Brightsurf Science News & Current Events

September 16, 2002
Annals of Internal Medicine, tip sheet, September 17, 2002
The U.S. Preventive Services Task Force (USPSTF) recommends that physicians routinely screen women over 65 for osteoporosis, a thinning of the bones that can lead to bone fracture.

Water world: The sequel
Scientists at the Lawrence Berkeley National Laboratory (Berkeley Lab) have produced the first ever action movies starring individual water molecules on a metal surface.

New computer system solves problems by tricking computers
A Virginia Tech researcher has come up with a computer technology he calls 'Weaves' that allows a programmer to use a code in any programming language and convert it to a form similar to object-oriented programming.

Women who marry alcoholics
Women who marry alcoholics may have unique characteristics that influence their partner's drinking.

Leaving hospital against medical advice
Leaving hospital against medical advice (AMA) is a common and frustrating problem for health care providers.

Operating on a beating heart shows benefit in elderly
Bypass surgery on a beating heart may be the best option for patients over age 80, leading to fewer strokes and higher 30-day survival rates, according to a study in today's special surgery issue of Circulation: Journal of the American Heart Association.

Rare form of gene discourages alcohol dependence among Jews
A new study suggests that genes, not religion, may help explain why Jews generally have fewer problems with alcohol than Caucasians in general do.

Early evaluation critical for kidney disease patients' survival
Kidney disease patients are at a much increased risk of death when they have delays getting to a specialist, a Johns Hopkins-led study shows.

Modest drinking likely to benefit post-menopausal women
Drinking modest amounts of alcohol seems to have a preventive effect against heart disease in post-menopausal women, just as it does among middle-aged men, by raising good cholesterol and altering other constituents of the blood.

Gene therapy promising for preventing restenosis
An experimental gene transfer technique shut down cell re-growth in the arteries' interior lining and reduced the inflammatory response - two main causes of re-narrowing of newly opened blood vessels, researchers report in today's rapid access issue of Circulation: Journal of the American Heart Association.

Gene therapy reverses muscular dystrophy in animal model
Researchers have proven that gene therapy can reverse the pathological features of muscular dystrophy in an animal model.

Rice researchers develop first fully automatic method to track 3-D movement of cancer cells
Cancer researchers are unable to predict exactly how cancer will spread, in part because of the limited tools available to study cell migration in the laboratory.

Prenatal alcohol exposure can damage both information processing and response capabilities
Scientists use reaction time to measure neurological deficits related to prenatal alcohol exposure.

GSA Release 02-41: 2002 Geological Society of America Annual Meeting
The 114th Annual Meeting of the Geological Society of America will be held October 27-30, 2002, at the Colorado Convention Center in Denver, Colorado.

Clot-buster keeps heart devices humming
Injecting a clot-buster unclogged a mechanical heart pump, restoring blood flow, according to a study in today's special surgery issue of Circulation: Journal of the American Heart Association.

Early osteoporosis detection can prevent fractures
An analysis of recent clinical data has prompted the U.S.

Many drunk drivers not problem drinkers
A study by the Johns Hopkins Bloomberg School of Public Health and the Insurance Institute for Highway Safety found that a substantial number of drivers with high blood alcohol concentrations (BACs) who are killed in automobile crashes are not problem drinkers.

Specialist mental health services required for refugees exposed to extreme trauma
A population study of Vietnamese refugees now living in Australia published on The Lancet's website,
ExonHit, UMBI announce RNA splicing symposium
The University of Maryland Biotechnology Institute will host an international symposium on RNA splicing a rapidly growing branch of biotechnology.

Off-the-job drinking predicts subsequent on-the-job injury for up to five years
Urban transit operators have one of the most stressful jobs in the United States.

Team care improves stroke outcomes
In this issue of CMAJ, Dr. Stephen Phillips and colleagues describe successes achieved at the Acute Stroke Unit at the Queen Elizabeth II Health Sciences Centre in Halifax through interdisciplinary care for stroke patients.

Study results show higher mortality rates in female children who undergo cardiac surgery
A study conducted among hospitals in California in the period 1995 to 1997 shows that gender appears to be an important determinant of surgical outcome for children undergoing cardiac surgery.

Using naltrexone to treat alcoholics with a 'Mediterranean drinking pattern'
Naltrexone has been used to treat alcoholism in the United States for close to a decade.

Concern over billion dollar alternative medicine bill
An Australian researcher has expressed concern over multi-billion-dollar spending on alternative therapies, and is calling for more rigorous testing of alternative medicines.

Workshop on neutrinos and subterranean science to determine roadmap for the future
Leading experts from around the world will report on the latest developments in subterranean research in a workshop in Washington D.C. funded by the National Science Foundation and organized by the University of Maryland.

'Off-pump' surgery reduces complications in overweight patients
Overweight people who have

UT Southwestern and U.T. Dallas win NIH grant to establish first sickle cell center in Southwest
A multi-million-dollar five-year federal grant will enable The University of Texas Southwestern Medical Center at Dallas and The University of Texas at Dallas to establish the first National Institutes of Health sickle cell center in the Southwest.

No one's laughing now
Back in the mid-1980s, W. Sue T. Griffin, Ph.D., had a wild idea: What if functions of immune molecules in the brain contributed to Alzheimer's disease?

After massive experiment, results favor wildlife corridors
A University of Florida-led study examines two barometers of healthy ecosystems: plant pollination by insects and the dispersal of seeds by birds; and concludes that corridors encourage the movement of plants and animals across 'fragmented' landscape.

Research reveals a more complete picture of breast tissue
A team of Dartmouth engineers and doctors are trying to find more comfortable and comprehensive ways to examine breast tissue to better detect and diagnose breast cancer.

Growth hormone could make farm fish bigger, faster to market
Connecticut Sea Grant research in transgenics, or the technique of transferring DNA from one species to another, has showed promise as a method for stimulating growth hormone production which could shorten the growth time needed for farm-raised fish to reach market size.

Big-bottomed sheep have a rare genetic mutation that builds muscle, not fat
Scientists have discovered an elusive, mutated gene named for the Greek goddess, Aphrodite Kallipygos, that causes certain sheep to have unusually big and muscular bottoms.
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