Brightsurf Science News & Current Events

April 23, 2001
Mechanism for life-threatening high-altitude sickness uncovered
Mountain climbers who develop high altitude sickness - with symptoms that include extreme listlessness and coughing up blood - may now have an explanation for what causes the condition, researchers report in today's Circulation: Journal of the American Heart Association.

Mandatory nutrition labeling reduces high-fat purchases
When mandatory nutrition labeling went into effect, sales of high-fat salad dressings significantly declined, showing that the labels do have an effect on consumer choices, says a Cornell University researcher.

Mutated clotting gene raises risk of heart disease in blacks, not whites
A gene involved in blood clotting is linked to a six-fold increase in risk for heart disease in African-Americans, according to the first prospective study to examine the gene as it relates to heart disease published in today's Circulation: Journal of the American Heart Association.

Key mechanics of cell membrane fusion revealed
Scientists at the University of North Carolina have developed a new working model of cell membrane fusion.

Mind/Body Medical Institute to participate in medicare lifestyle modification program demonstration
The U.S. Department of Health and Human Services' Health Care Financing Administration has invited the Mind/Body Medical Institute's Cardiac Wellness Program to participate in multi- year Medicare Lifestyle Modification Program Demonstration.

Solution to some of country's energy woes might be little more than hot air
A Sandia team led by researcher Steve Bauer has been working with Houston-based Haddington Ventures and its subsidiary Norton Energy Storage LLC to determine the feasibility of using a 2,200-foot-deep inactive mine near Norton, Ohio, as the storage vessel for a compressed air energy storage power plant.

Driving abilities are inhibited in some people with MS
People who suffer from cognitive difficulties related to Multiple Sclerosis (MS) have a slower driving reaction time and increased risk of accidents, according to a study in the April 24 issue of Neurology, the scientific journal of the American Academy of Neurology.

Researchers discover human gene that may produce sweet taste receptor
Two HHMI research teams have independently identified a human gene that encodes a likely receptor for sweet compounds.

Dialysis patients can avoid serious complications by using medication that normally treats low blood pressure, Yale researcher reports
Studies presented April 20 by a Yale researcher at the annual National Kidney Foundation Meeting in Orlando, Florida, show that midodrine hydrochloride, a medication normally used to treat low blood pressure, may also help kidney disease patients avoid some of the serious side effects of dialysis.

The John D. and Catherine T. Macarthur Foundation gives $11.5 million in support of scientific education and research in Russia
The John D. and Catherine T. MacArthur Foundation has announced a grant of $11.5 million in support of work designed to help Russian universities build science research programs and renew Russia's capacity to train scientists.

Yale School of Medicine Associate Dean profiled in "How Jane Won," a new book on how successful women attain their goals
Merle Waxman, associate dean, ombudsperson and director of the Office for Women in Medicine at Yale School of Medicine, is among 55 women featured in

Geologists focus on area contamination, environment, and energy issues
Geoscientists will answer the following questions (among others): Are we losing the Great Lakes' sand dunes?

Neonatal diabetes tied to gene defect
Mutations in the glucokinase gene can cause a complete deficiency of this enzyme, which plays a crucial role in the regulation of blood-sugar levels.

National survey reveals profound lack of scientific knowledge
A national survey developed by the California Academy of Sciences and polling organization Harris Interactive, reveals that the American public lacks basic scientific knowledge at a time when science-related issues have an increasing impact on daily life.

Most-serious greenhouse gas is increasing, international study finds
Scientists know that atmospheric concentrations of greenhouse gases such as carbon dioxide have risen sharply in recent years, but a study released today in Paris reports a surprising and dramatic increase in the most important greenhouse gas - water vapor - during the last half-century.

Caution urged in basing neck surgery decision solely on non-invasive imaging techniques
After comparing two commonly used non-invasive imaging techniques to the older and more invasive

Activity decrease in exercising older adults linked to decline in resting metabolism
A new University of Colorado at Boulder study shows that active older adults -- who burn more calories at rest than their sedentary counterparts -- showed significant drops in their resting metabolism less than a week after they slowed down their physical activity, even though they reduced their caloric intake accordingly.
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