Brightsurf Science News & Current Events

July 13, 2005
SSETI Express sets off
SSETI Express, the first spacecraft to be designed and built by European students, has set off on the first stage of its journey into space.

Worlds oldest, largest organization of cancer scientists favors 'full spectrum of stem cell research biology'
Stem cell research - including research involving human embryonic stem cells - is essential to the advancement of cancer research, according to a position statement adopted by the Board of Directors of the American Association for Cancer Research.

Sensory deprivation affects brain's nerve connections
Scientists at New York University School of Medicine reveal the important role of early experience in shaping neuronal development and brain plasticity in a new study published in the July 14 issue of the journal Nature.

Say 'thank you': Learning how to lie
Although honesty is generally taught as the best policy, around a child's birthday and holidays, the little white lie goes a long way.

OHSU researchers help develop portable device to assist those combating balance disorders
Researchers at Oregon Health & Science University's Neurological Sciences Institute and the University of Bologna have developed a portable

Organic farms produce same yields as conventional farms
For corn and soybeans, organic farming yields the same size crop with a lot less fossil energy input and impact on the environment than conventional farming, according to a new study whose lead author is David Pimentel of Cornell University.

Researchers identify genes associated with lung transplant rejection
Researchers at the San Francisco VA Medical Center (SFVAMC) and the University of California, San Francisco (UCSF) have identified six genes associated with lymphocytic bronchitis, which is thought to lead to obliterative bronchitis (OB), the most common cause of long-term failure of transplanted lungs.

New treatment extends survival for patients with advanced lung cancer
An international clinical trial led by Canadian researchers has demonstrated that a drug called erlotinib increases survival in patients with advanced non-small cell lung cancer who typically have no other treatment options.

Accessible technology and rehab medicine help Americans with disabilities in today's work force
The Rusk Institute of Rehabilitation Medicine and Microsoft Corp. have teamed up to educate the medical community about the importance of incorporating accessible technology into the rehabilitation process to help patients with disabilities return to the work force and be more productive and competitive in their jobs.

Secret sex life of killer fungus
A fungus that causes life-threatening infections in humans may be having sex, say scientists.

Decrease in exercise main reason for weight gain in US girls
A decline in activity in the transition from childhood to adulthood could be responsible for increased weight gain in US girls, according to a study published online today (Thursday July 14, 2005) by The Lancet.

Viagra interferes with plant sexual reproduction
Are plants dependent on nitric oxide (NO) for successful reproduction?

Bacterial cooperation as a target for anti-infectious therapy
Resistance to antibiotics is spreading dangerously among bacteria, some of them being resistant to all known medicine.

Actin moves chromosomes: Discovery changes fundamental thinking
Microtubules need a helping hand to find chromosomes in dividing egg cells, scientists have discovered.

Sleeping beauty plays a significant role in identifying cancer genes
Researchers at the University of Minnesota Cancer Center and the National Cancer Institute have discovered a new method that could accelerate the way cancer-causing genes are found and could lead to a more accurate identification of the genes, according to two studies in the July 14, 2005, issue of Nature.

Purdue findings support earlier nuclear fusion experiments
Researchers at Purdue University have new evidence supporting earlier findings by other scientists who designed an inexpensive

UIC researchers show protein routes messages in nerve cells
A research team led by a UIC biologist reports the protein coracle ties glutamate receptors on nerve cell membranes to the cell's cytoskeleton.

A bomb to bust the deepest bunkers
Despite the lack of weapons of mass destruction found in Iraq, the Pentagon is pressing ahead with the development of a new warhead designed to destroy WMDs.

Study: Predatory dinosaurs had bird-like pulmonary system
What could the fierce dinosaur T. rex and a modern songbird such as the sparrow possibly have in common?

Desire to stop drinking could be more important than therapy
The positive outcomes of therapy for alcoholism may have less to do with the therapy itself and more to do with participants' determination to quit.

Fear of lawsuits affects emergency physicians' heart care decisions
Emergency physicians who have the greatest fear of malpractice suits are more likely than their colleagues to admit and order tests for patients with chest pain or other heart symptoms, even if those patients are at low risk for actual problems, according to a study led by a University of Iowa researcher.

Number of working poor families growing in America
Although the War on Poverty was declared in the 1960s, a poor family today in 2005 is much worse off than the average poor family in the 1960s, because official poverty measures have failed to keep up with changing basic needs, according to a new report.

Why do aneurysms form? New studies suggest leading role for white blood cells
Each year, 200,000 Americans find out that the largest blood vessel in their body may burst open at any time because of a weak spot called an aneurysm.

Primate virus jumps species barrier to humans for first time in Asia
Scientists have identified the first reported case in Asia of primate-to-human transmission of simian foamy virus (SFV), a retrovirus found in macaques and other primates.

New study on OTC progesterone health risks in women published
A recent study indicates that the use of OTC progesterone cream results in the same overall drug exposure in women as prescribed oral progesterone products.

SCAI news: Drug-eluting stents prove mettle in heart attack patients
This release contains two articles from the Society for Cardiovascular Angiography and Interventions.

Wrong path to an 'ownership society'
President George Bush has placed the ideal of an

Sneaky sex causes fish pest
Men! Fed up with women faking headaches? Grant yourself lucky that you are not a mosquito fish, as females wouldn't think twice about attacking you when you make a pass at them.

New study documents defensive medicine practiced among emergency physicians fearing lawsuits
A new survey of emergency physicians finds those most concerned about lawsuits are more likely to admit patients with cardiac symptoms and to order more tests.

Massachusetts second state to consider nurse staffing ratios; experts to appear at public hearing
As the Mass. nursing shortage enters its eighth year and health care costs continue to skyrocket, two competing nurse staffing bills are before the state legislature.

Three satellites needed to bring out 'shy star'
An international team of scientists has uncovered a rare type of neutron star so elusive that it took three satellites to identify it.

Subtle changes in normal genes implicated in breast cancer
Using a super-efficient method they invented to search for a type of cancer-related change in all genes of a cell, Dana-Farber Cancer Institute researchers have discovered new evidence about how the

Albert Szent-Györgyi Prize for Progress in Cancer Research announced
The National Foundation for Cancer Research today announced a new science prize to honor Nobel-laureate, Dr.

A vaccine to kill tapeworm
A vaccine for pigs which targets a gruesome parasite could save 50,000 people a year in poor countries.

Salivating aphids and dynamic proteins
Aphids salivate at the thought of beans! In fact, if it weren't for their saliva they would starve to death.

Neural cell transplants fight immune attack in mice with multiple sclerosis
The July 14, 2005 Nature publishes unexpected results in which adult mouse neural stem cells injected into mice with multiple sclerosis (MS) suppressed immune attacks, suggesting resident neural stem cells may not only serve as repair cells, but may also protect the brain from inflammation.

Blood testing links common foods and IBS
Researchers using comparison trials determined that irritable bowel syndrome (IBS) patients have elevated food-specific IgG4 antibodies to common foods such as wheat, beef, pork, lamb, and soya bean.

Lifespan again named among 100 Most Wired and 25 Most Wireless hospitals
Lifespan in Providence, RI has been named among the 100 Most Wired for the fourth year and the 25 Most Wireless for the third year.

Swamped city: New Orleans and nature
With hurricanes and flooding an ever-present danger, coping with nature has become second nature to the citizens of New Orleans.

Understanding and diagnosing an inherited pain syndrome
Yale School of Medicine researchers report the first demonstration that a single mutation in a human sodium channel gene can trigger pain in people with an inherited pain syndrome known as primary erythromelalgia, according to a study published this month in the journal Brain.
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