Brightsurf Science News & Current Events

September 01, 2006
'Stress and the city': Urban birds keep cool
Ornithologists of the Max-Planck-Society demonstrate that urban birds are more resistant to acute stress than forest dwelling birds.

UCLA/LSU study details nutritional value of salad
A new UCLA/Louisiana State University study of dietary data on more than 17,500 men and women finds consumption of salad and raw vegetables correlates with higher concentrations of folic acid, vitamins C and E, lycopene and alpha and beta carotene in the bloodstream.

MRI more accurately determines cancer spread into breast ducts
MRI is better than MDCT for determining if and how far breast cancer has spread into the breast ducts and should be used before patients receive breast conserving therapy, a new study shows.

UA strengthens commitment to Arctic research
Thirteen post-doctoral fellows will spend the next three years at University of Alaska campuses intensely researching everything from arctic tree line seedlings and permafrost to lake sediments and sea ice.

Power emerges from consensus in monkey social networks
Research on communication typically focuses on how individuals use signals to influence the behavior of receivers, thus primarily focusing on pairs of individuals.

Reducing contrast material injection in elderly patients can lower cost of exam and risks
The dose of contrast material can be effectively reduced by at least 10 percent for elderly patients undergoing a multi-detector CT examination of the pancreas and biliary region a new study finds.

Spread of plant diseases by insects can be described by equations that model interplanetary gravity
Researchers from Penn State University and the University of Virginia show that the spread of diseases by insects can be described by equations similar to those that describe the force of gravity between planetary objects.

Combined therapies may boost immune response and long-term protection against brain tumors
One therapy for treating brain tumors alerts the immune system to the presence of foreign material.

Increase in drug development for killer diseases is not enough
A recent report shows that drug development for killer diseases such as HIV/AIDS, TB, malaria, chagas and sleeping sickness has increased in recent years.

Bipolar disorder exacts twice depression's toll in workplace
Bipolar disorder costs twice as much in lost productivity as major depressive disorder, a study has found.

High-flying balloons track hurricane formation
The eastern tropical Atlantic Ocean is out of range for U.S. hurricane-hunter aircraft, and forecasters have little skill predicting which systems brewing there will develop into hurricanes, atmospheric scientists say.

Katie Lee Joel joins Kidney Friendly Comfort Foods program
Katie Lee Joel, the first season host of Bravo's

Fight weeds with plant pathogens
Although plant pathogens are typically viewed as detrimental, plant pathologists with the American Phytopathological Society say plant pathogens may be a successful, eco-friendly tool for managing weeds.

JCI table of contents: September 1, 2006
This release contains summaries, links to PDFs and contact information for the following newsworthy papers to be published online, September 1, 2006, in the JCI, including: Estrens might not be the answer for osteoporosis; Is liver damage down the TRAIL for a promising cancer therapy?; A beautiful new model for MS; Virus pulls the trigger for autoimmunity; BAY 58-2667 spots the difference between diseased and normal blood vessels, and others.

'Portion distortion' may contribute to expanding waistlines, study reports
New research shows that people's perceptions of normal portion sizes have changed in the past 20 years.

Mayo clinic discovers new type of sleep apnea
Researchers at Mayo Clinic have identified a new type of sleep apnea they call

Hispanics will top all U.S. minority groups for purchasing power by 2007
Hispanic buying power in the United States will draw even with African-American buying power in 2006 -- at just under $800 billion -- and is projected to exceed it in 2007, according to a report on minority buying power released Friday by the Selig Center for Economic Growth at the University of Georgia's Terry College of Business.

Determining the state of the human arterial system
Engineer Fernando Silvio Nuño Almirantearena has developed a system to determine the state of the human arterial system by diffuse logic techniques.

Harvard scientists identify compounds that stimulate stem cell growth in the brain
Harvard scientists have identified key compounds that stimulate stem cell growth in the brain, which may one day lead to restored function for people affected by Parkinson's disease, strokes, multiple sclerosis and a wide range of neurological disorders.

Innovative projects help ORNL win 3rd straight DOE Pollution Prevention Award
Donating an old particle accelerator and converting scrap wallboard into fertilizer has helped Oak Ridge National Laboratory save $5 million and earn a Department of Energy

Why are there so many weeds in your garden this year?
Some years, no matter how diligently you pull, your backyard garden is always covered with weeds.

Mother deer cannot recognize the calls of their own offspring but sheep and reindeer can
In a new study from the American Naturalist, researchers from the University of Zurich studied vocal communication between fallow deer mothers and their offspring.

Depressed patients experience excessive inflammation during stressful situations
Individuals with major depression have an exaggerated inflammatory response to psychological stress compared to those who do not suffer from depression, according to a study by researchers at Emory University School of Medicine.

Drazner to lead UT Southwestern heart failure and transplant program
Dr. Mark Drazner, a nationally recognized heart failure expert, has been named medical director of the Heart Failure and Cardiac Transplantation Program at UT Southwestern Medical Center.

Highlights from the September 2006 Journal of the American Dietetic Association
The September 2006 issue of the Journal of the American Dietetic Association contains articles and research studies you may find of interest.

The lower the blood pressure the better
The minister for Health and Aging, Tony Abbott, today launched a new book showcasing the best in Australian health research from recent years.

Are genomic technologies the answer to world hunger?
Genomic technologies may have the potential to alleviate food insecurity and food shortages around the world.

Estrens might not be the answer for osteoporosis
A new study appearing in the September issue of the Journal of Clinical Investigation indicates that caution might be needed if a new group of drugs known as estrens are to be developed for the treatment of osteoporosis.

Women on oxygen therapy for COPD more likely to die than men
Among patients on long-term oxygen therapy for chronic obstructive pulmonary disease (COPD), women are more likely to die from the disease than men.

When preventing pre-eclampsia, a little carbon monoxide goes a long way
Researchers have shown that carbon monoxide may prevent the placental cell death caused by oxidative stress injury, possibly averting the risks of pre-eclampsia.

Soldiers' wives are tougher than their husbands think
September sees the deployment of more British troops to Afghanistan, but what is the impact on the wives and families left behind?

Is liver damage down the TRAIL for a promising cancer therapy?
Although TRAIL is a protein that is considered a promising cancer therapeutic because it can kill tumor cells, controversy surrounds whether or not it affects nontumor cells.

New findings could lead to vaccine for severe malaria
The most severe form of malaria hits pregnant women and children the hardest.

Genome info from 'plant destroyers' could save trees, beans and chocolate
An international team of scientists has published the first two genome sequences from a destructive group of plant pathogens called Phytophthora -- a name that literally means

Mature muscle fibers can revert to become cancerous, researchers find
Mature muscle fibers, rather than their less-developed neighbors, are the tissues that turn malignant in a soft-tissue cancer that strikes children and teens, researchers at UT Southwestern Medical Center and Children's Medical Center Dallas have found.

Impact of forest certification in developing countries examined
A market-based system to protect global forests is struggling to take root in developing countries, according to a recently published book in the Yale School of Forestry & Environmental Studies Publication Series.

A seat on the aisle, please!
Many women are more familiar than they want to be with the public toilet in their community.

Low vitamin E intake during pregnancy can lead to childhood asthma
Children whose mothers had a low intake of vitamin E during pregnancy are more likely to develop wheezing and asthma by age five. 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