Brightsurf Science News & Current Events

November 29, 2000
Insulin precursor linked with increased stroke risk; may represent new risk factor
Researchers may have identified a new marker to spot individuals at risk of a first stroke, according to a study reported in the December issue of Stroke: Journal of the American Heart Association.

Scientists find that electrical resistance between nanotubes, graphite is tunable
Electrical resistance between nanotubes -- carbon tubes so thin it would take several million lying side by side to cover an inch -- and graphite surfaces that support them varies according to how the tubes are oriented, a new University of North Carolina at Chapel Hill study shows.

The true importance of family health history
ROCHESTER, MINN. -- Consider the odds: Ten to 15 percent of people with colon cancer have a family history of the disease.

Marketing healthy lifestyle info in public housing
CWRU's School of Medicine, the Health Museum of Cleveland, and the Cuyahoga Metropolitan Housing Authority are collaborating on a program that employs corporate marketing strategies to deliver healthy lifestyle information to public housing residents.

Study finds substantial genetic basis for risk of periodontal disease
New research provides further evidence that a person's genes play a major role in the onset and severity of periodontal disease.

Diagnosis on a chip - molecular profiling that could improve diagnosis and help design better drugs
A new method for identifying specific proteins in blood or tissue samples could some day be used by doctors to help diagnose diseases and develop better drugs.

Discovery may jump-start mine remediation efforts
Probing the microscopic life found in the submerged recesses of an abandoned Wisconsin lead and zinc mine, scientists have found compelling evidence that microorganisms play a key role in the formation of mineral deposits.

Doctors and patients collude to maintain 'false optimism' about recovery
Many cancer patients develop a

Skip the mouth jewelry trend and let a healthy smile make the fashion statement
A case report found that piercing the tongue, lip or cheek could cause localized gingival recession.

Florida research shows that for rice, warmer earth brings uncertain future
University of Florida researchers have found above-average temperatures interfere with the life cycle and pollination process in rice plants.

Getting the most from your calcium supplement
Many women (and men) can benefit from calcium supplements to their diets.

Peru's Nasca lines point to water sources, suggest UMass researchers
The ancient

Secrets hidden in a tiger's paralyzing roar
A tiger's roar has the power to paralyze whatever animals hear it, including humans.

Infrastructure problems hinder clones of Silicon Valley
Many older industrial regions have tried to copy the success of Silicon Valley and Massachusetts's Route 128 corridor in developing high-tech industries.

Helping stroke survivors recover communication skills
The Cleveland Speech and Hearing Center and CWRU have established two groups to help people with aphasia, an acquired language impairment due to a neurological event (such as a stroke) that causes the loss of part of the ability to understand and use language.

Wykle receives gerontology research award
May Wykle of CWRU's Frances Payne Bolton School of Nursing received the Doris Schwartz Gerontological Nursing Research Award from the Gerontological Society of America (GSA), recognizing her contributions to geriatric nursing research and to the quality of life and health of older people.

Household hazards are not, as commonly believed, the leading cause of falls by the elderly
Household hazards such as slippery showers, loose throw rugs, obstructed pathways and other environmental hazards are not the leading cause of falls by the elderly living at home, a study by Yale researchers has found.

Living in a city increases a man's risk of death
Living in a city is risky, especially for men, according to a University of Michigan study of 3,617 adults published in the December issue of the American Journal of Public Health.

Researchers find candidate gene for premature menopause
Scientists lead by a research team from New Zealand have identified a gene which may be implicated in premature menopause, a condition affecting one in a hundred women under the age of 40 and one in a thousand under the age of 30.

Butterfly ballots confusing and biasing say researchers
Butterfly ballots like those used in Palm Beach County, Fla., for the 2000 presidential election are confusing and biasing, and election officials would do well to consider social science theories and methodology to help prevent future controversy, according to a team of social psychologists from the University of Alberta, Canada, and Penn State.

New study: Smart Start children more likely to have health care
North Carolina children who attended child care centers that participate in Smart Start quality improvement activities were more likely to have a regular source of health care than children who did not attend such centers, a new University of North Carolina at Chapel Hill study shows.

World AIDS Day 2000: NIH announces new plan for global AIDS research
As communities around the globe commemorate World AIDS Day, the National Institutes of Health (NIH) will announce a new initiative and strategic plan for global research on HIV/AIDS aimed at slowing the disaster and reversing its destruction of communities, economies and nations worldwide.

Med school to examine path of knowledge from bench to bedside
CWRU's School of Medicine has received a $1 million grant from the National Institutes of Health to train the next generation of clinical scientists to be well-grounded in the methods necessary to conduct clinical research trials.

Another cold? The best advice is still plenty of rest and fluids
Feel a cold coming on? Extra rest and plenty of warm fluids are still the best ways to cope with the common cold, according to the December issue of Mayo Clinic Health Letter.

Recognizing and treating sinus problems
An estimated 35 million Americans are plagued with sinusitis every year.

Paget's disease -- another cause of weak bones
Osteoporosis isn't the only reason that some people have weak bones.

American Sociological Association Call for Papers
The American Sociological Association is accepting submissions of papers for its 2001 Annual Meeting being held in Anaheim, CA Aug.

Exercise and arthritis: Move it or lose it
Nearly everyone knows that exercise has numerous health benefits for people of all ages and physical conditions.

New technique visualizes the function of synaptic channels
HHMI researchers have developed a new microscopy technique that allows visualization of intact synapses.

Family caregivers of dementia patients may be more vulnerable to illness
The chronic stress of caring for a family member with dementia may dampen the immune systems of the elderly caregivers, according to the results of a small study.

Turning blood into brain: new studies suggest bone marrow stem cells can develop into neurons in living animals
New studies show that bone marrow cells in mice can migrate into the brain and develop into cells that appear to be neurons.

New drug blocks rheumatoid arthritis early on, with few side effects
A large nationwide study concludes that a drug called etanercept dramatically slows or even stops the progress of rheumatoid arthritis (RA) at the earliest stages of the disease, helping nearly three-quarters of those taking it.

Texas A&M to link seafaring teacher to classrooms via web
A Houston schoolteacher will soon forsake her comfortable retirement to ship out on the world's largest science vessel, the JOIDES Resolution, in a bid to bring oceanography alive for rural Texas junior high kids.
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