Brightsurf Science News & Current Events

August 18, 2003
Duke ecologist finds devastation, hope in Iraqi marshes
An expedition by Duke University wetlands expert Curtis Richardson to evaluate damage to Iraq's storied Mesopotamian Marshlands revealed an environmental disaster of vast proportions.

Promising West Nile virus vaccine protects monkeys
Scientists at the National Institute of Allergy and Infectious Diseases (NIAID) have created a promising vaccine against West Nile virus by replacing parts of a distantly related virus with proteins from the West Nile virus.

Purdue researchers expose 'Docking Bay' for viral attack
Imagine a virus and its cellular target as two spacecraft - the virus sporting a tiny docking bay that allows it to invade its victim.

Sandia researchers create nanocrystals nature's way
Sandia researchers are developing complex nanomaterials that look strikingly similar to the microstructures of diatoms and seashells.

Adult mouse bone marrow stem cells can become cells of the nervous system
University of Minnesota researchers show that adult bone marrow stem cells can be induced to differentiate into cells of the midbrain.

New tool helps researchers bone up on osteoporosis
Purdue University scientists investigating osteoporosis in laying hens have shown that a noninvasive tool can monitor birds' bone strength and aid in discovering genetic information about bone disease in chickens.

Penn State to host national symposium on fertility decline in developed countries
In most highly developed countries more and more women are choosing to have fewer or no children, to delay childbearing (often until the chances of having a viable pregnancy are greatly reduced), and to have children outside of marriage.

Weather extremes shed light on prairie's past and environment's future
Highway travelers view much of the Midwest as little more than barren flatlands.

New prevalence study suggests dramatically rising numbers of people with Alzheimer's disease
Scientists project that some 13.2 million older Americans will have Alzheimer's disease (AD) by 2050 unless new ways are found to prevent or treat the disease.

Genome sequence for tomato-infecting microbe may show how bacteria adapt to plant defenses
Scientists have sequenced the genome of the microbe that causes bacterial speck disease in tomato plants and have reported preliminary information about the roles of the more than 5,500 genes, including clues to how the bacterium infects plants that are constantly trying to defend themselves against pathogens.

Toxic protein could explain Alzheimer's and lead to breakthroughs
Northwestern University researchers have discovered for the first time in humans the presence of a toxic protein that they believe to be responsible for the devastating memory loss found in individuals suffering from Alzheimer's disease.

PNNL advances power grid reliability, envisions grid of the future
PNNL is a leader in power grid reliability, from impacts of aging infrastructure, deregulation and vulnerabilities to terrorism to envisioning a power grid of the future.

Medical geneticist at Cedars-Sinai awarded $8.5 million NIH research grant
Medical geneticist and scientist, Jerome I. Rotter, M.D., has received an $8.5 million grant to further his search for the genes that contribute to heart disease in Mexican-American, African American, and Chinese populations within the U.S.

New Alzheimer projections add urgency to search for prevention, cure
An expected Alzheimer's epidemic will be far worse than previously thought, according to a new study published in the current issue of Archives of Neurology.

Babbling key to evaluating speech development in babies with hearing loss
Parents of deaf toddlers with cochlear implants or hearing aids have a new Internet tool to help them monitor their babies' progress in early speech development thanks to a Purdue University speech-language pathologist.

Global analysis finds a large portion of the earth is still wilderness
According to the most comprehensive global analysis of its kind ever conducted, wilderness still covers a large portion of the Earth's land surface and contains only a tiny percentage of the world's population but, surprisingly, only five wilderness areas hold globally significant levels of biodiversity.

Threatened juvenile salmon get scientific assistance
Research has found that thousands of miles of essential juvenile salmon habitat are blocked by tens of thousands of culverts that lay beneath Pacific Northwest roadways.

Wake Forest to assist seven UNC schools with technology commercialization
Wake Forest University Health Sciences has established a new company to assist seven universities in the University of North Carolina (UNC) system with technology commercialization, also known as

Elsevier, American Chemical Society to link services to improve researchers' access
Elsevier and two divisions of the American Chemical Society -- Chemical Abstracts Service (CAS) and Publications -- have announced that they have agreed to provide linking between their services for scientists.

Unfair treatment means African Americans prefer same-race doctors
A new study by a University of Cincinnati researcher suggests that African Americans who choose black health-care providers do so because of personal experience with unfair treatment in the medical system.

CRP increases in children as weight increases
There is a significant association between body mass index and C-reactive protein (CRP) levels in children, according to a study in today's rapid access issue of Circulation: Journal of the American Heart Association.

UCSD scientists develop novel way to screen molecules
Chemists at the University of California, San Diego have developed a novel method of detecting molecules with a conventional compact disk player that provides scientists with an inexpensive way to screen for molecular interactions and a potentially cheaper alternative to medical diagnostic tests.

UCSF study finds no harm to HIV+ patients with short-term medical cannabis
UCSF researchers found no harmful changes in HIV virus levels in patients on combination antiretroviral therapy in a safety study looking at both smoked marijuana and dronabinol, an oral medical cannabinoid.

Mayo Clinic proceedings releases West Nile virus manuscript early to aid clinicians, public
As the peak transmission season of the West Nile virus reaches its midpoint, Mayo Clinic Proceedings has released via the Web a manuscript prior to publication, so clinicians and the public can quickly access the latest information on the disease.

Family-friendly policies aren't perpetuating traditional roles...at least not all the time
Are family-friendly policies just reinforcing traditional gender roles by freeing women up for more housework?

Annals of Internal Medicine, tip sheet, August 19, 2003
Highlights of the August 19 edition of the Annals of Internal Medicine include obesity associated with acute mountain sickness, marijuana for people with HIV, and a no-fault medical malpractice system in the United States.

Math, reading gaps between white, minority kindergarteners are large at start of kindergarten
Black and Hispanic children enter kindergarten with lower average levels of math and reading skills than White children, largely because of socioeconomic differences between White and minority families, according to a Penn State researcher.

American Psychiatric Association issues statement on compulsive shopping
There have been a number of erroneous reports in the media indicating that the American Psychiatric Association is planning to add

Mapping the air to safeguard your looks, the environment - and planes in flight
High air pollution does more than just irritate your lungs, research confirms it also affects the way you look.

Neurons involved in drug addiction relapse identified
Environmental cues associated with prior drug use can provoke a relapse.

Smart-1 - All set to fly to the moon
Europe is going to the Moon for the first time!

New research shows candidate name order will matter in California recall election
The ordering of candidates' names on ballots in the upcoming California recall election will likely affect the outcome, if the state's presidential election is a guide.
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