHA International Stroke Conference that demonstrated how a novel stem cell therapy provided multiple benefits in preclinical models of ischemic stroke.

How much information is there in the world?
Think you're overloaded with information? Not even close. A new Science study calculates how much information humankind can handle.

Young, uninsured or Medicare Part D survivors often can't afford medicines
Affording medication remains a challenge for many stroke survivors even with a Medicare program that provides prescription coverage.

A new way to attack pathogens
Scientists have discovered a new way to attack dangerous pathogens, marking a hopeful next step in the ever-escalating battle between man and microbe.

Common insecticide used in homes associated with delayed mental development of young children
In the first study to examine the effects of pyrethroid insecticides on humans and the first evaluation of their potential toxicity to the developing fetal brain, scientists at Columbia University's Mailman School of Public Health found a significant association between piperonyl butoxide, a common additive in pyrethroid formulations, measured in personal air collected during the third trimester of pregnancy, and delayed mental development at 36 months.

Experts urge even greater caution in use of X-rays during pregnancy and infancy
Clinicians should be careful about using X-rays on pregnant women and infants because of the potential for a slight increase in the risk of children developing cancer, concludes a new study published on today.

Anti-bacterial collar to help mend broken bones
Orthopedic experts at the University of Nottingham are hoping to reduce the rate of infections that often occur in the pinning of broken bones by developing a special collar to counter dangerous microbes.

Use of 17-hydroxyprogesterone doesn't reduce rate of preterm delivery or complications in twins
In a study to be presented today at the Society for Maternal-Fetal Medicine's annual meeting, The Pregnancy Meeting, in San Francisco, researchers will present findings that show that the use of the hormone 17-Hydroxyprogesterone does not reduce the rate of preterm delivery or neonatal complications in twins.

New online tool predicts probability of death from stroke
Researchers at St. Michael's Hospital and the Institute for Clinical and Evaluative Sciences in Toronto have developed a new tool that will help doctors predict the probability of death in patients after an ischemic stroke.

Sandia security experts help Kazakhstan safely transport, store Soviet-era bomb materials
A Sandia National Laboratories team helped reach a major milestone in the nation's nuclear nonproliferation efforts by working with the Central Asian country of Kazakhstan to move nuclear materials -- enough to build an estimated 775 nuclear weapons -- to safety.

Nottingham success in green technologies awards
Green technologies developed at the University of Nottingham have been recognized among the finest examples of new innovations aimed at reducing global warming and tackling climate change.

Heat therapy could be new treatment for parasitic skin disease
Scientists are hoping that heat therapy could eventually replace a complex drug regimen as the first-line treatment of a parasitic skin infection common in tropical and subtropical regions of the world.

NASA awards aircraft catalog blanket purchase agreements
NASA has selected seven contractors to receive Aircraft Catalog Blanket Purchase Agreements (BPAs), that will allow the agency access to a variety of airborne platforms to conduct airborne science research and range support including, radar surveillance and telemetry relay capability.

High blood pressure may be caused by mutation in adrenal gland
High blood pressure may in some cases be caused by benign hormone-producing tumors of the adrenal cortex.

Childhood physical abuse linked to peptic ulcers
Victims of childhood physical abuse are more than twice as likely to develop ulcers than people who were not abused as children, according to a new study from researchers at the University of Toronto.

When first-time mothers are induced, breaking the amniotic membrane shortens delivery time
In a study to be presented today at the Society for Maternal-Fetal Medicine's (SMFM) annual meeting, the Pregnancy Meeting, in San Francisco, researchers will present findings that show that by performing an amniotomy on first time mothers in situations when labor has to be induced, that delivery time can be shortened by more than 10 percent.

Susan Band Horwitz, Ph.D., of Einstein, receives lifetime achievement award in cancer research
The American Association for Cancer Research, the world's largest organization dedicated to cancer research, has awarded Susan Band Horwitz, Ph.D., Rose C.

SDSC announces new round of triton research opportunity grants
The San Diego Supercomputer Center at the University of California San Diego has announced the latest round of computer allocations under the Triton Research Opportunities program associated with the center's Triton Resource, a data-intensive computing system primarily designed to support UC San Diego and UC researchers.

Virus, parasite may combine to increase harm to humans
A parasite and a virus may be teaming up in a way that increases the parasite's ability to harm humans, scientists at the University of Lausanne in Switzerland and Washington University School of Medicine in St.

The Scientist wins gold at the FOLIO Eddie Awards for the fifth consecutive year
At a gala ceremony held in New York on Tuesday, Jan.

On their own 2 feet
A fossilized foot bone recovered from Hadar, Ethiopia, shows that by 3.2 million years ago human ancestors walked bipedally with a modern human-like foot, a report that appears Feb.

Yale researchers hit 'jackpot' linking gene mutations to high blood pressure
Yale University researchers have identified two novel genetic mutations that can trigger hypertension in up to a third of patients suffering from a common cause of severe high blood pressure, they report in the Feb.

Long- and short-sleeved physician workwear receive same amount of bacterial and MRSA contamination
Governmental agencies in the United Kingdom recently instituted guidelines banning physicians' white coats and the wearing of long-sleeved garments to decrease the transmission of bacteria within hospitals due to the belief that cuffs of long-sleeved shirts carry more bacteria.

Study finds women used 30 percent less analgesia during labor when self-administered
In a study to be presented today at the Society for Maternal-Fetal Medicine's annual meeting, the Pregnancy Meeting, in San Francisco, researchers will present findings that show that when women administer their own patient-controlled epidural analgesia instead of getting a continuous epidural infusion they used less analgesic, but reported similar levels of satisfaction.

Kenya's fisheries management promotes species that grow larger and live longer
Marine conservationists from the Wildlife Conservation Society working in Kenya have found that better fisheries management that includes restricting fishing gear is producing more predatory and longer-lived species and is improving fishing even in adjacent areas where no management is taking place.

JPEG for the mind: How the brain compresses visual information
Scientists take the next step in next step in understanding how the brain compresses huge

2 NASA satellites see a newborn tropical storm near Madagascar
Forecasters at the Joint Typhoon Warning Center were keeping a close eye on a low pressure area known as System 94S yesterday, and satellite data helped confirm that today it has strengthened into Tropical Storm Bingiza.

UCSB chemists make discovery that may lead to drug treatment possibilities for Alzheimer's
UC Santa Barbara scientists have made a discovery that has the potential for use in the early diagnosis and eventual treatment of plaque-related diseases such as Alzheimer's disease and type 2 diabetes.

Restructuring natural resource majors
For reasons unknown, students have been leaving the natural resource degree path after enrollment to pursue other degrees.

Tests on a child can inadvertently reveal they were likely conceived through incest
In correspondence in this week's Lancet, doctors discuss the ethical dilemma of what action to take when tests on a child reveal that they were likely conceived through incest.

Squid pheromone sparks extreme aggression on contact
When male squid come into contact with a chemical found on the outside of eggs laid by females, they instantly go from swimming along calmly and minding their own business to a state of extreme aggression, according to a new report published online on Feb.

Spring break
College students who arrange with friends to

Invasive plants can create positive ecological change
Invasive fruiting plants sometimes can be beneficial to an ecosystem, contrary to prevailing ideas, according to research to be published in the journal Diversity and Distributions.

Study shows that defensive military alliances enhance peace
Countries that enter into defense pacts with other nations are less likely to be attacked, according to new research from Rice University.

Study finds that folate does not offer protection against preterm delivery
In a study to be presented today at the Society for Maternal-Fetal Medicine's annual meeting, The Pregnancy Meeting, in San Francisco, researchers will present findings that show that folate intake before and during pregnancy does not protect Norwegian women against spontaneous preterm delivery.

International Vaccine Institute announces launch of Dengue Vaccine Initiative
The International Vaccine Institute, Sabin Vaccine Institute, Johns Hopkins University, and World Health Organization have launched the Dengue Vaccine Initiative through funding from the Bill & Melinda Gates Foundation.

Flu reduction policies don't need to start at the beginning of an outbreak, study suggests
It might be better to implement policies to reduce the impact of a flu epidemic a few weeks after the start of an outbreak rather than straight away, according to a new study that uses mathematical models to simulate the effects of different interventions.

SLU research implicates natural toxin as triggering Parkinson's disease
In new research from Saint Louis University, investigators have found evidence that a toxin produced by the brain is responsible for the series of cellular events that lead to Parkinson's disease.

Coastal Canadians living in high-risk neighborhoods in poorer health: Study
Canadians living in deprived neighborhoods are twice as likely to have poor health if they live on the Atlantic or Pacific Coast, according to a new study by researchers at St.

New evolutionary research disproves living missing link theories
Evolution is not a steady march towards ever more sophisticated beings and therefore the search for the living

UC Riverside geneticist elected home secretary of the National Academy of Sciences
Susan R. Wessler, a distinguished professor of genetics at the University of California, Riverside and the University of California President's Chair, has been elected home secretary of the National Academy of Sciences (NAS).

New research helps explain how progesterone prevents preterm birth
Research presented today at the 31st Annual meeting of the Society for Maternal-Fetal Medicine -- The Pregnancy Meeting has found that three proteins known as XIAP, BID, and Bcl-2 are responsible in part for the success of progesterone treatments in the prevention of preterm labor.

ONR develops new acquisition model for delivering information to the fleet
To rapidly develop a new way to deliver information to the fleet, the Office of Naval Research has created a unique acquisition approach that developers will outline at the Feb.

Cancer breakthrough to prevent heart failure and increase survival rates
A breakthrough by scientists at Queen's University Belfast could help reduce heart failure in cancer patients around the world, and ultimately increase survival rates.

Wayne State study: Enhance romance by going out with other couples
Romantic relationships often start out as enjoyable or even exciting, but sometimes may become routine and boring.

Most stroke patients don't get clot-busting treatment in timely manner, study finds
Less than one-third of acute stroke patients treated with the clot-busting drug, called intravenous tissue plasminogen activator, receive it within 60 minutes of their hospital arrival, according to research presented at the American Stroke Association's International Stroke Conference 2011.

MRI can help decide therapy in patients with unclear-onset stroke
Various MRI approaches can help doctors determine whether patients who cannot pinpoint the time of initial stroke symptoms will benefit from clot-busting drugs.

MU, ASU researchers' discovery could change views of human evolution
Researchers at the University of Missouri and Arizona State University have found proof that arches existed in a predecessor to the human species that lived more than 3 million years ago.

University of Arizona experts determine age of book 'nobody can read'
While enthusiasts across the world pored over the Voynich manuscript, one of the most mysterious writings ever found -- penned by an unknown author in a language no one understands -- a research team at the UA solved one of its biggest mysteries: When was the book made?

Salivary glands as organs of immunity: New research makes oral immunization easier to swallow
If you don't like shots or needles, you're in luck.

NASA extends contract for lunar reconnaissance orbiter camera instrument
NASA has extended Phase E of the contract with Arizona State University (ASU), Ariz., for the Lunar Reconnaissance Orbiter Camera (LROC) instrument aboard the Lunar Reconnaissance Orbiter (LRO) spacecraft.

Welders can breathe easier with chromium-free alloy
A new alloy promises to lessen welders' risk of breathing toxic fumes on the job.

NRL scientists elevate warfighter readiness against invisible threats
In asymmetric warfare, early detection and identification of trace level chemical and biological agents and explosive compounds is critical to rapid reaction, response, and survivability.

Non-dopaminergic drug preladenant reduces motor fluctuations in patients with Parkinson's disease
Preladenant, a non-dopaminergic medication, reduces off time in patients with Parkinson's disease receiving standard dopamine therapy, an international study led by the University of South Florida found.

Look at your body to reduce pain
Simply looking at your body reduces pain, according to new research by scientists from UCL (University College London) and the University of Milano-Bicocca, Italy.

Trial will test whether surgery is the best option for type 2 diabetes
A new clinical trial at NewYork-Presbyterian Hospital/Weill Cornell Medical Center is among the first to test surgery specifically for Type 2 diabetes.

Circulating blood antibodies are not required for HIV protection
The study, published by Cell Press in the February issue of the journal Immunity, demonstrates that a vaccine which stimulates production of specific anti-HIV antibodies in the vaginal tissue was sufficient to protect monkeys from exposure to live virus.

Livestock boom risks aggravating animal 'plagues,' poses threat to food security and world's poor
Increasing numbers of domestic livestock and more resource-intensive production methods are encouraging animal epidemics around the world, a problem that is particularly acute in developing countries, where livestock diseases present a growing threat to the food security of already vulnerable populations, according to new assessments reported today at the International Conference on Leveraging Agriculture for Improving Nutrition & Health.

Final data show experimental agent better than aspirin at preventing stroke
An investigational anti-clotting drug is safe and twice as effective as aspirin at preventing stroke or blood clots in atrial fibrillation patients who were unable to take standard drugs to prevent blood clots, in these final results, researchers will also detail how the drug apixaban works in patients with previous stroke.

Inhibiting MRSA's ability to degrade RNA slows the spread of the bacteria
Scientists have demonstrated that stopping the ability of methicillin-resistant Staphylcoccus aureus (MRSA) to degrade RNA can inhibit its spread, both in the laboratory and in infected mice.

Foot bone suggests Lucy's kin had arched foot, for walking
A foot bone from the early human relative Australopithecus afarensis suggests that these hominids had stiff, arched feet, like we do.

Noninvasive test for trisomy 21 closer at hand
In 1980 in the United States, approximately 4.5 percent of all pregnant women were of advanced maternal age.

Looking at a tough hill to climb? Depends on your point of view
People tend to overestimate the steepness of slopes -- and psychologists studying the phenomenon have made a discovery that refutes common ideas about how we perceive inclines in general.

New mode of dementia care improves health, lowers hospitalization rates
An innovative model of dementia care developed by researchers at the Indiana University School of Medicine and the Regenstrief Institute significantly reduces emergency department visits and hospitalizations, and encourages use of medications that are not harmful to older brains.The result is improved health for older adults and their family caregivers and lower health care costs, according to a study evaluating the model in real world use.

UMASS Medical School's human stem cell bank makes available first seven stem cell lines
The first seven stem cell lines grown and banked at the University of Massachusetts Medical School's Human Stem Cell Bank are ready for worldwide distribution to researchers working on discovering new therapeutic treatments for diseases such as cancer, juvenile diabetes, Alzheimer's and Parkinson's, among others.

When nature calls
When you've got to go, you've got to go -- upstream, that is, if you are a male swordtail fish seeking a mate, according to research from Texas A&M University.

Tumor microvesicles reveal detailed genetic information
The Massachusetts General Hospital research team that first discovered tumor-associated RNA in tiny membrane-enclosed sacs released into the bloodstream by cancer cells has now found that these microvesicles also contain segments of tumor DNA, including retrotransposons -- also called

Seismology highlights from BSSA February issue
New research suggests the Southern San Andreas fault will rupture soon and that a Dallas-Fort Worth sequence of earthquakes were man-induced.

Leafcutter ant genome reveals secrets of fungus farming ways
Leafcutter ants, signature denizens of New World tropical forests, are unique in their ability to harvest fresh leaves to cultivate a nutrient-rich fungus as food.

Young children choose to share prizes after working together
Grownups have a good sense of what's fair. Research now shows that this is true for young children, too.

VCU Massey first to combine targeted agents to kill multiple myeloma cells
Scientists at Virginia Commonwealth University Massey Cancer Center have developed a novel treatment strategy for multiple myeloma that pairs two targeted agents to kill cancer cells.

Chinks in the brain circuitry make some more vulnerable to anxiety
Why do some people fret over the most trivial matters while others remain calm in the face of calamity?

WSU researcher designs multilingual instruction materials for world's largest mall
Housing 1,200 stores, an underwater zoo, a SEGA indoor theme park, an Olympic-size ice rink, a 22-screen Cineplex and the world's largest gold market, the Dubai Mall is a retail marvel that attracts tourists from around the world.

Powerful new ways to electronically mine research may lead to scientific breakthroughs
The Internet has become not only a tool for disseminating knowledge through scientific publications, but it also has the potential to shape scientific research through expanding the field of metaknowledge -- the study of knowledge itself.

Homogeneous tuberculosis treatment ineffective in children, UT Southwestern researchers find
New findings by UT Southwestern Medical Center researchers indicate that the type of medications and the dosage routinely used to treat children with tuberculosis should be individualized to each young patient in order to be effective.

Lake-effect theory sinks, but quake timing questions go on
A chronology of 1,000 years of earthquakes at the southern end of the San Andreas Fault nixes the idea that lake changes in the now-dry region caused past quakes.

Neuralstem updates ALS clinical trial progress
Neuralstem Inc. updated the progress of its ongoing Phase I human clinical trial of the company's spinal cord stem cells in the treatment of ALS (amyotrophic lateral sclerosis, or Lou Gehrig's disease) at Emory University in Atlanta, Georgia.

LED products billed as eco-friendly contain toxic metals, study finds
Those light-emitting diodes marketed as safe, environmentally preferable alternatives to traditional light bulbs actually contain lead, arsenic and a dozen other potentially hazardous substances, according to newly published research.

Giant rats lead scientists to ancient face carvings
Ancient stone faces carved into the walls of a well-known limestone cave in East Timor have been discovered by a team searching for fossils of extinct giant rats.

New model reveals pesticide-free method that takes a bite out of mosquito-borne disease
Two strategies to control mosquito-borne diseases, such as malaria and dengue fever, are reducing mosquito population sizes or replacing populations with disease-refractory varieties.

Study finds magnesium sulfate may offer protection from cerebral palsy
In a study to be presented today at the Society for Maternal-Fetal Medicine's annual meeting, The Pregnancy Meeting, in San Francisco, researchers will present findings that showed that in rats, the use of magnesium sulfate (Mg) significantly reduced the neonatal brain injury associated with maternal inflammation or maternal infection.

Changing views about saturated fat and cardiovascular disease
A first of its kind meeting brought together many of the world's leading scientists to debate and discuss this controversial topic.

Most stroke patients not getting clot-busting treatment in timely manner
Less than one-third of stroke patients treated with tissue plasminogen activator (tPA) received the clot-busting drug within 60 minutes or less of their arrival.

Left is mean but right is meaner, says new study of political discourse
In the first published study of its kind, social scientists at Tufts University have found that outrage talk is endemic among commentators of all political stripes, but measurably worse on the political right.

NASA infrared satellite data gives System 96S a fair shot at becoming a tropical cyclone
A low pressure area located a couple of hundred miles northwest of Western Australia appears in a better position for development into a tropical cyclone according to infrared NASA satellite imagery.

Yale researchers find clues to mystery of preterm delivery
Researchers at Yale School of Medicine have found that excessive formation of calcium crystal deposits in the amniotic fluid may be a reason why some pregnant women suffer preterm premature rupture of the membranes leading to preterm delivery.

Robot therapy can improve arm, shoulder mobility after stroke
Robotic-assisted rehabilitation therapy, combined with standard rehabilitation, can improve upper extremity mobility in stroke patients with paralysis on one side. 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