Brightsurf Science News & Current Events

August 31, 2000
St John's wort as effective as standard antidepressant therapy
St John's wort is as effective as imipramine - one of the most commonly used antidepressants - and should be considered as a first line treatment in patients with mild to moderate depression, according to the largest ever study of St John's wort published this week in the BMJ.

Non-pathogenic bacteria block inflammatory response pathway in intestinal tract
Non-pathogenic bacteria within the gastrointestinal tract may be responsible for blocking an immune pathway that otherwise could cause an unhealthy inflammatory response to the millions of bacteria normally present in the intestine.

Residual stress in piezoelectric ceramics can be reduced, put to work
By applying a mechanical bending stress to offset the effects of residual stress in a piezoelectric ceramic thin film, researchers at the University of Illinois have found a way to significantly enhance the film's performance.

Older adults living alone after hospitalization need more support
Living alone after being hospitalized may strike a blow to the independence of older adults, suggest the results of a study.

Model reduces stress and warpage in polymer composite structures
Fiber-reinforced composites are strong and lightweight, but suffer from hidden stresses that can warp the final product or degrade its performance.

Breaking down Internet barriers goal of multi-million Virginia Tech program
The National Science Foundation has awarded $2.55 million to Virginia Tech for a novel education and research program to make the Internet more accessible.

Farmers tend to work long past typical retirement age, survey finds
Did you hear the one about the retired farmer? If you did, you probably didn't hear it in Illinois.

Tuberculosis Research Foundation announces the first competition for Vaccine Innovation Program (VIP) grants
The Sequella Global Tuberculosis Foundation, with the support of the Bill and Melinda Gates Foundation, announces the first competition for Vaccine Innovation Program (VIP) grants.

Multidimensional technique enhances vibrational spectroscopy
By combining ultrashort pulses from a mid-infrared laser with pulses of visible light, chemists at the University of Illinois have added an important new dimension to vibrational spectroscopy.

New approach to thwarting inflammation
HHMI researchers have discovered a way to shut down the inflammatory response in cells that spares related mechanisms that cells need in order to function properly.

New drugs could be more effective at lowering cholesterol
HHMI researchers have discovered two targets for a new generation of cholesterol-lowering drugs that should allow greater precision in managing cholesterol levels.

Herpes virus shows promise in HIV vaccine research
Two Harvard Medical School researchers working toward an HIV vaccine are yielding promising results using a novel viral vector known for its longevity, according to a study in the September Journal of Virology.

Book examines all aspects of nutrition for dogs and cats
A newly revised comprehensive book on cat and dog nutrition contains more than just a cosmetic makeover.

Drug delivery system may help fight osteoporosis
A researcher at the University of Alberta has identified a way of delivering proteins directly to the bones that need them--a discovery which may lead to new ways of treating osteoporosis.

About half of voters prefer candidates of particular gender
Slightly more than half the people in a recent study said they were inclined to vote for candidates of a particular gender in a race between two equally qualified contestants.

Study shows common symptoms of menopause differ by race, socioeconomic status, and lifestyle
A study of more than 16,000 women ages 40-55 has found that common symptoms of menopause differ by ethnicity, socioeconomic status, and lifestyle factors.

Heart transplants benefit only the sickest patients
Heart transplantation improves survival only in patients with the worst heart failure and therefore at the highest risk of death while on the waiting list, according to a study in this week's BMJ.

Rapid improvements in lower back care possible
Hospitals and other health care organizations may be capable of reasonably quick and efficient improvements in the way they treat lower back pain, suggest the results of a recent study.

Drug therapy significantly extends lifespan of worms
Using drugs that help eliminate oxygen radicals, scientists have extended the normal lifespan of the nematode worm C. elegans by approximately 50 percent.

Kids who don't like school at the start often lose out all year
Most of the youngsters walking eagerly into kindergartens across America this fall expect school to be fun.

Farmers and GM crops should both impact farmland birds, Science study predicts
The use of genetically modified herbicide-tolerant (GMHT) crops may severely reduce bird populations on a small percentage of farms, while having little effect on most others, predicts a new study.

Want to increase voter turnout? Give them a candidate to hate
It will take more to get Americans to the polls this Election Day than a presidential candidate they really like.

UCSD announces major discovery regarding sudden cardiac death
UCSD researchers announce a major discovery regarding sudden cardiac death, the tragic cause of 400,000 American deaths each year.

Feeling nauseous? Research suggests your brain plays a role
When it feels like you're about to lose your lunch, your brain may play as big a role as your stomach.

Area school children, Washington University send experiments up on Sept. 8 shuttle
When Space Shuttle STS 106 is launched from the Kennedy Space Center Sept.

Scientists develop better way to detect presence of soybean fungus
A new molecular diagnostic method is letting University of Illinois crop scientists send a message to various fungi that inhabit soybean plants and fields, including the fungus that causes soybean sudden death syndrome (SDS): We know where you are and what you are.

Chemists find primordial meteorite in a class by itself
A chemical analysis of a rare, uncontaminated 4.5 billion- year-old meteorite that fell to Earth earlier this year shows that its composition sets it apart from other meteorites found on Earth, giving scientists a glimpse of the solar system that has not been seen before.
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