Brightsurf Science News & Current Events

June 04, 2008
New discoveries, new labs highlight international Canadian Light Source meeting
Discoveries by some of Canada's brightest researchers will be the focus of the Canadian Light Source 11th Annual Users' Meeting.

Programs succeed in reducing risky sex among HIV-positive minority men
Research has shown that HIV-positive African-American and Hispanic men who were sexually abused as children are particularly vulnerable to engaging in high-risk sex and experiencing depressive symptoms.

Target support for young scientists, says panel/Mote
A white paper issued by an American Academy of Arts and Sciences panel urges the strategic targeting of research dollars to support early-career scientists.

Hairy blobs found in acidic hell
Colonies of fossilised creatures, dubbed

Coastal management cooperation, enforcement key to avoid pending crisis for millions: UN experts
Current coastal management practices are ineffective and their continuation endangers ecosystems that support the economies on which over half the world's population depend, United Nations University experts warn in a new report offering a major prescription for sweeping change.

Substance in red wine found to keep hearts young
Scientists included small amounts of resveratrol in the diets of middle-aged mice and found that the compound has a widespread influence on the genetic causes of aging.

Brief, intense exercise benefits the heart
Short bursts of high intensity sprints -- known to benefit muscle and improve exercise performance -- can improve the function and structure of blood vessels, in particular arteries that deliver blood to our muscles and heart, according to new research from McMaster University.

Regular tipple may curb risk of rheumatoid arthritis
Alcohol cuts the risk of developing rheumatoid arthritis by up to 50 percent, reveals research published ahead of print in the Annals of the Rheumatic Diseases.

Mike Lazaridis donates additional $50M to Perimeter Institute
In a new and generous act of personal philanthropy, Mike Lazaridis has provided an additional $50 million to Perimeter Institute for Theoretical Physics.

Simple membranes could have allowed nutrients to pass into primitive cells
A research team from Massachusetts General Hospital has found that the sort of very simple membrane that may have been present on primitive cells can easily allow small molecules -- including the building blocks of RNA and DNA -- to pass through.

Neurologically impaired mice improve after receiving human stem cells
Scientists report a dramatic success in what may be the first documented rescue of a congenital brain disorder by transplantation of human neural stem cells.

The cormorant -- the 'black plague' or an example of successful species conservation?
Europe requires a common management strategy for cormorants in order to reconcile nature conservation and fishing interests.

Long-term pesticide exposure may increase risk of diabetes
Licensed pesticide applicators who used chlorinated pesticides on more than 100 days in their lifetime were at greater risk of diabetes, according to researchers from the National Institutes of Health.

AstraZeneca submits an sNDA for Symbicort for treatment of asthma in children as young as 6
AstraZeneca today announced that it submitted a supplemental New Drug Application to the US Food and Drug Administration for approval of a new indication for Symbicort (budesonide/formoterol fumarate dihydrate) Inhalation Aerosol for the long-term maintenance treatment of asthma in pediatric patients ages 6 to 11 years old.

Initiating drinking at younger age heightens women's risk for alcohol dependence
Women born after 1944 began drinking alcohol at younger ages than their elders, and that appears to have put them at greater risk for alcoholism, according to researchers at Washington University School of Medicine in St.

Racial disparities in the outcomes of patients with chronic kidney disease abound
A number of biological, societal, and health care-related issues contribute to disparities in the outcomes of US patients with kidney disease, according to two articles appearing in the July 2008 issue of the Journal of the American Society Nephrology.

Access to abortion in Africa and Latin America: a question of public health and social inequality
Aiming to gain a better understanding of the situation of abortion in Africa and Latin America, a research team jointly involving IRD and

BWF awards $7 million to infectious disease investigators
The Burroughs Wellcome Fund has announced the recipients of the 2008 Investigators in the Pathogenesis of Infectious Disease awards.

Stevens selected as a National Center of Academic Excellence in Information Assurance Research
Stevens Institute of Technology has been selected by the National Security Agency and the Department of Homeland Security as one of the first 23 National Centers of Academic Excellence in Information Assurance Research.

American Society for Investigative Pathology Award presented to David M. Engman
The American Society for Investigative Pathology is pleased to announce that David M.

Clinical study shows biological and clinical activity in relapsed leukemia patients
Promising interim results from ongoing Phase 2 Chronic Lymphocytic Leukemia clinical trial indicate that single-agent GCS-100 induces apoptosis (programmed cell death) in patients' CLL cells, reduces leukocyte count in some patients and is generally well-tolerated.

Good research, low costs
Dutch researcher Mirjam Moerbeek used a Veni grant to investigate how best to design a study with nested data at a reasonable cost.

Road traffic deaths in China have soared almost 100 percent in 20 years
The number of road traffic deaths in China has soared almost 100 percent in two decades, reveals a study published in the journal Injury Prevention.

Discovery of new signal pathway important to diabetes research
Scientists at Karolinska Institutet in Sweden and Miami University have discovered that cells in the pancreas cooperate -- signal -- in a way hitherto unknown.

Are microbes the answer to the energy crisis?
The answer to the looming fuel crisis in the 21st century may be found by thinking small, microscopic in fact.

Public funding impacts progress of human embryonic stem cell research
Bolstered by supportive policies and public research dollars, the United Kingdom, Israel, China, Singapore and Australia are producing unusually large shares of human embryonic stem cell research.

NASA scientists pioneer method for making giant lunar telescopes
Scientists working at NASA's Goddard Space Flight Center in Greenbelt, Md., have concocted an innovative recipe for giant telescope mirrors on the Moon.

Enzyme plays key role in cell fate
The road to death or differentiation follows a similar course in embryonic stem cells, said researchers at Baylor College of Medicine in Houston in a report that appears online today in the journal Cell Stem Cell.

Tipsheet for June issue of BSSA
Numerical earthquake models are helping seismologists understand the physical processes taking place in earthquakes, and thereby predict what will happen during future large events.

New report shows locomotor training restores walking function in child with spinal cord injury
A new report shows that a nonambulatory (unable to walk or stand) child with a cervical spinal cord injury was able to restore basic walking function after intensive locomotor training.

Weather, stomach bugs and climate change: Refining the model
Researchers at Tufts University School of Medicine and the University of Western Ontario introduce a model for predicting infectious disease outbreaks that takes into account weather and other factors.

Probiotic bacteria protect endangered frogs from lethal skin disease
Laboratory tests and field studies conducted by James Madison University researchers continue to show promise that probiotic bacteria can be used to help amphibian populations, including the endangered yellow-legged frog, fend off lethal skin diseases.

A nutritional supplement could improve the clinical situation of ICU patients
For the first time, it has been determined the exact quantity of vitamins A, E and C and minerals needed to improve the clinic situation of critical patients.

Zebrafish enable scientists to study the migration of neurons that enable sexual maturity
Scientists are watching a small group of neurons that enable sexual maturity and fertility make a critical journey: from where they form, near the developing nose, to deep inside the brain.

AGU journal highlights -- June 4, 2008
In this issue: Human control of radiation belt; Antarctic current roils deep ocean waters; Did slow deformation mitigate Peru quake?; Australian dryness linked to sea surface temperatures; Warming and cooling from land cover changes; and Satellites give lowdown on polar lows.

Findings offer insights into role of breastfeeding in preventing infant death, HIV infection
Two studies supported by the National Institutes of Health offer insights into preventing early death and HIV infection among breastfeeding infants of mothers with HIV in resource poor countries.

Data show Antarctic ice stream radiating seismically
A seismologist at Washington University in St. Louis and colleagues at Pennsylvania State University and Newcastle University have found seismic signals from a giant Antarctic river of ice that make California's earthquake problem seem trivial.

Insights into cancer earn Premier's Award Commendation
WEHI's Dr. Priscilla Kelly has been honored with a commendation in this year's Premier's Award for Medical Research.

Springer editor honored with top environmental prize
Biologist John Smol has been named as one of the 2008 Environmental Scientists of the Year by The Royal Canadian Geographical Society.

Manipulation of molecule protects intestinal cells from radiation
A new study identifies a signaling molecule that plays a major role in radiation-induced intestinal damage.

Nearly 1 in 5 teenagers admit eating problems, but anxiety is a bigger problem than appearance
Eighteen percent of teenagers who took part in a survey of 15-17-year-olds admitted eating problems.

York symposium puts focus on chemical 'weather'
Scientists gather in York, UK, next week to discuss new approaches to one of science's greatest challenges -- predicting the Earth's chemical weather.

Saving teeth by using periodontal ligament regeneration
Teeth may fall out as a result of inflammation and subsequent destruction of the tissues supporting the teeth.

Policy environments may shape international progress of human embryonic stem cell research
Biomedical research may be substantially hampered by drawn out debates, conflicting legislation and restrictive policies.

Non-whites receive harsher sentences for inflicted traumatic brain injury of children
Non-white defendants are nearly twice as likely to receive harsher prison sentences than white defendants in North Carolina criminal cases stemming from inflicted traumatic brain injury of young children.

A new way to protect computer networks from Internet worms
Scientists may have found a new way to combat the most dangerous form of computer virus.

Synthetic molecules hold promise for new family of anti-cancer drugs
Synthetic molecules designed by two Hebrew University of Jerusalem researchers have succeeded in reducing and even eliminating the growth of human malignant tissues in mice, while having no toxic effects on normal tissue.

LLNL's prototype hydrogen storage tank maintains extended thermal endurance
A cryogenic pressure vessel developed and installed in an experimental hybrid vehicle by a Lawrence Livermore National Laboratory research team can hold liquid hydrogen for six days without venting any of the fuel.

Mayo Clinic: Heart patients fare better in 3-year program
People recovering from acute heart problems such as heart attack and heart surgery are more likely to develop habits to control heart attack risk factors when they meet regularly with cardiac

Penn scientist receives L'Oréal USA fellowship for women in science
Sara Aton, Ph.D., Postdoctoral Fellow in the Department of Neuroscience at the University of Pennsylvania School of Medicine, was awarded a grant from the L'Oréal USA For Women in Science Program.

Cartilage regeneration '20,000 Leagues Under the Sea'
Rice University bioengineers have discovered that intense pressure -- similar to what someone would experience more than a half-mile beneath the ocean's surface -- stimulates cartilage cells to grow new tissue with nearly all of the properties of natural cartilage.

UCSB's Nakamura wins Prince of Asturias Award
Professor Shuji Nakamura, director of UC Santa Barbara's Solid-State Lighting and Energy Center, has been named a recipient of the 2008 Prince of Asturias Award for Technical and Scientific Research.

Human stem cells show promise against fatal children's diseases
Scientists have used human stem cells to dramatically improve the condition of mice with a neurological condition similar to a set of diseases in children that are invariably fatal.

New wireless sensor network keeps tabs on the environment
A new wireless sensor network allows for the clandestine data collection of environmental factors in remote locations and its monitoring from anywhere in the world where the Internet is available.

New superconductors present new mysteries, possibilities
Researchers gave unlocked some of the secrets of newly discovered iron-based high-temperature superconductors, research that could result in the design of better superconductors for use in industry, medicine, transportation and energy generation.

Wide variations in appropriateness of rectal cancer surgery across England
A substantial proportion of rectal cancer patients are receiving inappropriate surgical care, because of wide variations in practice across England, reveals research published ahead of print in the journal Gut.

Genetic testing in newborns and children: Ethical issues affecting families and physicians
The Treuman Katz Center for Pediatric Bioethics at Seattle Children's Hospital will host its fourth annual international bioethics conference on July 25-26, 2008 in Seattle.

Extended infant antiretroviral prophylaxis reduces HIV risk during breastfeeding
The results of a randomized trial led by researchers at the Johns Hopkins Bloomberg School of Public Health and the University of Malawi College of Medicine found that extending the routine antiretroviral regimen can significantly reduce the risk of mother-to-child HIV transmission.

Team hopes to use new technology to search for ETs
A team is briefing fellow scientists about plans to use new technology to take advantage of recent, promising ideas on where to search for possible extraterrestrial intelligence in our galaxy.

Does everyone really want to be a macho man?
Traditional attitudes of masculinity, such as physical toughness and personal sacrifice, are valued in Mexican culture.

Kylie's breast cancer triggered a surge of over 30 percent in breast imaging of low-risk women
Use of mammography and breast ultrasound procedures soared by over 30 percent among women aged 25-44 in the six months following Kylie Minogue's breast cancer diagnosis, says a new study from the University of Melbourne.

New ballast treatment could protect Great Lakes fish
A Michigan Technological University professor has developed a new water treatment that could help keep a deadly fish disease out of Lake Superior. 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