Brightsurf Science News & Current Events

July 23, 2000
Risk factors for heart disease not to be ignored in youth
Teenagers and young adults who have risk factors for heart disease have fatty plaques in their arteries that indicate varying stages of atherosclerosis - from the earliest signs of blockages to the more dangerous advanced stages - according to a study in today's Circulation: Journal of the American Heart Association.

Biodegradable stents in human arteries for the first time
A biodegradable arterial stent, a tube that is inserted into clogged blood vessels to restore proper blood flow, has been successfully tested in human patients for the first time researchers report in today's Circulation: Journal of the American Heart Association.

NSF helps grow Africa's internet
The Internet is gaining a stronger foothold in Africa thanks to a new public/private collaboration that promotes networking expertise on the continent.

Pigs at sea reveal latest clues in homicide research
The bodies of homicide victims found at sea or washed up on shore could provide investigators with critical information needed to help solve the crimes.

Study: too much sugar, not enough milk may damage U.S. teens' health
Between 1965 and 1996, a considerable shift occurred in the diets of U.S. teen-agers that could compromise the future health of the nation's people, a major new University of North Carolina at Chapel Hill study shows.

Heart researchers at Cedars-Sinai direct studies in the development of the first implantable device to treat atrial rhythm abnormalities
LOS ANGELES (July 24, 2000) -- Researchers at Cedars-Sinai Medical Center assisted in developing the computer programs that make sophisticated decisions in a new type of implantable cardioverter-defibrillator (ICD) that for the first time treats rhythm problems originating in the upper chambers of the heart, as well as those in the lower chambers.

Research study maps formation process of certain type of breast cancer
Investigators in Dana-Farber's Cancer Biology department, have charted the chain of events by which breast cancer cells known as estrogen receptor-negative cells are formed.

Canadian scientists find potent antifreeze protein that equips insects to brave winter
Researchers have found the precise structure of winter protection proteins derived from insects, knowledge that could benefit agriculture and the frozen food industry.

Study finds rare juvenile turtles
In 1966, when scientist-student Whit Gibbons captured his first Blanding's turtle while working on his Ph.D. at Michigan State University's Kellogg Biological Station, the turtle was almost as old as he was.

Space 'bugs' to test alien microbe theory
Did microbial life once came to Earth on a meteorite from another planet?

Ancient mediterranean port city may have been holy land way station
A partially submerged city on the Mediterranean Sea in present-day Turkey has yielded a second underwater church, leading researchers to believe the settlement was a magnet for pilgrims traveling to and from the Holy Land nearly 2,000 years ago.

Low-dose oral contraceptives are as protective against ovarian cancer as are older, high-dose pills, find University of Pittsburgh researchers
Low-dose contraceptives currently on the market are just as effective as the older, high-dose preparations in protecting women from ovarian cancer, according to investigators from the University of Pittsburgh Graduate School of Public Health (GSPH) in a paper published in the August 1 issue of the American Journal of Epidemiology.

UCSF enrolls patients for clinical study on ways to treat depression and alcohol abuse in the elderly
The University of California, San Francisco is enrolling patients in a large, multi centered clinical trial that will study methods of treating depression, anxiety and alcohol abuse in older patients.

Medication reduces metabolism of nicotine, decreasing urge to smoke
NIDA-supported researchers at the University of Toronto have found that a medication that partially blocks the body's ability to break down nicotine significantly improves the effectiveness of oral nicotine replacement in reducing a smoker's urge for nicotine.

Calcium test aids in risk assessment for heart disease
EBCT, a non-invasive test that measures calcium in the blood vessels, may, in some groups of patients, be about 70 percent accurate for diagnosing blocked arteries, according to a new study reported in today's Circulation, A Journal of the American Heart Association.

Healthy people 2000 goals attainable, Army finds
U.S. Army soldiers have generally become healthier over the last decade, although room for improvement still exists in certain areas, according to a study.

Professors bring space to classroom through summer research at NASA Marshall Center
On the heels of Apollo 8, when humans first orbited the Moon, fifth-grader Billy Hix told his rural Tennessee classmates he wanted to work for NASA.

Importance of preventive medicine not reflected in major medical publications
Major medical journals publish relatively few articles about preventive medicine, which may affect how doctors and society regard it, suggest the results of a study.

Study suggests diabetics can use light to measure glucose
Scientists at Ohio University and the University of Iowa have edged one step closer to the development of a glucose measuring device that uses light instead of a blood sample.

Alcohol researchers suggest specific binding site for anesthetics and alcohols
Reporting in today's Early Edition of the August Proceedings of the National Academy of Sciences, researchers at the University of Texas at Austin and Stanford University describe a novel approach that may help scientists to better understand how alcohols and anesthetic drugs interact with certain brain proteins.
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