Brightsurf Science News & Current Events

November 10, 1998
UF Joins NASA's Virtual Astrobiology Institute To Look For Life On Mars
Chemists at the University of Florida have teamed with NASA and several other prestigious institutions to form a virtual Astrobiology Institute to study the origin and evolution of life in the galaxy.

Cognitive Processes Can Make "False" Or "Illusory" Memories Hard To Avoid
Give people fair warning that you are about to trick them into recalling something that never happened and most will still fall prey to the deception, creating

What Predicts Angioplasty Results?
Researchers at the Technion-Israel Institute of Technology found that long-term results after balloon angioplasty were determined by whether the patient had diabetes or hypertension and the degree of coronary heart disease.

The Heart-Healthy Cup Runneth Over -- With Grape Juice
Purple grape juice seems to have the same effect as red wine in reducing the risk of heart disease.

Sandia, Compaq Smash World Record In Large Database Sorting
A government lab -- interested in better defense simulations and in providing tools to identify patterns of medical fraud as well as threats to on-line banking and communications systems -- teams with the largest maker of personal computers, Compaq -- interested in $15 billion data market -- to assemble an off-the-shelf computer called Kudzu that sorts information three times faster than the previous record (held by a supercomputer) at 2/3 the cost.

NYU Computer Lab Is Working On Challenge Of Bringing EPIC Technology To Embedded Systems
NYU's ReaCT-ILP lab is developing software technologies that will greatly reduce the amount of code that must be written to synchronize the processes controlled by an embedded computer system.

New Technology Makes Gene Therapy More Effective
CHICAGO, November 10 -- Research that could point the way to more effective gene therapies for liver and other diseases was made public at The American Association for the Study of Liver Diseases 1998 Annual Meeting in Chicago, November 6 - 10.

More Than Half Of Children Eat Too Much Fat
More than half of a group of children surveyed by Johns Hopkins get too many of their daily calories from fat, according to a new study.

Drug Abuse Behavior Driven By Neurochemical Changes In The Brain
Researchers at Yerkes Regional Primate Center at Emory University have demonstrated that the same neurochemical changes in the brain that occur with cocaine use also can be triggered by environmental stimuli, without the presence of cocaine at all.

Role Of Government Branches In Tobacco War
Litigation alone won't solve the problem and may not be the best way to change tobacco control policy, according to a new University of Michigan study.

Lifetime Risks And Costs Of Heart Disease Much Higher For Obese
Compared to individuals who are not overweight, individuals who are obese have elevated risks of heart disease and can expect to incur higher medical-care costs as a result.

Kidney Stones Added To List Of Dangers Associated With Chinese Herb
Kidney stones are the latest adverse reaction to the Chinese herb, Ma Huang, report researchers at Washington University School of Medicine in St.

'Alternative' Medicine Becoming Mainstream, UF Study Finds
Traditional medical providers may have a reputation for shunning alternative therapies, but health-care teachers are getting massages, learning relaxation techniques and trying other unconventional treatments at about the same rate as the general population, University of Florida researchers report.

Advisory: Researchers Present Work At Annual Meeting
The following University of Michigan School of Public Health researchers will present their work at the annual meeting of the American Public Health Association, Nov.

Low Socio-Economic Status Heart Patients Need More Than Just Aggressive Cardiac Procedures
While aggressive procedures such as angioplasty and coronary bypass procedures improve the health of patients with heart disease, the benefits are less if patients don't have the financial means to protect that

Working Out The Risk For Stroke
Physical activity not only reduces the likelihood of heart disease but also may decrease the risk of strokes, researchers report.

Great Expectations: The 1998 Leonid Meteor Storm
Next week, bits and pieces of comet Temple-Tuttle will hurtle into Earth's atmosphere at a head-spinning 158,000 mph.

Chronic Stress Puts Heart Disease Patients At Greater Risk
Heart disease patients under chronic stress show high levels of a

New Multi-Center Study Proves Non-Surgical Treatment Reduces Angina
Enhanced External Counterpulsation (EECP), a non-invasive therapy with minimal side effects, is effective in reducing angina in individuals who suffer from coronary artery disease, according to a new study conducted at seven medical centers nationwide, including the University of California San Francisco.

Center Widens Regional Role In International Security
The Pacific Northwest National Laboratory has established a new adjunct organization, called the Pacific Northwest Center for Global Security, to coordinate nuclear nonproliferation programs, research and policy work within the lab and to involve organizations throughout the region, particularly universities and non-governmental organizations, in nonproliferation.

Beta Blocker Significantly Improves Heart Failure Survival
An international study of almost 4,000 people with heart failure finds that adding the beta-blocker metoprolol to standard treatment increases survival by about 35 percent.

Cervical Cancer Survivor: Women Aren't Getting Life Saving Information
A cervical cancer survivor and victim of a misdiagnosed Pap smear test advised physicians and health care experts today that women aren't being told what they need to know about cervical cancer symptoms and how to prepare for a Pap smear to ensure more accurate results.

For High-Volume Chest Pain Centers, Aggressive Use Of Nuclear Imaging Technology Saves Money, Shortens Hospital Says
Hospital emergency departments that see many potential heart attack patients could reduce health care costs and patient stays by using nuclear imaging technologies in a more aggressive manner to identify patients at the highest risk for heart attack, a pilot study has shown.

Smoking And Preschoolers: Does Familiarity Breed Attempts?
Preschoolers whose mothers smoked cigarettes were six times more likely to say they would take up the habit when they grow up than children from smoke-free homes, according to a survey presented today.

High Blood Pressure Can Lead To Mental Decline
High blood pressure can lead to declines in some mental abilities over and above those associated with advancing age, according to researchers who examined 140 men and women over two decades.

Famous Faces Activate More Parts Of The Brain
Faces you can name may be easier to remember than unknown faces because they activate more parts of the brain, a new study suggests.

Gulf War Troop Exposure To Pesticides To Be Studied By Virginia Tech Researchers
Virginia Tech researchers will investigate the possibility that troops exposed to insecticides during the Persian Gulf War could be at increased risk of developing Parkinson's Disease, thanks to a $543,000 grant from the U.S.

Sex-Specific Behavior Controlled By Peripheral Nervous System
In a series of novel experiments, researchers from the Georgia Institute of Technology have found that properties of sensory neurons in invertebrate animal limbs, rather than an organism's central nervous system, seem to be critical in determining what types of information are received and what behaviors result.

Interferon Less Effective Against Hepatitis C For African Americans
CHICAGO, November 10 - At the American Association for the Study of Liver Diseases 1998 Annual Meeting in Chicago, November 6 - 10, researchers discussed disturbing new findings indicating that interferon, the most commonly used drug against chronic Hepatitis C, is much less effective for African Americans than it is for other racial and ethnic groups.

The Fire Down Below: Extreme Heat-Loving Organisms May Be Keys To Molecular Evolution, Origin Of Life, New Book Argues
Poet Robert Frost famously wrote that

Biologist Provides New Take On Religion
A renowned cell biologist at Washington University in St. Louis has introduced a novel religious orientation -- religious naturalism -- with the publication of

Drip And Ship: Start Drug Early, Especially If Plan To Transfer Heart Patient To Larger Hospital
For smaller community hospitals that routinely transfer their sicker heart attack patients to larger tertiary care facilities for advanced treatment, the immediate use of a new anti-platelet drug improves the odds that the patient will not die or suffer a second heart attack within 30 days.

Vulnerability To Compulsive Gambling Is Partly Inherited
Researchers at Washington University School of Medicine and the Veteran Affairs Medical Center in St.

Easy-To-Perform Tests Definitively Predict Development Of Heart Disease In Women, Finds University Of Pittsburgh Study
Researchers now can definitively predict which women in their 40s and 50s without clinical signs of atherosclerosis will inevitably develop life-threatening heart disease.

Regular Exercise May Protect Against Negative Effects Of Immune System
A new University of Colorado at Boulder study suggests that choosing to exercise regularly in moderation may help guard against the negative effects of stress on the body's immune system.

Yankee ingenuity: Dartmouth physicists convert a microcope into a free-electron laser
A team of Dartmouth physicists has built the first table-top free-electron laser.

UCSF Study Finds DHEA Benefits Cardiovascular Function
DHEA (dehydroepiandrosterone), the popular hormone widely sold as a nutritional supplement to fight conditions from cancer to aging, does in fact have a beneficial effect on the vascular function of the heart, a new University of California San Francisco study shows.

Men And Women's Hearts React To Different Stresses
Different kinds of stressful events send men's and women's blood pressure and heart rates soaring, new research suggests.

Science Communication: Making Research Valuable To Everyone
We all receive and use science information daily, to some degree.

Why Women Are Less Likely Than Men To Commit Suicide
Writing in the journal Comprehensive Psychiatry, George E. Murphy, M.D., an emeritus professor of psychiatry at Washington University School of Medicine in St.

Snapshot Of Global Cardiac Care: Women In Latin America And Eastern Europe Don't Fare As Well
Women in Latin America and, to a lesser extent, those in Eastern Europe receive aggressive treatments for potential heart attacks less frequently than men, and when they do receive this care, it tends to be administered later.

ACE Spacecraft Braces For Fierce Meteor Storm
The Advanced Composition Explorer, designed and built by the Johns Hopkins Applied Physics Laboratory, is considered the satellite most at risk in this month's especially dangerous Leonid meteor storm.

Exercise May Lengthen Life In Patients With Congestive Heart Failure
Based on a pilot study, exercise may be beneficial for patients with congestive heart failure.

Emory Neuroscientists Use Computer Chip To Help Speech-Impaired Patients Communicate
Emory University researchers have developed a neurotrophic electrode that can be placed in the brain to help patients left paralyzed from injury or stroke to communicate through a computer.

Duke Physicians: Clinicians Have Ethical Obligation To Consider Alternative Medicine
Even physicians who subscribe to only conventional medical therapies have an ethical obligation to help their patients who are considering non-traditional treatments, Duke University Medical Center physicians say in Wednesday's (Nov.

Gene Influences How Lifestyle Affects Blood Cholesterol
A gene that influences blood cholesterol levels can also predict how much those levels are affected by weight gain, smoking and other lifestyle factors.

Web Site Explores How Climate Change Affects Human Health
If the Earth's climate is changing, how will it affect human health?
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